#51184D
Closest named color: Grape Purple (#5D1451). oklch(32.3% 0.11 330.7), rgb(81, 24, 77).
Aa
White text reads best on this color (13.22:1).
About this color
#51184D is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.110 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.027 away. White text reads best on it, at 13.22:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.58:1 |
| White text | 13.22:1 |
Values
| HEX | #51184D |
| RGB | rgb(81, 24, 77) |
| HSL | hsl(304, 54%, 21%) |
| OKLCH | oklch(32.3% 0.11 330.7) |
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 #51184D | 13.22:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #51184D | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #51184D text on white | 13.22:1 | AAA | Lc 99.0 | Preferred for body text |
| #51184D text on black | 1.58:1 | 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 950.
-
Step 50
50
#FDF1FB
oklch(97% 0.018 331.1)
-
Step 100
100
#F9E1F6
oklch(93.5% 0.038 329.9)
-
Step 200
200
#F6C8F0
oklch(88.5% 0.073 330.6)
-
Step 300
300
#F1A1E8
oklch(81% 0.131 330.7)
-
Step 400
400
#E666DC
oklch(70.7% 0.209 330.6)
-
Step 500
500
#DB26D2
oklch(63.1% 0.267 330.6)
-
Step 600
600
#BD00B5
oklch(55.5% 0.252 330.7)
-
Step 700
700
#A00099
oklch(49.1% 0.223 330.7)
-
Step 800
800
#84007E
oklch(42.6% 0.194 330.8)
-
Step 900
900
#6F006A
oklch(37.7% 0.171 330.7)
-
Step 950
950 (this color)
#51184D
oklch(32.3% 0.11 330.7)
#51184D 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) | #142B4F | 0.115 |
| Deuteranopia (no green cones) | #28334C | 0.100 |
| Tritanopia (no blue cones) | #541E30 | 0.058 |
| Achromatopsia (no color) | #303030 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51184D
#51184D
oklch(32.3% 0.11 330.7)
- #003F1A
#003F1A
oklch(32.2% 0.087 150.8)
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 #51184D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.027
- Plum Purple #4E0550 ΔE 0.032
- Deep Violet #490648 ΔE 0.037
- Eggplant Purple #430541 ΔE 0.051
- Aubergine #3D0734 ΔE 0.071
- Royal Purple #4B006E ΔE 0.071
- Rich Purple #720058 ΔE 0.074
- Velvet #750851 ΔE 0.078
Use #51184D 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.