#815F18
Closest named color: Mud (#735C12). oklch(50.8% 0.095 81.1), rgb(129, 95, 24).
Aa
White text reads best on this color (5.86:1).
About this color
#815F18 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 51%, its chroma 0.095 and its hue 81°. Its hue sits on the warm side of the wheel. The nearest named color is Mud (#735C12), ΔE 0.028 away. White text reads best on it, at 5.86:1.
| Hue family | Browns |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Mud (#735C12) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #815F18 |
| RGB | rgb(129, 95, 24) |
| HSL | hsl(41, 69%, 30%) |
| OKLCH | oklch(50.8% 0.095 81.1) |
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 #815F18 | 5.86:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #815F18 | 3.58:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #815F18 text on white | 5.86:1 | AA | Lc 79.1 | Fine for body text |
| #815F18 text on black | 3.58:1 | AA large text | Lc -22.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EEE9E0
oklch(93.5% 0.013 82.4)
-
Step 200
200
#E2D8C7
oklch(88.6% 0.025 81.1)
-
Step 300
300
#D0BEA0
oklch(80.9% 0.045 80.5)
-
Step 400
400
#B89C6B
oklch(70.6% 0.074 81.1)
-
Step 500
500
#A68342
oklch(63% 0.094 81.1)
-
Step 600
600
#926C1F
oklch(55.6% 0.102 80.7)
-
Step 700
700 (this color)
#815F18
oklch(50.8% 0.095 81.1)
-
Step 800
800
#654A12
oklch(42.8% 0.079 81.2)
-
Step 900
900
#523E17
oklch(37.7% 0.061 81.6)
-
Step 950
950
#30240F
oklch(26.9% 0.038 80)
#815F18 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) | #6D600B | 0.037 |
| Deuteranopia (no green cones) | #75681B | 0.031 |
| Tritanopia (no blue cones) | #8D5551 | 0.083 |
| Achromatopsia (no color) | #656565 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #815F18
#815F18
oklch(50.8% 0.095 81.1)
- #46659C
#46659C
oklch(50.8% 0.095 261.3)
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 #815F18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud #735C12 ΔE 0.028
- Dirt Brown #836539 ΔE 0.031
- Muddy Brown #886806 ΔE 0.031
- Medium Brown #7F5112 ΔE 0.038
- Greeny Brown #696006 ΔE 0.045
- Cocoa #875F42 ΔE 0.046
- Raw Sienna #9A6200 ΔE 0.047
- Brown Green #706C11 ΔE 0.047
Use #815F18 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.