#281B0F
Closest named color: Dark Brown (#341C02). oklch(23.5% 0.029 63.3), rgb(40, 27, 15).
Aa
White text reads best on this color (16.74:1).
About this color
#281B0F 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 0.031 away. White text reads best on it, at 16.74:1.
| Hue family | Neutrals |
| Lightness | very dark (23%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Brown (#341C02) |
| Black text | 1.25:1 |
| White text | 16.74:1 |
Values
| HEX | #281B0F |
| RGB | rgb(40, 27, 15) |
| HSL | hsl(29, 45%, 11%) |
| OKLCH | oklch(23.5% 0.029 63.3) |
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 #281B0F | 16.74:1 | AAA | Lc -106.1 | Preferred for body text |
| Black text on #281B0F | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #281B0F text on white | 16.74:1 | AAA | Lc 103.6 | Preferred for body text |
| #281B0F 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE9E3
oklch(93.7% 0.01 67.7)
-
Step 200
200
#E3D7CC
oklch(88.6% 0.02 65.1)
-
Step 300
300
#D1BCAA
oklch(80.8% 0.034 62.9)
-
Step 400
400
#BA9A7D
oklch(70.8% 0.056 63.9)
-
Step 500
500
#A9805C
oklch(63.1% 0.071 62.3)
-
Step 600
600
#946941
oklch(55.6% 0.078 63)
-
Step 700
700
#7E5733
oklch(49.1% 0.073 62.5)
-
Step 800
800
#66482B
oklch(42.8% 0.059 64.1)
-
Step 900
900
#533C27
oklch(37.6% 0.046 63.1)
-
Step 950
950 (this color)
#281B0F
oklch(23.5% 0.029 63.3)
#281B0F 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) | #1F1C0E | 0.019 |
| Deuteranopia (no green cones) | #221F0F | 0.018 |
| Tritanopia (no blue cones) | #2C1818 | 0.023 |
| Achromatopsia (no color) | #1E1E1E | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #281B0F
#281B0F
oklch(23.5% 0.029 63.3)
- #11202B
#11202B
oklch(23.6% 0.03 241.4)
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 #281B0F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Brown #341C02 ΔE 0.031
- Jet #212529 ΔE 0.047
- Chocolate Brown #411900 ΔE 0.056
- Dark #1B2431 ΔE 0.061
- Rich Black #0D1B2A ΔE 0.067
- Deep Brown #410200 ΔE 0.072
- Dark Maroon #3C0008 ΔE 0.072
- Oxford Blue #1B263B ΔE 0.079
Use #281B0F 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.