#81300E
Closest named color: Rust Brown (#8B3103). oklch(42.1% 0.12 40.3), rgb(129, 48, 14).
Aa
White text reads best on this color (8.88:1).
About this color
#81300E is a dark, moderately saturated brown. In OKLCH its lightness is 42%, its chroma 0.120 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.022 away. White text reads best on it, at 8.88:1.
| Hue family | Browns |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.36:1 |
| White text | 8.88:1 |
Values
| HEX | #81300E |
| RGB | rgb(129, 48, 14) |
| HSL | hsl(18, 80%, 28%) |
| OKLCH | oklch(42.1% 0.12 40.3) |
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 #81300E | 8.88:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #81300E | 2.36:1 | Fails | Lc 14.4 | Not readable |
| #81300E text on white | 8.88:1 | AAA | Lc 89.6 | Fine for body text |
| #81300E text on black | 2.36:1 | Fails | Lc -12.7 | 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 800.
-
Step 50
50
#FBF3F1
oklch(97% 0.009 34.3)
-
Step 100
100
#F7E6E0
oklch(93.7% 0.02 40.5)
-
Step 200
200
#F1D1C6
oklch(88.5% 0.039 39.9)
-
Step 300
300
#E9B29E
oklch(80.9% 0.07 40.9)
-
Step 400
400
#DC8869
oklch(70.8% 0.112 40.9)
-
Step 500
500
#D06740
oklch(63.1% 0.143 40.4)
-
Step 600
600
#BB4B1D
oklch(55.6% 0.155 40.4)
-
Step 700
700
#A13B0E
oklch(49.1% 0.145 40.2)
-
Step 800
800 (this color)
#81300E
oklch(42.1% 0.12 40.3)
-
Step 900
900
#692D16
oklch(37.6% 0.093 40.5)
-
Step 950
950
#3E1B0E
oklch(27% 0.059 40.5)
#81300E 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) | #473E08 | 0.118 |
| Deuteranopia (no green cones) | #5B510A | 0.108 |
| Tritanopia (no blue cones) | #8E1B2A | 0.056 |
| Achromatopsia (no color) | #4A4A4A | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81300E
#81300E
oklch(42.1% 0.12 40.3)
- #00576A
#00576A
oklch(42.2% 0.076 219.3)
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 #81300E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.022
- Red Brown #8B2E16 ΔE 0.022
- Brown Red #922B05 ΔE 0.034
- Chestnut #742802 ΔE 0.035
- Brick Red #8F1402 ΔE 0.044
- Saddle Brown #8B4513 ΔE 0.055
- Dark Red #8B0000 ΔE 0.056
- Burnt Red #9F2305 ΔE 0.061
Use #81300E 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.