#281B15
Closest named color: Dark Brown (#341C02). oklch(23.7% 0.024 45.9), rgb(40, 27, 21).
Aa
White text reads best on this color (16.69:1).
About this color
#281B15 is a very dark close to neutral grey. In OKLCH its lightness is 24%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Dark Brown (#341C02), ΔE 0.037 away. White text reads best on it, at 16.69:1.
| Hue family | Neutrals |
| Lightness | very dark (24%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.25:1 |
| White text | 16.69:1 |
Values
| HEX | #281B15 |
| RGB | rgb(40, 27, 21) |
| HSL | hsl(19, 31%, 12%) |
| OKLCH | oklch(23.7% 0.024 45.9) |
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 #281B15 | 16.69:1 | AAA | Lc -106.0 | Preferred for body text |
| Black text on #281B15 | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #281B15 text on white | 16.69:1 | AAA | Lc 103.6 | Preferred for body text |
| #281B15 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
#F8F5F3
oklch(97.2% 0.004 56.4)
-
Step 100
100
#EFE8E5
oklch(93.6% 0.009 44.9)
-
Step 200
200
#E2D6D1
oklch(88.4% 0.015 44.2)
-
Step 300
300
#D1BBB2
oklch(80.8% 0.028 43.6)
-
Step 400
400
#B9988A
oklch(70.6% 0.044 44.2)
-
Step 500
500
#A77F6D
oklch(63.1% 0.056 45.4)
-
Step 600
600
#926854
oklch(55.5% 0.062 46.4)
-
Step 700
700
#7D5645
oklch(49.1% 0.059 44.4)
-
Step 800
800
#654739
oklch(42.7% 0.047 46)
-
Step 900
900
#533C31
oklch(37.9% 0.037 46.7)
-
Step 950
950 (this color)
#281B15
oklch(23.7% 0.024 45.9)
#281B15 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 | 0.021 |
| Deuteranopia (no green cones) | #211F15 | 0.019 |
| Tritanopia (no blue cones) | #2B1919 | 0.013 |
| Achromatopsia (no color) | #1E1E1E | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281B15
#281B15
oklch(23.7% 0.024 45.9)
- #122127
#122127
oklch(23.7% 0.023 225.2)
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 #281B15, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.037
- Jet #212529 ΔE 0.041
- Dark #1B2431 ΔE 0.054
- Chocolate Brown #411900 ΔE 0.059
- Rich Black #0D1B2A ΔE 0.061
- Dark Maroon #3C0008 ΔE 0.071
- Oxford Blue #1B263B ΔE 0.071
- Deep Brown #410200 ΔE 0.072
Use #281B15 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.