#512F6C
Closest named color: Dark Slate Blue (#483D8B). oklch(37.7% 0.106 307.9), rgb(81, 47, 108).
Aa
White text reads best on this color (10.64:1).
About this color
#512F6C is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.106 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.061 away. White text reads best on it, at 10.64:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.97:1 |
| White text | 10.64:1 |
Values
| HEX | #512F6C |
| RGB | rgb(81, 47, 108) |
| HSL | hsl(273, 39%, 30%) |
| OKLCH | oklch(37.7% 0.106 307.9) |
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 #512F6C | 10.64:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #512F6C | 1.97:1 | Fails | Lc 9.5 | Not readable |
| #512F6C text on white | 10.64:1 | AAA | Lc 94.4 | Preferred for body text |
| #512F6C text on black | 1.97:1 | Fails | Lc -8.2 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F6
oklch(93.6% 0.023 308.2)
-
Step 200
200
#E1D2F0
oklch(88.5% 0.044 307.9)
-
Step 300
300
#CFB3E9
oklch(80.9% 0.08 308.2)
-
Step 400
400
#B68ADD
oklch(70.6% 0.126 307.8)
-
Step 500
500
#A46AD4
oklch(63% 0.162 307.6)
-
Step 600
600
#904FC1
oklch(55.6% 0.176 308)
-
Step 700
700
#7A3FA7
oklch(49.1% 0.164 307.6)
-
Step 800
800
#633587
oklch(42.7% 0.135 307.5)
-
Step 900
900 (this color)
#512F6C
oklch(37.7% 0.106 307.9)
-
Step 950
950
#2F1C3F
oklch(26.9% 0.067 307.6)
#512F6C 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) | #1C3D6E | 0.085 |
| Deuteranopia (no green cones) | #273F6A | 0.077 |
| Tritanopia (no blue cones) | #4D3A48 | 0.077 |
| Achromatopsia (no color) | #3E3E3E | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512F6C
#512F6C
oklch(37.7% 0.106 307.9)
- #324B00
#324B00
oklch(37.8% 0.099 128.2)
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 #512F6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.061
- Grape Purple #5D1451 ΔE 0.069
- Blueberry #464196 ΔE 0.080
- Royal Purple #4B006E ΔE 0.081
- Indigo #4B0082 ΔE 0.084
- Rebecca Purple #663399 ΔE 0.084
- Plum Purple #4E0550 ΔE 0.089
- Rich Purple #720058 ΔE 0.093
Use #512F6C 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.