#8A3B37
Closest named color: Red Brown (#8B2E16). oklch(45.8% 0.109 25.2), rgb(138, 59, 55).
Aa
White text reads best on this color (7.60:1).
About this color
#8A3B37 is a medium-dark, moderately saturated red. In OKLCH its lightness is 46%, its chroma 0.109 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.037 away. White text reads best on it, at 7.60:1.
| Hue family | Reds |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.76:1 |
| White text | 7.60:1 |
Values
| HEX | #8A3B37 |
| RGB | rgb(138, 59, 55) |
| HSL | hsl(3, 43%, 38%) |
| OKLCH | oklch(45.8% 0.109 25.2) |
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 #8A3B37 | 7.60:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #8A3B37 | 2.76:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #8A3B37 text on white | 7.60:1 | AAA | Lc 85.9 | Fine for body text |
| #8A3B37 text on black | 2.76:1 | Fails | Lc -16.2 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E5E4
oklch(93.5% 0.019 21.6)
-
Step 200
200
#F0D1CD
oklch(88.6% 0.035 26.6)
-
Step 300
300
#E7B1AC
oklch(80.8% 0.064 24.6)
-
Step 400
400
#D98780
oklch(70.7% 0.102 25.2)
-
Step 500
500
#CC6760
oklch(63.1% 0.129 25.5)
-
Step 600
600
#B84B47
oklch(55.6% 0.142 24.9)
-
Step 700
700
#9E3C38
oklch(49.2% 0.132 25.5)
-
Step 800
800 (this color)
#8A3B37
oklch(45.8% 0.109 25.2)
-
Step 900
900
#672D2A
oklch(37.6% 0.084 24.9)
-
Step 950
950
#3D1B19
oklch(27.1% 0.054 24.7)
#8A3B37 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) | #4E4936 | 0.115 |
| Deuteranopia (no green cones) | #625A35 | 0.106 |
| Tritanopia (no blue cones) | #972D3B | 0.036 |
| Achromatopsia (no color) | #545454 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A3B37
#8A3B37
oklch(45.8% 0.109 25.2)
- #00646C
#00646C
oklch(45.9% 0.078 204.4)
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 #8A3B37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.037
- Rust Brown #8B3103 ΔE 0.045
- Brown Red #922B05 ΔE 0.046
- Brick #A03623 ΔE 0.047
- Auburn #9B2226 ΔE 0.048
- Brownish Purple #76424E ΔE 0.048
- Saddle Brown #8B4513 ΔE 0.051
- Brown #A52A2A ΔE 0.056
Use #8A3B37 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.