#8A373D
Closest named color: Red Brown (#8B2E16). oklch(45.3% 0.113 18.5), rgb(138, 55, 61).
Aa
White text reads best on this color (7.79:1).
About this color
#8A373D is a medium-dark, moderately saturated red. In OKLCH its lightness is 45%, its chroma 0.113 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.043 away. White text reads best on it, at 7.79:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.113) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #8A373D |
| RGB | rgb(138, 55, 61) |
| HSL | hsl(356, 43%, 38%) |
| OKLCH | oklch(45.3% 0.113 18.5) |
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 #8A373D | 7.79:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #8A373D | 2.69:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #8A373D text on white | 7.79:1 | AAA | Lc 86.5 | Fine for body text |
| #8A373D text on black | 2.69:1 | Fails | Lc -15.6 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F7E5E5
oklch(93.6% 0.02 17.5)
-
Step 200
200
#F1D0D0
oklch(88.5% 0.037 17.9)
-
Step 300
300
#E9B0B0
oklch(81% 0.067 18.6)
-
Step 400
400
#DB8587
oklch(70.8% 0.106 18.6)
-
Step 500
500
#CE6369
oklch(63% 0.136 18.3)
-
Step 600
600
#BA4851
oklch(55.7% 0.147 18.6)
-
Step 700
700
#A03841
oklch(49.1% 0.138 18.8)
-
Step 800
800 (this color)
#8A373D
oklch(45.3% 0.113 18.5)
-
Step 900
900
#692B2F
oklch(37.8% 0.089 18.4)
-
Step 950
950
#3E1A1C
oklch(27.1% 0.056 18.1)
#8A373D 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) | #4A473D | 0.123 |
| Deuteranopia (no green cones) | #5F593B | 0.115 |
| Tritanopia (no blue cones) | #97293A | 0.032 |
| Achromatopsia (no color) | #525252 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A373D
#8A373D
oklch(45.3% 0.113 18.5)
- #006366
#006366
oklch(45.4% 0.077 198.4)
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 #8A373D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.043
- Auburn #9B2226 ΔE 0.046
- Brownish Purple #76424E ΔE 0.046
- Brown Red #922B05 ΔE 0.053
- Brick #A03623 ΔE 0.054
- Rust Brown #8B3103 ΔE 0.054
- Brown #A52A2A ΔE 0.056
- Dark Mauve #874C62 ΔE 0.062
Use #8A373D 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.