#8B3640
Closest named color: Auburn (#9B2226). oklch(45.4% 0.116 15.9), rgb(139, 54, 64).
Aa
White text reads best on this color (7.77:1).
About this color
#8B3640 is a medium-dark, moderately saturated red. In OKLCH its lightness is 45%, its chroma 0.116 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Auburn (#9B2226), ΔE 0.046 away. White text reads best on it, at 7.77:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.116) |
| Temperature | warm |
| Nearest name | Auburn (#9B2226) |
| Black text | 2.69:1 |
| White text | 7.77:1 |
Values
| HEX | #8B3640 |
| RGB | rgb(139, 54, 64) |
| HSL | hsl(353, 44%, 38%) |
| OKLCH | oklch(45.4% 0.116 15.9) |
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 #8B3640 | 7.77:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #8B3640 | 2.69:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #8B3640 text on white | 7.77:1 | AAA | Lc 86.4 | Fine for body text |
| #8B3640 text on black | 2.69:1 | Fails | Lc -15.7 | 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
#F1D0D1
oklch(88.6% 0.037 15.8)
-
Step 300
300
#E9AFB2
oklch(80.8% 0.068 15.2)
-
Step 400
400
#DC848A
oklch(70.8% 0.108 15.8)
-
Step 500
500
#CF626D
oklch(63.1% 0.138 15.6)
-
Step 600
600
#BB4655
oklch(55.7% 0.151 15.8)
-
Step 700
700
#A03645
oklch(49% 0.14 15.7)
-
Step 800
800 (this color)
#8B3640
oklch(45.4% 0.116 15.9)
-
Step 900
900
#692A31
oklch(37.7% 0.09 15.7)
-
Step 950
950
#3E191D
oklch(27% 0.058 15.1)
#8B3640 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) | #4A4740 | 0.126 |
| Deuteranopia (no green cones) | #5F593E | 0.117 |
| Tritanopia (no blue cones) | #98283A | 0.031 |
| Achromatopsia (no color) | #525252 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B3640
#8B3640
oklch(45.4% 0.116 15.9)
- #006364
#006364
oklch(45.3% 0.077 196)
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 #8B3640, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Auburn #9B2226 ΔE 0.046
- Brownish Purple #76424E ΔE 0.047
- Red Brown #8B2E16 ΔE 0.048
- Brick #A03623 ΔE 0.056
- Brown #A52A2A ΔE 0.056
- Brown Red #922B05 ΔE 0.056
- Rust Brown #8B3103 ΔE 0.059
- Dark Mauve #874C62 ΔE 0.060
Use #8B3640 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.