#512A95
Closest named color: Dark Slate Blue (#483D8B). oklch(40.1% 0.164 294.5), rgb(81, 42, 149).
Aa
White text reads best on this color (9.92:1).
About this color
#512A95 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.164 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.047 away. White text reads best on it, at 9.92:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.164) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.11:1 |
| White text | 9.92:1 |
Values
| HEX | #512A95 |
| RGB | rgb(81, 42, 149) |
| HSL | hsl(262, 56%, 37%) |
| OKLCH | oklch(40.1% 0.164 294.5) |
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 #512A95 | 9.92:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #512A95 | 2.11:1 | Fails | Lc 11.6 | Not readable |
| #512A95 text on white | 9.92:1 | AAA | Lc 92.4 | Preferred for body text |
| #512A95 text on black | 2.11:1 | Fails | Lc -10.1 | 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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EBE6FF
oklch(93.6% 0.034 294.9)
-
Step 200
200
#DBD2FF
oklch(88.5% 0.062 294.3)
-
Step 300
300
#C5B3FF
oklch(80.9% 0.107 294.8)
-
Step 400
400
#A987FF
oklch(70.7% 0.172 294.7)
-
Step 500
500
#9662FF
oklch(63.1% 0.222 294.4)
-
Step 600
600
#862EFE
oklch(55.6% 0.274 294.5)
-
Step 700
700
#721ADE
oklch(49.1% 0.255 294.4)
-
Step 800
800
#5C1DB3
oklch(42.7% 0.211 294.3)
-
Step 900
900 (this color)
#512A95
oklch(40.1% 0.164 294.5)
-
Step 950
950
#2B1653
oklch(26.9% 0.105 294)
#512A95 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) | #004498 | 0.099 |
| Deuteranopia (no green cones) | #004193 | 0.098 |
| Tritanopia (no blue cones) | #3E455C | 0.129 |
| Achromatopsia (no color) | #434343 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #512A95
#512A95
oklch(40.1% 0.164 294.5)
- #474D00
#474D00
oklch(40.1% 0.091 114.8)
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 #512A95, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.047
- Rebecca Purple #663399 ΔE 0.047
- Chrysanthemum #560BAD ΔE 0.051
- Blueberry #464196 ΔE 0.052
- Imperial Purple #480CA8 ΔE 0.053
- Indigo #4B0082 ΔE 0.067
- Indigo Blue #3A18B1 ΔE 0.071
- Sapphire #2138AB ΔE 0.083
Use #512A95 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.