#51245A
Closest named color: Grape Purple (#5D1451). oklch(34.7% 0.103 320.7), rgb(81, 36, 90).
Aa
White text reads best on this color (12.00:1).
About this color
#51245A is a dark, moderately saturated purple. In OKLCH its lightness is 35%, its chroma 0.103 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.038 away. White text reads best on it, at 12.00:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.74:1 |
| White text | 12.00:1 |
Values
| HEX | #51245A |
| RGB | rgb(81, 36, 90) |
| HSL | hsl(290, 43%, 25%) |
| OKLCH | oklch(34.7% 0.103 320.7) |
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 #51245A | 12.00:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #51245A | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #51245A text on white | 12.00:1 | AAA | Lc 97.1 | Preferred for body text |
| #51245A text on black | 1.74:1 | 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
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E7D0EB
oklch(88.5% 0.044 321.2)
-
Step 300
300
#D8B1E0
oklch(81% 0.077 320.5)
-
Step 400
400
#C386D0
oklch(70.7% 0.124 320.4)
-
Step 500
500
#B365C3
oklch(63% 0.158 320.6)
-
Step 600
600
#9F4AAF
oklch(55.7% 0.171 321.1)
-
Step 700
700
#873A97
oklch(49.1% 0.16 320.4)
-
Step 800
800
#6E317A
oklch(42.7% 0.132 320.8)
-
Step 900
900 (this color)
#51245A
oklch(34.7% 0.103 320.7)
-
Step 950
950
#341A3A
oklch(26.9% 0.066 319.9)
#51245A 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) | #1A335C | 0.098 |
| Deuteranopia (no green cones) | #293859 | 0.086 |
| Tritanopia (no blue cones) | #522C3B | 0.064 |
| Achromatopsia (no color) | #363636 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51245A
#51245A
oklch(34.7% 0.103 320.7)
- #14460A
#14460A
oklch(34.7% 0.103 140.8)
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 #51245A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.038
- Plum Purple #4E0550 ΔE 0.055
- Deep Violet #490648 ΔE 0.064
- Royal Purple #4B006E ΔE 0.070
- Rich Purple #720058 ΔE 0.077
- Eggplant Purple #430541 ΔE 0.079
- Velvet #750851 ΔE 0.081
- Indigo #4B0082 ΔE 0.089
Use #51245A 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.