#8B3729
Closest named color: Red Brown (#8B2E16). oklch(45.1% 0.118 31.6), rgb(139, 55, 41).
Aa
White text reads best on this color (7.84:1).
About this color
#8B3729 is a medium-dark, moderately saturated red. In OKLCH its lightness is 45%, its chroma 0.118 and its hue 32°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.021 away. White text reads best on it, at 7.84:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.118) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.67:1 |
| White text | 7.84:1 |
Values
| HEX | #8B3729 |
| RGB | rgb(139, 55, 41) |
| HSL | hsl(9, 54%, 35%) |
| OKLCH | oklch(45.1% 0.118 31.6) |
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 #8B3729 | 7.84:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #8B3729 | 2.67:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #8B3729 text on white | 7.84:1 | AAA | Lc 86.6 | Fine for body text |
| #8B3729 text on black | 2.67:1 | Fails | Lc -15.5 | Dividers and decoration only |
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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F7E5E2
oklch(93.5% 0.02 28.9)
-
Step 200
200
#F1D1CA
oklch(88.6% 0.037 32.4)
-
Step 300
300
#EAB1A5
oklch(81% 0.069 32.1)
-
Step 400
400
#DD8675
oklch(70.8% 0.111 31.8)
-
Step 500
500
#D16451
oklch(63.1% 0.142 31.5)
-
Step 600
600
#BC4836
oklch(55.6% 0.153 31.2)
-
Step 700
700
#A23928
oklch(49.2% 0.143 31.7)
-
Step 800
800 (this color)
#8B3729
oklch(45.1% 0.118 31.6)
-
Step 900
900
#6A2C21
oklch(37.8% 0.092 31.9)
-
Step 950
950
#3E1A14
oklch(26.9% 0.058 31)
#8B3729 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) | #4D4627 | 0.122 |
| Deuteranopia (no green cones) | #625927 | 0.112 |
| Tritanopia (no blue cones) | #992534 | 0.045 |
| Achromatopsia (no color) | #525252 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B3729
#8B3729
oklch(45.1% 0.118 31.6)
- #00616E
#00616E
oklch(45.2% 0.078 210.6)
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 #8B3729, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.021
- Rust Brown #8B3103 ΔE 0.028
- Brown Red #922B05 ΔE 0.030
- Auburn #9B2226 ΔE 0.042
- Brick #A03623 ΔE 0.042
- Saddle Brown #8B4513 ΔE 0.044
- Burnt Red #9F2305 ΔE 0.047
- Russet #A13905 ΔE 0.052
Use #8B3729 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.