#581B4F
Closest named color: Grape Purple (#5D1451). oklch(33.9% 0.112 334.1), rgb(88, 27, 79).
Aa
White text reads best on this color (12.46:1).
About this color
#581B4F is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.112 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.015 away. White text reads best on it, at 12.46:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.68:1 |
| White text | 12.46:1 |
Values
| HEX | #581B4F |
| RGB | rgb(88, 27, 79) |
| HSL | hsl(309, 53%, 23%) |
| OKLCH | oklch(33.9% 0.112 334.1) |
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 #581B4F | 12.46:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #581B4F | 1.68:1 | Fails | Lc 0.0 | Not readable |
| #581B4F text on white | 12.46:1 | AAA | Lc 97.6 | Preferred for body text |
| #581B4F text on black | 1.68:1 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F5E4F1
oklch(93.6% 0.025 333.7)
-
Step 200
200
#EDCEE6
oklch(88.4% 0.047 333.8)
-
Step 300
300
#E3ADD7
oklch(81% 0.083 334.4)
-
Step 400
400
#D37FC3
oklch(70.8% 0.135 334.2)
-
Step 500
500
#C55BB3
oklch(63.1% 0.171 334.3)
-
Step 600
600
#B03C9F
oklch(55.5% 0.187 334.1)
-
Step 700
700
#972D88
oklch(49.1% 0.174 334.1)
-
Step 800
800
#7B276F
oklch(42.7% 0.145 334)
-
Step 900
900 (this color)
#581B4F
oklch(33.9% 0.112 334.1)
-
Step 950
950
#3A1734
oklch(26.9% 0.07 334.3)
#581B4F 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) | #1A2E51 | 0.119 |
| Deuteranopia (no green cones) | #2E374D | 0.103 |
| Tritanopia (no blue cones) | #5C2032 | 0.057 |
| Achromatopsia (no color) | #343434 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #581B4F
#581B4F
oklch(33.9% 0.112 334.1)
- #004422
#004422
oklch(33.9% 0.086 154)
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 #581B4F, closest first.
No curated palette has a color within ΔE 0.04 of #581B4F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.015
- Plum Purple #4E0550 ΔE 0.045
- Deep Violet #490648 ΔE 0.053
- Rich Purple #720058 ΔE 0.060
- Velvet #750851 ΔE 0.063
- Eggplant Purple #430541 ΔE 0.068
- Merlot #730039 ΔE 0.070
- Burgundy #610023 ΔE 0.078
Use #581B4F 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.