#873631
Closest named color: Red Brown (#8B2E16). oklch(44.4% 0.112 26.2), rgb(135, 54, 49).
Aa
White text reads best on this color (8.07:1).
About this color
#873631 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.112 and its hue 26°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.028 away. White text reads best on it, at 8.07:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.60:1 |
| White text | 8.07:1 |
Values
| HEX | #873631 |
| RGB | rgb(135, 54, 49) |
| HSL | hsl(3, 47%, 36%) |
| OKLCH | oklch(44.4% 0.112 26.2) |
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 #873631 | 8.07:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #873631 | 2.60:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #873631 text on white | 8.07:1 | AAA | Lc 87.3 | Fine for body text |
| #873631 text on black | 2.60:1 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E5E3
oklch(93.5% 0.019 25.6)
-
Step 200
200
#F1D1CD
oklch(88.6% 0.036 26.3)
-
Step 300
300
#E8B1AA
oklch(80.9% 0.065 26.9)
-
Step 400
400
#DA867E
oklch(70.6% 0.105 25.9)
-
Step 500
500
#CE655D
oklch(63% 0.135 26.1)
-
Step 600
600
#B94A43
oklch(55.6% 0.145 26.5)
-
Step 700
700
#9F3A35
oklch(49% 0.136 26.2)
-
Step 800
800 (this color)
#873631
oklch(44.4% 0.112 26.2)
-
Step 900
900
#682C28
oklch(37.6% 0.087 25.9)
-
Step 950
950
#3D1A18
oklch(26.8% 0.055 24.8)
#873631 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) | #4B4530 | 0.118 |
| Deuteranopia (no green cones) | #5F562F | 0.108 |
| Tritanopia (no blue cones) | #942735 | 0.036 |
| Achromatopsia (no color) | #505050 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #873631
#873631
oklch(44.4% 0.112 26.2)
- #005F68
#005F68
oklch(44.3% 0.076 206.1)
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 #873631, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.028
- Rust Brown #8B3103 ΔE 0.038
- Brown Red #922B05 ΔE 0.040
- Auburn #9B2226 ΔE 0.046
- Brownish Purple #76424E ΔE 0.051
- Brick #A03623 ΔE 0.053
- Saddle Brown #8B4513 ΔE 0.055
- Brick Red #8F1402 ΔE 0.055
Use #873631 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.