#581F3B
Closest named color: Grape Purple (#5D1451). oklch(33.5% 0.091 352.5), rgb(88, 31, 59).
Aa
White text reads best on this color (12.54:1).
About this color
#581F3B is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.091 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.049 away. White text reads best on it, at 12.54:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.67:1 |
| White text | 12.54:1 |
Values
| HEX | #581F3B |
| RGB | rgb(88, 31, 59) |
| HSL | hsl(331, 48%, 23%) |
| OKLCH | oklch(33.5% 0.091 352.5) |
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 #581F3B | 12.54:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #581F3B | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #581F3B text on white | 12.54:1 | AAA | Lc 97.9 | Preferred for body text |
| #581F3B 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
#FBF3F6
oklch(97.1% 0.009 352.4)
-
Step 100
100
#F5E5EB
oklch(93.6% 0.019 352.7)
-
Step 200
200
#EECFDB
oklch(88.4% 0.038 352.6)
-
Step 300
300
#E4AFC5
oklch(80.9% 0.068 352)
-
Step 400
400
#D583A7
oklch(70.6% 0.11 352.4)
-
Step 500
500
#C76291
oklch(63% 0.139 352.6)
-
Step 600
600
#B2477C
oklch(55.6% 0.15 352.3)
-
Step 700
700
#993768
oklch(49% 0.141 352.5)
-
Step 800
800
#7C2F55
oklch(42.7% 0.115 352.4)
-
Step 900
900 (this color)
#581F3B
oklch(33.5% 0.091 352.5)
-
Step 950
950
#3B1929
oklch(26.9% 0.058 352.2)
#581F3B 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) | #272D3C | 0.100 |
| Deuteranopia (no green cones) | #37373A | 0.089 |
| Tritanopia (no blue cones) | #5F1C2A | 0.032 |
| Achromatopsia (no color) | #333333 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #581F3B
#581F3B
oklch(33.5% 0.091 352.5)
- #004133
#004133
oklch(33.4% 0.064 172.6)
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 #581F3B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.049
- Burgundy #610023 ΔE 0.052
- Merlot #730039 ΔE 0.062
- Claret #680018 ΔE 0.065
- Deep Violet #490648 ΔE 0.071
- Plum Purple #4E0550 ΔE 0.072
- Velvet #750851 ΔE 0.076
- Bordeaux #7B002C ΔE 0.079
Use #581F3B 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.