#813D19
Closest named color: Rust Brown (#8B3103). oklch(44.2% 0.105 45.8), rgb(129, 61, 25).
Aa
White text reads best on this color (8.03:1).
About this color
#813D19 is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.105 and its hue 46°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.028 away. White text reads best on it, at 8.03:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.105) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.61:1 |
| White text | 8.03:1 |
Values
| HEX | #813D19 |
| RGB | rgb(129, 61, 25) |
| HSL | hsl(21, 68%, 30%) |
| OKLCH | oklch(44.2% 0.105 45.8) |
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 #813D19 | 8.03:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #813D19 | 2.61:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #813D19 text on white | 8.03:1 | AAA | Lc 87.3 | Fine for body text |
| #813D19 text on black | 2.61:1 | Fails | Lc -14.8 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E0
oklch(93.5% 0.018 43.2)
-
Step 200
200
#EDD3C7
oklch(88.5% 0.033 46.4)
-
Step 300
300
#E3B5A0
oklch(80.9% 0.061 45.8)
-
Step 400
400
#D48D6C
oklch(70.8% 0.098 45.6)
-
Step 500
500
#C76E43
oklch(63.1% 0.127 45.4)
-
Step 600
600
#B25422
oklch(55.5% 0.137 45.4)
-
Step 700
700
#994413
oklch(49.1% 0.128 45.7)
-
Step 800
800 (this color)
#813D19
oklch(44.2% 0.105 45.8)
-
Step 900
900
#643218
oklch(37.7% 0.081 46.4)
-
Step 950
950
#3B1D0F
oklch(26.9% 0.053 44.9)
#813D19 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) | #504714 | 0.097 |
| Deuteranopia (no green cones) | #615617 | 0.087 |
| Tritanopia (no blue cones) | #8E2E36 | 0.059 |
| Achromatopsia (no color) | #505050 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813D19
#813D19
oklch(44.2% 0.105 45.8)
- #005C76
#005C76
oklch(44.2% 0.084 225.4)
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 #813D19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.028
- Saddle Brown #8B4513 ΔE 0.031
- Red Brown #8B2E16 ΔE 0.034
- Milk Chocolate #7F4E1E ΔE 0.042
- Brown Red #922B05 ΔE 0.043
- Medium Brown #7F5112 ΔE 0.053
- Chestnut #742802 ΔE 0.058
- Russet #A13905 ΔE 0.063
Use #813D19 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.