#581C39
Closest named color: Burgundy (#610023). oklch(33% 0.094 353.6), rgb(88, 28, 57).
Aa
White text reads best on this color (12.80:1).
About this color
#581C39 is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.094 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Burgundy (#610023), ΔE 0.046 away. White text reads best on it, at 12.80:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.094) |
| Temperature | warm |
| Nearest name | Burgundy (#610023) |
| Black text | 1.64:1 |
| White text | 12.80:1 |
Values
| HEX | #581C39 |
| RGB | rgb(88, 28, 57) |
| HSL | hsl(331, 52%, 23%) |
| OKLCH | oklch(33% 0.094 353.6) |
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 #581C39 | 12.80:1 | AAA | Lc -101.7 | Preferred for body text |
| Black text on #581C39 | 1.64:1 | Fails | Lc 0.0 | Not readable |
| #581C39 text on white | 12.80:1 | AAA | Lc 98.3 | Preferred for body text |
| #581C39 text on black | 1.64:1 | 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F6E5EB
oklch(93.7% 0.02 354)
-
Step 200
200
#EFCFDB
oklch(88.5% 0.039 353.3)
-
Step 300
300
#E6AEC4
oklch(80.9% 0.071 353.4)
-
Step 400
400
#D782A6
oklch(70.7% 0.113 353.5)
-
Step 500
500
#CA6090
oklch(63.1% 0.144 353.6)
-
Step 600
600
#B5437A
oklch(55.5% 0.158 353.5)
-
Step 700
700
#9C3467
oklch(49.1% 0.147 353.6)
-
Step 800
800
#7E2C54
oklch(42.6% 0.121 353.2)
-
Step 900
900 (this color)
#581C39
oklch(33% 0.094 353.6)
-
Step 950
950
#3C1929
oklch(27.1% 0.059 353.1)
#581C39 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) | #252B3A | 0.105 |
| Deuteranopia (no green cones) | #363638 | 0.093 |
| Tritanopia (no blue cones) | #5F1828 | 0.032 |
| Achromatopsia (no color) | #323232 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #581C39
#581C39
oklch(33% 0.094 353.6)
- #004033
#004033
oklch(33.1% 0.063 173.7)
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 #581C39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burgundy #610023 ΔE 0.046
- Grape Purple #5D1451 ΔE 0.049
- Merlot #730039 ΔE 0.061
- Claret #680018 ΔE 0.061
- Deep Violet #490648 ΔE 0.068
- Plum Purple #4E0550 ΔE 0.070
- Eggplant Purple #430541 ΔE 0.075
- Velvet #750851 ΔE 0.076
Use #581C39 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.