#8F3731
Closest named color: Red Brown (#8B2E16). oklch(45.9% 0.121 26.8), rgb(143, 55, 49).
Aa
White text reads best on this color (7.61:1).
About this color
#8F3731 is a medium-dark, moderately saturated red. In OKLCH its lightness is 46%, its chroma 0.121 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.031 away. White text reads best on it, at 7.61:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.121) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #8F3731 |
| RGB | rgb(143, 55, 49) |
| HSL | hsl(4, 49%, 38%) |
| OKLCH | oklch(45.9% 0.121 26.8) |
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 #8F3731 | 7.61:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #8F3731 | 2.75:1 | Fails | Lc 18.3 | Dividers and decoration only |
| #8F3731 text on white | 7.61:1 | AAA | Lc 85.8 | Fine for body text |
| #8F3731 text on black | 2.75:1 | Fails | Lc -16.3 | 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
#F7E5E3
oklch(93.6% 0.02 25.2)
-
Step 200
200
#F2D0CB
oklch(88.5% 0.039 27.8)
-
Step 300
300
#EBB0A8
oklch(81% 0.07 27.5)
-
Step 400
400
#DE847A
oklch(70.7% 0.113 27)
-
Step 500
500
#D36258
oklch(63.2% 0.145 27.1)
-
Step 600
600
#BE453E
oklch(55.6% 0.157 26.7)
-
Step 700
700
#A33630
oklch(49.1% 0.145 27)
-
Step 800
800 (this color)
#8F3731
oklch(45.9% 0.121 26.8)
-
Step 900
900
#6B2A25
oklch(37.7% 0.094 26.9)
-
Step 950
950
#3F1916
oklch(27% 0.06 26.4)
#8F3731 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) | #4E4830 | 0.127 |
| Deuteranopia (no green cones) | #645B2F | 0.118 |
| Tritanopia (no blue cones) | #9D2536 | 0.040 |
| Achromatopsia (no color) | #545454 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8F3731
#8F3731
oklch(45.9% 0.121 26.8)
- #00646E
#00646E
oklch(46% 0.079 206.7)
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 #8F3731, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.031
- Auburn #9B2226 ΔE 0.037
- Brown Red #922B05 ΔE 0.037
- Brick #A03623 ΔE 0.037
- Rust Brown #8B3103 ΔE 0.039
- Brown #A52A2A ΔE 0.045
- Burnt Red #9F2305 ΔE 0.046
- Saddle Brown #8B4513 ΔE 0.051
Use #8F3731 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.