#591F37
Closest named color: Burgundy (#610023). oklch(33.5% 0.09 357.3), rgb(89, 31, 55).
Aa
White text reads best on this color (12.53:1).
About this color
#591F37 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.090 and its hue 357°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.047 away. White text reads best on it, at 12.53:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.67:1 |
| White text | 12.53:1 |
Values
| HEX | #591F37 |
| RGB | rgb(89, 31, 55) |
| HSL | hsl(335, 48%, 24%) |
| OKLCH | oklch(33.5% 0.09 357.3) |
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 #591F37 | 12.53:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #591F37 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #591F37 text on white | 12.53:1 | AAA | Lc 97.9 | Preferred for body text |
| #591F37 text on black | 1.67:1 | 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
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F6E5EA
oklch(93.7% 0.02 357.6)
-
Step 200
200
#EFCFD9
oklch(88.4% 0.038 357.1)
-
Step 300
300
#E5AFC1
oklch(80.8% 0.067 356.9)
-
Step 400
400
#D684A1
oklch(70.7% 0.106 357.4)
-
Step 500
500
#C9628A
oklch(63% 0.138 357.3)
-
Step 600
600
#B44774
oklch(55.6% 0.148 357.3)
-
Step 700
700
#9B3761
oklch(49.1% 0.139 357.5)
-
Step 800
800
#7E2F4F
oklch(42.8% 0.115 357.9)
-
Step 900
900 (this color)
#591F37
oklch(33.5% 0.09 357.3)
-
Step 950
950
#3C1927
oklch(27% 0.058 356.5)
#591F37 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) | #292D38 | 0.099 |
| Deuteranopia (no green cones) | #383836 | 0.091 |
| Tritanopia (no blue cones) | #601A28 | 0.028 |
| Achromatopsia (no color) | #343434 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #591F37
#591F37
oklch(33.5% 0.09 357.3)
- #004136
#004136
oklch(33.5% 0.062 176.8)
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 #591F37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.047
- Grape Purple #5D1451 ΔE 0.055
- Claret #680018 ΔE 0.059
- Merlot #730039 ΔE 0.061
- Reddy Brown #6E1005 ΔE 0.075
- Bordeaux #7B002C ΔE 0.075
- Deep Violet #490648 ΔE 0.077
- Purple Brown #673A3F ΔE 0.078
Use #591F37 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.