Dark
Also known as: Abyssal Anchorfish Blue , Hēi Sè Black , Moonless Mystery , Infinity
With its cool undertone, Dark (#1B2431) comes across as steady and dependable. Designers reach for it in SaaS products and finance apps. Dark plays well with brown tones. The harmonies below show which ones. Accessibility-wise, it clears AA for text on white at 15.63:1.
Reference
Dark color codes
- HEX
- #1B2431
- RGB
- rgb(27, 36, 49)
- RGBA
- rgba(27, 36, 49, 1)
- HSL
- hsl(215, 29%, 15%)
- HSV
- hsv(215, 45%, 19%)
- CMYK
- cmyk(45%, 27%, 0%, 81%)
- LAB
- lab(13.8 -1.0 -10.0)
- OKLCH
- oklch(25.8% 0.028 257.5)
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 blue 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: black #000000 · ΔE 11.7
- RAL 5004: Black blue #1D1F2A · ΔE 3.7 · 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 Dark works
- Web & UI: Use it directly for text on light surfaces; it clears AA contrast without adjustment.
- 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.
- Branding: The safest brand-primary family there is; differentiate with an unexpected accent.
- Web & UI: Use it decoratively for dividers, chart series, and illustration accents, and let neutrals carry the type.
- Branding: Best in a brand's supporting palette: packaging interiors, patterns, campaign accents.
Copy as: every ecosystem
Variations
Tints, shades, and tones of Dark
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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 Dark 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 15.63:1
AA pass AAA pass AA large pass
Aa on black
contrast 1.34:1
AA fail AAA fail AA large fail
Best text color on a Dark background: #ffffff
Palettes
Palettes featuring Dark
Dark with its complement
Soft neighbors of Dark
Dark triad
Explore
Similar colors
- Infinity #222831 · ΔE 2.6
- Night Sky #292B31 · ΔE 5.0
- Black Pearl #1E272C · ΔE 5.4
- Jaguar #29292F · ΔE 5.5
- Cinder #242A2E · ΔE 5.7
- Caviar #2B2C30 · ΔE 6.2
Looking for maximum contrast instead? The complement of Dark is closest to Cola .
FAQ
Dark FAQs
What color is Dark?
Dark is a dark blue with the hex code #1B2431. In HSL terms it has a hue of 215°, 29% saturation, and 15% lightness.
What is the hex code for Dark?
The hex code for Dark is #1B2431. In RGB it's rgb(27, 36, 49), and in CMYK it's cmyk(45%, 27%, 0%, 81%).
What colors go well with Dark?
Dark pairs naturally with brown tones from its complementary harmony. Its own tints and shades always work as a monochrome scheme.
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