#281A10
Closest named color: Dark Brown (#341C02). oklch(23.3% 0.029 56.3), rgb(40, 26, 16).
Aa
White text reads best on this color (16.86:1).
About this color
#281A10 is a very dark close to neutral grey. In OKLCH its lightness is 23%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark Brown (#341C02), ΔE 0.033 away. White text reads best on it, at 16.86:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.24:1 |
| White text | 16.86:1 |
Values
| HEX | #281A10 |
| RGB | rgb(40, 26, 16) |
| HSL | hsl(25, 43%, 11%) |
| OKLCH | oklch(23.3% 0.029 56.3) |
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 #281A10 | 16.86:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #281A10 | 1.24:1 | Fails | Lc 0.0 | Not readable |
| #281A10 text on white | 16.86:1 | AAA | Lc 103.7 | Preferred for body text |
| #281A10 text on black | 1.24:1 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE8E4
oklch(93.5% 0.009 52.1)
-
Step 200
200
#E3D6CD
oklch(88.4% 0.019 57.2)
-
Step 300
300
#D3BCAC
oklch(81% 0.034 57)
-
Step 400
400
#BC9880
oklch(70.7% 0.055 55.3)
-
Step 500
500
#AA7F60
oklch(63.1% 0.069 56.9)
-
Step 600
600
#956847
oklch(55.6% 0.075 56.8)
-
Step 700
700
#7F5638
oklch(49.1% 0.07 56.5)
-
Step 800
800
#68472F
oklch(42.9% 0.058 56.5)
-
Step 900
900
#543B2A
oklch(37.6% 0.045 55.1)
-
Step 950
950 (this color)
#281A10
oklch(23.3% 0.029 56.3)
#281A10 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) | #1E1B0F | 0.021 |
| Deuteranopia (no green cones) | #211E10 | 0.019 |
| Tritanopia (no blue cones) | #2C1717 | 0.020 |
| Achromatopsia (no color) | #1D1D1D | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281A10
#281A10
oklch(23.3% 0.029 56.3)
- #102029
#102029
oklch(23.4% 0.028 234.4)
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 #281A10, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.033
- Jet #212529 ΔE 0.048
- Chocolate Brown #411900 ΔE 0.057
- Dark #1B2431 ΔE 0.061
- Rich Black #0D1B2A ΔE 0.065
- Dark Maroon #3C0008 ΔE 0.070
- Deep Brown #410200 ΔE 0.070
- Oxford Blue #1B263B ΔE 0.078
Use #281A10 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.