#512880
Closest named color: Dark Slate Blue (#483D8B). oklch(38% 0.142 301.3), rgb(81, 40, 128).
Aa
White text reads best on this color (10.68:1).
About this color
#512880 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.142 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.052 away. White text reads best on it, at 10.68:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 1.96:1 |
| White text | 10.68:1 |
Values
| HEX | #512880 |
| RGB | rgb(81, 40, 128) |
| HSL | hsl(268, 52%, 33%) |
| OKLCH | oklch(38% 0.142 301.3) |
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 #512880 | 10.68:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #512880 | 1.96:1 | Fails | Lc 9.7 | Not readable |
| #512880 text on white | 10.68:1 | AAA | Lc 94.2 | Preferred for body text |
| #512880 text on black | 1.96:1 | Fails | Lc -8.3 | 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
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EDE6FC
oklch(93.7% 0.03 300.3)
-
Step 200
200
#E0D1FB
oklch(88.6% 0.059 301.5)
-
Step 300
300
#CCB1FB
oklch(81% 0.106 300.8)
-
Step 400
400
#B483F8
oklch(70.6% 0.171 301.5)
-
Step 500
500
#A25EF5
oklch(63.1% 0.218 301.1)
-
Step 600
600
#8E3CE4
oklch(55.5% 0.237 301)
-
Step 700
700
#792CC6
oklch(49.1% 0.22 301)
-
Step 800
800
#6327A0
oklch(42.7% 0.183 301.5)
-
Step 900
900 (this color)
#512880
oklch(38% 0.142 301.3)
-
Step 950
950
#2F184A
oklch(27% 0.09 301.9)
#512880 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) | #003E83 | 0.104 |
| Deuteranopia (no green cones) | #003E7E | 0.106 |
| Tritanopia (no blue cones) | #473C50 | 0.106 |
| Achromatopsia (no color) | #3E3E3E | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512880
#512880
oklch(38% 0.142 301.3)
- #3B4900
#3B4900
oklch(37.9% 0.091 121.3)
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 #512880, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.052
- Indigo #4B0082 ΔE 0.056
- Rebecca Purple #663399 ΔE 0.063
- Blueberry #464196 ΔE 0.067
- Royal Purple #4B006E ΔE 0.068
- Imperial Purple #480CA8 ΔE 0.078
- Chrysanthemum #560BAD ΔE 0.080
- Grape Purple #5D1451 ΔE 0.089
Use #512880 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.