#5B2F2F
Closest named color: Purple Brown (#673A3F). oklch(36.2% 0.064 20.7), rgb(91, 47, 47).
Aa
White text reads best on this color (11.09:1).
About this color
#5B2F2F is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.064 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.044 away. White text reads best on it, at 11.09:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.89:1 |
| White text | 11.09:1 |
Values
| HEX | #5B2F2F |
| RGB | rgb(91, 47, 47) |
| HSL | hsl(0, 32%, 27%) |
| OKLCH | oklch(36.2% 0.064 20.7) |
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 #5B2F2F | 11.09:1 | AAA | Lc -99.2 | Preferred for body text |
| Black text on #5B2F2F | 1.89:1 | Fails | Lc 8.5 | Not readable |
| #5B2F2F text on white | 11.09:1 | AAA | Lc 95.4 | Preferred for body text |
| #5B2F2F text on black | 1.89:1 | Fails | Lc 0.0 | Not readable |
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 900.
-
Step 50
50
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F3E6E6
oklch(93.5% 0.014 17.4)
-
Step 200
200
#EBD3D2
oklch(88.6% 0.027 20.5)
-
Step 300
300
#DEB5B3
oklch(80.9% 0.048 21.5)
-
Step 400
400
#CC8E8C
oklch(70.7% 0.076 21.2)
-
Step 500
500
#BE7070
oklch(63.1% 0.099 20.2)
-
Step 600
600
#A95758
oklch(55.5% 0.108 20.4)
-
Step 700
700
#914748
oklch(49.1% 0.1 20.6)
-
Step 800
800
#763B3B
oklch(42.8% 0.083 21.1)
-
Step 900
900 (this color)
#5B2F2F
oklch(36.2% 0.064 20.7)
-
Step 950
950
#381E1E
oklch(27% 0.041 20.1)
#5B2F2F 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) | #38362F | 0.069 |
| Deuteranopia (no green cones) | #433F2E | 0.064 |
| Tritanopia (no blue cones) | #63292F | 0.021 |
| Achromatopsia (no color) | #3C3C3C | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2F2F
#5B2F2F
oklch(36.2% 0.064 20.7)
- #00474B
#00474B
oklch(36.2% 0.062 201.2)
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 #5B2F2F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.044
- Chestnut #742802 ΔE 0.065
- Reddy Brown #6E1005 ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.072
- Claret #680018 ΔE 0.076
- Onyx #343A40 ΔE 0.076
- Burgundy #610023 ΔE 0.080
- Wine Red #7B0323 ΔE 0.083
Use #5B2F2F 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.