#512559
Closest named color: Grape Purple (#5D1451). oklch(34.8% 0.1 321.3), rgb(81, 37, 89).
Aa
White text reads best on this color (11.94:1).
About this color
#512559 is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.100 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.039 away. White text reads best on it, at 11.94:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.75:1 |
| White text | 11.94:1 |
Values
| HEX | #512559 |
| RGB | rgb(81, 37, 89) |
| HSL | hsl(291, 41%, 25%) |
| OKLCH | oklch(34.8% 0.1 321.3) |
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 #512559 | 11.94:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #512559 | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #512559 text on white | 11.94:1 | AAA | Lc 97.0 | Preferred for body text |
| #512559 text on black | 1.75:1 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E6D1EA
oklch(88.5% 0.041 320.8)
-
Step 300
300
#D8B1DE
oklch(80.9% 0.075 321.8)
-
Step 400
400
#C387CE
oklch(70.8% 0.12 321.2)
-
Step 500
500
#B366C1
oklch(63.1% 0.155 321.3)
-
Step 600
600
#9E4BAD
oklch(55.6% 0.167 321.3)
-
Step 700
700
#873B95
oklch(49.1% 0.157 321.2)
-
Step 800
800
#6E3279
oklch(42.8% 0.129 321.2)
-
Step 900
900 (this color)
#512559
oklch(34.8% 0.1 321.3)
-
Step 950
950
#341B39
oklch(27% 0.063 320.8)
#512559 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) | #1C345B | 0.095 |
| Deuteranopia (no green cones) | #2A3858 | 0.083 |
| Tritanopia (no blue cones) | #522C3B | 0.061 |
| Achromatopsia (no color) | #373737 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512559
#512559
oklch(34.8% 0.1 321.3)
- #15460E
#15460E
oklch(34.8% 0.1 141.3)
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 #512559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.039
- Plum Purple #4E0550 ΔE 0.058
- Deep Violet #490648 ΔE 0.066
- Royal Purple #4B006E ΔE 0.073
- Rich Purple #720058 ΔE 0.078
- Eggplant Purple #430541 ΔE 0.080
- Velvet #750851 ΔE 0.081
- Space Cadet #2B2D42 ΔE 0.088
Use #512559 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.