#591D67
Closest named color: Grape Purple (#5D1451). oklch(35.8% 0.132 319.4), rgb(89, 29, 103).
Aa
White text reads best on this color (11.69:1).
About this color
#591D67 is a dark, moderately saturated purple. In OKLCH its lightness is 36%, its chroma 0.132 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.040 away. White text reads best on it, at 11.69:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.79:1 |
| White text | 11.69:1 |
Values
| HEX | #591D67 |
| RGB | rgb(89, 29, 103) |
| HSL | hsl(289, 56%, 26%) |
| OKLCH | oklch(35.8% 0.132 319.4) |
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 #591D67 | 11.69:1 | AAA | Lc -99.9 | Preferred for body text |
| Black text on #591D67 | 1.79:1 | Fails | Lc 7.8 | Not readable |
| #591D67 text on white | 11.69:1 | AAA | Lc 96.1 | Preferred for body text |
| #591D67 text on black | 1.79:1 | 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
#FAF3FB
oklch(97.2% 0.013 321.9)
-
Step 100
100
#F3E4F6
oklch(93.6% 0.029 320.6)
-
Step 200
200
#EACEF1
oklch(88.5% 0.056 319.5)
-
Step 300
300
#DDACE9
oklch(80.9% 0.099 319.6)
-
Step 400
400
#CB7DDE
oklch(70.7% 0.159 319.6)
-
Step 500
500
#BC56D5
oklch(63% 0.204 319.3)
-
Step 600
600
#A834C2
oklch(55.6% 0.222 319.5)
-
Step 700
700
#9025A7
oklch(49.2% 0.205 319.7)
-
Step 800
800
#752288
oklch(42.8% 0.17 319.4)
-
Step 900
900 (this color)
#591D67
oklch(35.8% 0.132 319.4)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#591D67 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) | #013469 | 0.133 |
| Deuteranopia (no green cones) | #223A65 | 0.113 |
| Tritanopia (no blue cones) | #592A3F | 0.082 |
| Achromatopsia (no color) | #383838 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #591D67
#591D67
oklch(35.8% 0.132 319.4)
- #144A00
#144A00
oklch(35.9% 0.114 139.4)
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 #591D67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.040
- Royal Purple #4B006E ΔE 0.055
- Plum Purple #4E0550 ΔE 0.058
- Rich Purple #720058 ΔE 0.063
- Indigo #4B0082 ΔE 0.070
- Velvet #750851 ΔE 0.073
- Deep Violet #490648 ΔE 0.073
- Purple #800080 ΔE 0.091
Use #591D67 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.