#51245C
Closest named color: Grape Purple (#5D1451). oklch(34.9% 0.106 319.4), rgb(81, 36, 92).
Aa
White text reads best on this color (11.95:1).
About this color
#51245C is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.106 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.040 away. White text reads best on it, at 11.95:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.75:1 |
| White text | 11.95:1 |
Values
| HEX | #51245C |
| RGB | rgb(81, 36, 92) |
| HSL | hsl(288, 44%, 25%) |
| OKLCH | oklch(34.9% 0.106 319.4) |
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 #51245C | 11.95:1 | AAA | Lc -100.6 | Preferred for body text |
| Black text on #51245C | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #51245C text on white | 11.95:1 | AAA | Lc 97.0 | Preferred for body text |
| #51245C 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
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E6D0EC
oklch(88.4% 0.045 319)
-
Step 300
300
#D7B1E1
oklch(80.9% 0.078 319.2)
-
Step 400
400
#C386D2
oklch(70.8% 0.126 319.5)
-
Step 500
500
#B365C6
oklch(63.2% 0.161 319.5)
-
Step 600
600
#9E49B3
oklch(55.7% 0.176 319.3)
-
Step 700
700
#87399A
oklch(49.1% 0.164 319.3)
-
Step 800
800
#6E307D
oklch(42.7% 0.137 319.4)
-
Step 900
900 (this color)
#51245C
oklch(34.9% 0.106 319.4)
-
Step 950
950
#341A3B
oklch(26.9% 0.068 318.8)
#51245C 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) | #18345E | 0.100 |
| Deuteranopia (no green cones) | #28385B | 0.086 |
| Tritanopia (no blue cones) | #512D3C | 0.067 |
| Achromatopsia (no color) | #373737 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51245C
#51245C
oklch(34.9% 0.106 319.4)
- #164605
#164605
oklch(34.8% 0.105 139.4)
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 #51245C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.040
- Plum Purple #4E0550 ΔE 0.056
- Deep Violet #490648 ΔE 0.065
- Royal Purple #4B006E ΔE 0.067
- Rich Purple #720058 ΔE 0.077
- Eggplant Purple #430541 ΔE 0.080
- Velvet #750851 ΔE 0.082
- Indigo #4B0082 ΔE 0.086
Use #51245C 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.