#5B1D2B
Closest named color: Burgundy (#610023). oklch(33.2% 0.091 9.9), rgb(91, 29, 43).
Aa
White text reads best on this color (12.68:1).
About this color
#5B1D2B is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.091 and its hue 10°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.038 away. White text reads best on it, at 12.68:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.65:1 |
| White text | 12.68:1 |
Values
| HEX | #5B1D2B |
| RGB | rgb(91, 29, 43) |
| HSL | hsl(346, 52%, 24%) |
| OKLCH | oklch(33.2% 0.091 9.9) |
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 #5B1D2B | 12.68:1 | AAA | Lc -101.5 | Preferred for body text |
| Black text on #5B1D2B | 1.65:1 | Fails | Lc 0.0 | Not readable |
| #5B1D2B text on white | 12.68:1 | AAA | Lc 98.1 | Preferred for body text |
| #5B1D2B text on black | 1.65:1 | 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
#FBF3F4
oklch(97.1% 0.009 8.5)
-
Step 100
100
#F7E5E7
oklch(93.7% 0.02 9.8)
-
Step 200
200
#F1CFD3
oklch(88.4% 0.039 9.9)
-
Step 300
300
#E9AFB7
oklch(81% 0.069 9.5)
-
Step 400
400
#DB8391
oklch(70.7% 0.109 10)
-
Step 500
500
#CF6176
oklch(63.2% 0.14 10)
-
Step 600
600
#BA445F
oklch(55.6% 0.153 9.7)
-
Step 700
700
#A0354E
oklch(49.1% 0.142 10)
-
Step 800
800
#822D40
oklch(42.7% 0.118 10)
-
Step 900
900 (this color)
#5B1D2B
oklch(33.2% 0.091 9.9)
-
Step 950
950
#3E1920
oklch(27.1% 0.058 9.9)
#5B1D2B 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) | #2B2B2B | 0.101 |
| Deuteranopia (no green cones) | #3B372A | 0.092 |
| Tritanopia (no blue cones) | #631422 | 0.022 |
| Achromatopsia (no color) | #333333 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1D2B
#5B1D2B
oklch(33.2% 0.091 9.9)
- #003F3C
#003F3C
oklch(33.2% 0.057 189.5)
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 #5B1D2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.038
- Claret #680018 ΔE 0.044
- Reddy Brown #6E1005 ΔE 0.057
- Merlot #730039 ΔE 0.064
- Wine Red #7B0323 ΔE 0.069
- Bordeaux #7B002C ΔE 0.070
- Blood #770001 ΔE 0.072
- Grape Purple #5D1451 ΔE 0.073
Use #5B1D2B 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.