#813604
Closest named color: Rust Brown (#8B3103). oklch(42.9% 0.117 46.6), rgb(129, 54, 4).
Aa
White text reads best on this color (8.52:1).
About this color
#813604 is a dark, moderately saturated brown. In OKLCH its lightness is 43%, its chroma 0.117 and its hue 47°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.021 away. White text reads best on it, at 8.52:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.117) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.46:1 |
| White text | 8.52:1 |
Values
| HEX | #813604 |
| RGB | rgb(129, 54, 4) |
| HSL | hsl(24, 94%, 26%) |
| OKLCH | oklch(42.9% 0.117 46.6) |
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 #813604 | 8.52:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #813604 | 2.46:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #813604 text on white | 8.52:1 | AAA | Lc 88.7 | Fine for body text |
| #813604 text on black | 2.46:1 | Fails | Lc -13.5 | 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
#FBF4F0
oklch(97.1% 0.009 52.1)
-
Step 100
100
#F6E6DF
oklch(93.6% 0.02 45.3)
-
Step 200
200
#F0D2C4
oklch(88.5% 0.039 46.6)
-
Step 300
300
#E7B49C
oklch(81% 0.068 46.4)
-
Step 400
400
#D98A64
oklch(70.7% 0.11 46.1)
-
Step 500
500
#CC6B37
oklch(63.1% 0.139 46.7)
-
Step 600
600
#B85007
oklch(55.7% 0.152 46.7)
-
Step 700
700
#9C4100
oklch(49% 0.137 46.5)
-
Step 800
800 (this color)
#813604
oklch(42.9% 0.117 46.6)
-
Step 900
900
#672F10
oklch(37.6% 0.091 46.3)
-
Step 950
950
#3D1C0B
oklch(27% 0.058 46.2)
#813604 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) | #4C4200 | 0.107 |
| Deuteranopia (no green cones) | #5E5301 | 0.097 |
| Tritanopia (no blue cones) | #8E242E | 0.063 |
| Achromatopsia (no color) | #4C4C4C | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813604
#813604
oklch(42.9% 0.117 46.6)
- #005872
#005872
oklch(42.9% 0.082 226.4)
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 #813604, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.021
- Red Brown #8B2E16 ΔE 0.029
- Brown Red #922B05 ΔE 0.038
- Saddle Brown #8B4513 ΔE 0.042
- Chestnut #742802 ΔE 0.045
- Milk Chocolate #7F4E1E ΔE 0.056
- Brick Red #8F1402 ΔE 0.056
- Burnt Red #9F2305 ΔE 0.064
Use #813604 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.