#873813
Closest named color: Rust Brown (#8B3103). oklch(44.3% 0.118 42.5), rgb(135, 56, 19).
Aa
White text reads best on this color (8.06:1).
About this color
#873813 is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.118 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Rust Brown (#8B3103), ΔE 0.015 away. White text reads best on it, at 8.06:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Rust Brown (#8B3103) |
| Black text | 2.60:1 |
| White text | 8.06:1 |
Values
| HEX | #873813 |
| RGB | rgb(135, 56, 19) |
| HSL | hsl(19, 75%, 30%) |
| OKLCH | oklch(44.3% 0.118 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 #873813 | 8.06:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #873813 | 2.60:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #873813 text on white | 8.06:1 | AAA | Lc 87.3 | Fine for body text |
| #873813 text on black | 2.60:1 | Fails | Lc -14.9 | 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
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#F0D2C6
oklch(88.6% 0.038 43.1)
-
Step 300
300
#E8B39E
oklch(81% 0.069 42.6)
-
Step 400
400
#DB8968
oklch(70.8% 0.111 42.5)
-
Step 500
500
#CE683D
oklch(63% 0.141 42.5)
-
Step 600
600
#BA4D18
oklch(55.6% 0.154 42.5)
-
Step 700
700
#A03D07
oklch(49.1% 0.143 42.4)
-
Step 800
800 (this color)
#873813
oklch(44.3% 0.118 42.5)
-
Step 900
900
#692E14
oklch(37.8% 0.093 42.6)
-
Step 950
950
#3E1B0D
oklch(27% 0.06 41.7)
#873813 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) | #4F450D | 0.112 |
| Deuteranopia (no green cones) | #625710 | 0.103 |
| Tritanopia (no blue cones) | #952531 | 0.059 |
| Achromatopsia (no color) | #505050 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #873813
#873813
oklch(44.3% 0.118 42.5)
- #005D74
#005D74
oklch(44.4% 0.082 222.3)
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 #873813, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rust Brown #8B3103 ΔE 0.015
- Red Brown #8B2E16 ΔE 0.022
- Brown Red #922B05 ΔE 0.029
- Saddle Brown #8B4513 ΔE 0.033
- Milk Chocolate #7F4E1E ΔE 0.052
- Burnt Red #9F2305 ΔE 0.053
- Russet #A13905 ΔE 0.053
- Brick #A03623 ΔE 0.054
Use #873813 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.