Cosmic
Also known as: Winter Dusk , A Stitch in Time , Soul Sister , Filtered Light
Few blues feel this gentle. Cosmic leans cool and calm and trustworthy, which points it toward finance apps and trust-driven interfaces. A yellow counterpart from the complementary harmony gives it the most tension. Accessibility-wise, it needs a dark backdrop: 10.84:1 on black clears AA.
Reference
Cosmic color codes
- HEX
- #B8B9CB
- RGB
- rgb(184, 185, 203)
- RGBA
- rgba(184, 185, 203, 1)
- HSL
- hsl(237, 15%, 76%)
- HSV
- hsv(237, 9%, 80%)
- CMYK
- cmyk(9%, 9%, 0%, 20%)
- LAB
- lab(75.5 2.3 -9.2)
- OKLCH
- oklch(79.1% 0.025 283.3)
Analysis
Color intelligence
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Gamut
The full range of colors a device or space can show. sRGB is the common screen gamut; Display P3 is wider. A color outside a gamut cannot be shown accurately there and must be mapped inward.Full glossary entry →Displays accurately on every screen and translates well to print.
Temperature
Undertone
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neutral, leaning cool
subtle purple undertone in this near-neutral
Nearest standard colors
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Delta E (ΔE)
A measure of how different two colors look. Below 1 the difference is invisible to almost everyone; below 2.3 most people can't tell them apart; above 10 they are clearly different colors. We use CIEDE2000, the modern standard.Full glossary entry →
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Delta E (ΔE)
A measure of how different two colors look. Below 1 the difference is invisible to almost everyone; below 2.3 most people can't tell them apart; above 10 they are clearly different colors. We use CIEDE2000, the modern standard.Full glossary entry →- CSS: lightsteelblue #B0C4DE · ΔE 7.9
- RAL 7047: Telegrey 4 #CFD0CF · ΔE 10.6 · approximate
RAL values are widely published approximations of the physical standard. For Pantone-adjacent workflows, match by eye against a physical fan deck. Pantone's values are proprietary and device-dependent, so we don't print lookups.
Where Cosmic works
- Web & UI: Use it decoratively for dividers, chart series, and illustration accents, and let neutrals carry the type.
- Interiors: Muted enough to paint all four walls; sample it in both daylight and evening light before committing.
- Fashion: Works as a base layer or outerwear tone that lets brighter pieces do the talking.
- Branding: The safest brand-primary family there is; differentiate with an unexpected accent.
- Interiors: Use it where you want the eye to land: a front door, built-ins, or one bold wall.
- Fashion: One garment in this color carries an outfit; two starts to compete.
Copy as: every ecosystem
Variations
Tints, shades, and tones of Cosmic
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Tint
A color mixed with white, which raises its lightness. Pink is a tint of red. Tints feel softer and more open than the base color.Full glossary entry →
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Tint
A color mixed with white, which raises its lightness. Pink is a tint of red. Tints feel softer and more open than the base color.Full glossary entry →Tints (lighter)
Shades (darker)
Harmonies
Color harmonies
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Complementary colors
Two colors opposite each other on the wheel. They create the strongest contrast and make each other look more intense, so they work best used unevenly.Full glossary entry →
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Complementary colors
Two colors opposite each other on the wheel. They create the strongest contrast and make each other look more intense, so they work best used unevenly.Full glossary entry →Palettes built from Cosmic by rotating its hue in OKLCH space. Click any swatch to copy its hex code.
Complementary
Analogous
Triadic
Split-complementary
Tetradic
Monochromatic
Accessibility
Contrast & accessibility
Aa on white
contrast 1.94:1
AA fail AAA fail AA large fail
Aa on black
contrast 10.84:1
AA pass AAA pass AA large pass
Best text color on a Cosmic background: #000000
Palettes
Palettes featuring Cosmic
Cosmic with its complement
Soft neighbors of Cosmic
Cosmic triad
Explore
Similar colors
- Blue Haze #BDBACE · ΔE 2.2
- Arctic Ice #B6BDD0 · ΔE 2.8
- Ghost #C0BFC7 · ΔE 4.5
- Sailor Boy #AEBBD0 · ΔE 5.2
- Plein Air #B9C4D2 · ΔE 6.1
- Microchip #BABCC0 · ΔE 6.6
Looking for maximum contrast instead? The complement of Cosmic is closest to Ash .
FAQ
Cosmic FAQs
What color is Cosmic?
Cosmic is a light blue with the hex code #B8B9CB. In HSL terms it has a hue of 237°, 15% saturation, and 76% lightness.
What is the hex code for Cosmic?
The hex code for Cosmic is #B8B9CB. In RGB it's rgb(184, 185, 203), and in CMYK it's cmyk(9%, 9%, 0%, 20%).
What colors go well with Cosmic?
Cosmic pairs naturally with yellow tones from its complementary harmony, and with orange accents from its split-complementary palette. Its own tints and shades always work as a monochrome scheme.
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