#271B15
Closest named color: Dark Brown (#341C02). oklch(23.5% 0.022 47.8), rgb(39, 27, 21).
Aa
White text reads best on this color (16.74:1).
About this color
#271B15 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Dark Brown (#341C02), ΔE 0.038 away. White text reads best on it, at 16.74:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.25:1 |
| White text | 16.74:1 |
Values
| HEX | #271B15 |
| RGB | rgb(39, 27, 21) |
| HSL | hsl(20, 30%, 12%) |
| OKLCH | oklch(23.5% 0.022 47.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #271B15 | 16.74:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #271B15 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #271B15 text on white | 16.74:1 | AAA | Lc 103.7 | Preferred for body text |
| #271B15 text on black | 1.25:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F7F5F3
oklch(97.1% 0.003 67.8)
-
Step 100
100
#EEE8E5
oklch(93.5% 0.008 48.7)
-
Step 200
200
#E2D6D1
oklch(88.4% 0.015 44.2)
-
Step 300
300
#D0BCB2
oklch(80.9% 0.027 48.4)
-
Step 400
400
#B7998A
oklch(70.6% 0.042 48.1)
-
Step 500
500
#A5806D
oklch(63% 0.054 48.5)
-
Step 600
600
#906955
oklch(55.5% 0.059 48.2)
-
Step 700
700
#7B5746
oklch(49.1% 0.055 46.3)
-
Step 800
800
#644839
oklch(42.8% 0.045 49.3)
-
Step 900
900
#513C31
oklch(37.6% 0.035 48.9)
-
Step 950
950 (this color)
#271B15
oklch(23.5% 0.022 47.8)
#271B15 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #1E1C15 | 0.018 |
| Deuteranopia (no green cones) | #211F15 | 0.018 |
| Tritanopia (no blue cones) | #2A1919 | 0.013 |
| Achromatopsia (no color) | #1E1E1E | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #271B15
#271B15
oklch(23.5% 0.022 47.8)
- #132026
#132026
oklch(23.4% 0.021 228.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #271B15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.038
- Jet #212529 ΔE 0.041
- Dark #1B2431 ΔE 0.053
- Rich Black #0D1B2A ΔE 0.059
- Chocolate Brown #411900 ΔE 0.061
- Oxford Blue #1B263B ΔE 0.071
- Dark Maroon #3C0008 ΔE 0.072
- Deep Brown #410200 ΔE 0.074
Use #271B15 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.