#591B49
Closest named color: Grape Purple (#5D1451). oklch(33.8% 0.108 339.4), rgb(89, 27, 73).
Aa
White text reads best on this color (12.51:1).
About this color
#591B49 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.108 and its hue 339°. 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 12.51:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.108) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.67:1 |
| White text | 12.51:1 |
Values
| HEX | #591B49 |
| RGB | rgb(89, 27, 73) |
| HSL | hsl(315, 53%, 23%) |
| OKLCH | oklch(33.8% 0.108 339.4) |
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 #591B49 | 12.51:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #591B49 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #591B49 text on white | 12.51:1 | AAA | Lc 97.7 | Preferred for body text |
| #591B49 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
#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
#E5ADD2
oklch(81% 0.081 339.4)
-
Step 400
400
#D57FBB
oklch(70.7% 0.13 339.2)
-
Step 500
500
#C85BA9
oklch(63.1% 0.166 339.7)
-
Step 600
600
#B33D95
oklch(55.6% 0.181 339.3)
-
Step 700
700
#992E7F
oklch(49% 0.168 339.1)
-
Step 800
800
#7D2867
oklch(42.8% 0.139 339.6)
-
Step 900
900 (this color)
#591B49
oklch(33.8% 0.108 339.4)
-
Step 950
950
#3B1731
oklch(26.9% 0.068 339.2)
#591B49 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) | #1E2D4A | 0.116 |
| Deuteranopia (no green cones) | #313747 | 0.102 |
| Tritanopia (no blue cones) | #5E1D2F | 0.050 |
| Achromatopsia (no color) | #343434 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #591B49
#591B49
oklch(33.8% 0.108 339.4)
- #004329
#004329
oklch(33.8% 0.077 159.8)
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 #591B49, closest first.
No curated palette has a color within ΔE 0.04 of #591B49.
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 0.051
- Deep Violet #490648 ΔE 0.056
- Velvet #750851 ΔE 0.062
- Rich Purple #720058 ΔE 0.063
- Merlot #730039 ΔE 0.063
- Burgundy #610023 ΔE 0.067
- Eggplant Purple #430541 ΔE 0.069
Use #591B49 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.