#591D4B
Closest named color: Grape Purple (#5D1451). oklch(34.1% 0.106 338), rgb(89, 29, 75).
Aa
White text reads best on this color (12.33:1).
About this color
#591D4B is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.106 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.021 away. White text reads best on it, at 12.33:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.70:1 |
| White text | 12.33:1 |
Values
| HEX | #591D4B |
| RGB | rgb(89, 29, 75) |
| HSL | hsl(314, 51%, 23%) |
| OKLCH | oklch(34.1% 0.106 338) |
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 #591D4B | 12.33:1 | AAA | Lc -101.0 | Preferred for body text |
| Black text on #591D4B | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #591D4B text on white | 12.33:1 | AAA | Lc 97.5 | Preferred for body text |
| #591D4B text on black | 1.70:1 | 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
#FBF3F8
oklch(97.2% 0.011 339.3)
-
Step 100
100
#F5E4EF
oklch(93.6% 0.023 338.6)
-
Step 200
200
#EECEE3
oklch(88.4% 0.045 338.7)
-
Step 300
300
#E3ADD3
oklch(80.9% 0.08 337.5)
-
Step 400
400
#D380BC
oklch(70.7% 0.127 337.9)
-
Step 500
500
#C65DAB
oklch(63.2% 0.163 338.2)
-
Step 600
600
#B13F97
oklch(55.6% 0.178 337.9)
-
Step 700
700
#983080
oklch(49.1% 0.165 338.3)
-
Step 800
800
#7B2968
oklch(42.6% 0.137 338.1)
-
Step 900
900 (this color)
#591D4B
oklch(34.1% 0.106 338)
-
Step 950
950
#3B1832
oklch(27.1% 0.067 338.1)
#591D4B 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) | #1F2F4C | 0.114 |
| Deuteranopia (no green cones) | #313849 | 0.100 |
| Tritanopia (no blue cones) | #5E1F31 | 0.050 |
| Achromatopsia (no color) | #353535 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #591D4B
#591D4B
oklch(34.1% 0.106 338)
- #004428
#004428
oklch(34.1% 0.079 158.4)
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 #591D4B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.021
- Plum Purple #4E0550 ΔE 0.052
- Deep Violet #490648 ΔE 0.058
- Velvet #750851 ΔE 0.062
- Rich Purple #720058 ΔE 0.062
- Merlot #730039 ΔE 0.065
- Burgundy #610023 ΔE 0.071
- Eggplant Purple #430541 ΔE 0.072
Use #591D4B 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.