#5B2D37
Closest named color: Purple Brown (#673A3F). oklch(36.1% 0.068 7.2), rgb(91, 45, 55).
Aa
White text reads best on this color (11.19:1).
About this color
#5B2D37 is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.068 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.045 away. White text reads best on it, at 11.19:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.87:1 |
| White text | 11.19:1 |
Values
| HEX | #5B2D37 |
| RGB | rgb(91, 45, 55) |
| HSL | hsl(347, 34%, 27%) |
| OKLCH | oklch(36.1% 0.068 7.2) |
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 #5B2D37 | 11.19:1 | AAA | Lc -99.4 | Preferred for body text |
| Black text on #5B2D37 | 1.87:1 | Fails | Lc 8.3 | Not readable |
| #5B2D37 text on white | 11.19:1 | AAA | Lc 95.6 | Preferred for body text |
| #5B2D37 text on black | 1.87:1 | 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F3E6E8
oklch(93.6% 0.014 6.7)
-
Step 200
200
#EBD2D6
oklch(88.6% 0.028 6.7)
-
Step 300
300
#DFB4BB
oklch(81% 0.051 7.3)
-
Step 400
400
#CD8B98
oklch(70.6% 0.082 6.5)
-
Step 500
500
#BF6D7E
oklch(63.1% 0.105 7.2)
-
Step 600
600
#AA5467
oklch(55.6% 0.114 7.5)
-
Step 700
700
#914456
oklch(49% 0.105 7)
-
Step 800
800
#763946
oklch(42.7% 0.086 7.9)
-
Step 900
900 (this color)
#5B2D37
oklch(36.1% 0.068 7.2)
-
Step 950
950
#381D23
oklch(27% 0.043 6)
#5B2D37 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) | #353637 | 0.075 |
| Deuteranopia (no green cones) | #413E36 | 0.068 |
| Tritanopia (no blue cones) | #622931 | 0.017 |
| Achromatopsia (no color) | #3B3B3B | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2D37
#5B2D37
oklch(36.1% 0.068 7.2)
- #004843
#004843
oklch(36.2% 0.063 186.9)
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 #5B2D37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.045
- Reddy Brown #6E1005 ΔE 0.073
- Claret #680018 ΔE 0.074
- Burgundy #610023 ΔE 0.074
- Chestnut #742802 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.075
- Onyx #343A40 ΔE 0.077
- Merlot #730039 ΔE 0.078
Use #5B2D37 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.