#803818
Closest named color: Rust Brown (#8B3103). oklch(43.2% 0.109 42.5), rgb(128, 56, 24).
Aa
White text reads best on this color (8.41:1).
About this color
#803818 is a dark, moderately saturated brown. In OKLCH its lightness is 43%, its chroma 0.109 and its hue 42°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.024 away. White text reads best on it, at 8.41:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.49:1 |
| White text | 8.41:1 |
Values
| HEX | #803818 |
| RGB | rgb(128, 56, 24) |
| HSL | hsl(18, 68%, 30%) |
| OKLCH | oklch(43.2% 0.109 42.5) |
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 #803818 | 8.41:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #803818 | 2.49:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #803818 text on white | 8.41:1 | AAA | Lc 88.4 | Fine for body text |
| #803818 text on black | 2.49:1 | Fails | Lc -13.8 | 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
#EFD2C7
oklch(88.5% 0.036 41.9)
-
Step 300
300
#E5B4A0
oklch(80.9% 0.064 43.3)
-
Step 400
400
#D68B6D
oklch(70.7% 0.101 42.5)
-
Step 500
500
#CA6C45
oklch(63.2% 0.131 42.5)
-
Step 600
600
#B55125
oklch(55.5% 0.142 42.2)
-
Step 700
700
#9C4117
oklch(49.1% 0.132 42.2)
-
Step 800
800 (this color)
#803818
oklch(43.2% 0.109 42.5)
-
Step 900
900
#663019
oklch(37.7% 0.085 42.6)
-
Step 950
950
#3C1D10
oklch(27.1% 0.053 42.9)
#803818 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) | #4C4314 | 0.104 |
| Deuteranopia (no green cones) | #5E5316 | 0.093 |
| Tritanopia (no blue cones) | #8D2831 | 0.055 |
| Achromatopsia (no color) | #4D4D4D | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #803818
#803818
oklch(43.2% 0.109 42.5)
- #005A70
#005A70
oklch(43.3% 0.08 221.9)
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 #803818, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.024
- Red Brown #8B2E16 ΔE 0.027
- Brown Red #922B05 ΔE 0.039
- Saddle Brown #8B4513 ΔE 0.042
- Chestnut #742802 ΔE 0.047
- Milk Chocolate #7F4E1E ΔE 0.054
- Brick Red #8F1402 ΔE 0.058
- Burnt Red #9F2305 ΔE 0.065
Use #803818 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.