#512B6C
Closest named color: Grape Purple (#5D1451). oklch(37% 0.113 308.9), rgb(81, 43, 108).
Aa
White text reads best on this color (10.98:1).
About this color
#512B6C is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.113 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.064 away. White text reads best on it, at 10.98:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.91:1 |
| White text | 10.98:1 |
Values
| HEX | #512B6C |
| RGB | rgb(81, 43, 108) |
| HSL | hsl(275, 43%, 30%) |
| OKLCH | oklch(37% 0.113 308.9) |
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 #512B6C | 10.98:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #512B6C | 1.91:1 | Fails | Lc 8.8 | Not readable |
| #512B6C text on white | 10.98:1 | AAA | Lc 95.1 | Preferred for body text |
| #512B6C text on black | 1.91:1 | Fails | Lc -7.6 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F7
oklch(93.7% 0.025 309.4)
-
Step 200
200
#E2D1F1
oklch(88.4% 0.047 309.2)
-
Step 300
300
#D0B2EB
oklch(80.9% 0.085 308.4)
-
Step 400
400
#B988E0
oklch(70.7% 0.134 308.9)
-
Step 500
500
#A867D7
oklch(63.1% 0.172 309.1)
-
Step 600
600
#934BC5
oklch(55.7% 0.188 308.7)
-
Step 700
700
#7D3BAA
oklch(49.1% 0.174 308.7)
-
Step 800
800
#66328A
oklch(42.8% 0.144 308.7)
-
Step 900
900 (this color)
#512B6C
oklch(37% 0.113 308.9)
-
Step 950
950
#311B40
oklch(27% 0.071 309.9)
#512B6C 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) | #143B6E | 0.095 |
| Deuteranopia (no green cones) | #233D6A | 0.085 |
| Tritanopia (no blue cones) | #4D3747 | 0.079 |
| Achromatopsia (no color) | #3C3C3C | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512B6C
#512B6C
oklch(37% 0.113 308.9)
- #2F4900
#2F4900
oklch(37% 0.098 129)
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 #512B6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.066
- Royal Purple #4B006E ΔE 0.071
- Indigo #4B0082 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.081
- Blueberry #464196 ΔE 0.085
- Rebecca Purple #663399 ΔE 0.086
- Rich Purple #720058 ΔE 0.089
Use #512B6C 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.