#511C3C
Closest named color: Grape Purple (#5D1451). oklch(31.9% 0.089 346.1), rgb(81, 28, 60).
Aa
White text reads best on this color (13.28:1).
About this color
#511C3C is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.089 and its hue 346°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.048 away. White text reads best on it, at 13.28:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.58:1 |
| White text | 13.28:1 |
Values
| HEX | #511C3C |
| RGB | rgb(81, 28, 60) |
| HSL | hsl(324, 49%, 21%) |
| OKLCH | oklch(31.9% 0.089 346.1) |
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 #511C3C | 13.28:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #511C3C | 1.58:1 | Fails | Lc 0.0 | Not readable |
| #511C3C text on white | 13.28:1 | AAA | Lc 99.2 | Preferred for body text |
| #511C3C 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
#FDF2F7
oklch(97.1% 0.013 347.9)
-
Step 100
100
#FAE2EE
oklch(93.6% 0.031 346)
-
Step 200
200
#F7CAE1
oklch(88.4% 0.059 346.2)
-
Step 300
300
#F3A5CF
oklch(81% 0.106 346.2)
-
Step 400
400
#E970B6
oklch(70.8% 0.169 346.5)
-
Step 500
500
#DE40A4
oklch(63.1% 0.216 346.2)
-
Step 600
600
#C9018F
oklch(55.6% 0.235 346.2)
-
Step 700
700
#AA0079
oklch(49.1% 0.208 345.9)
-
Step 800
800
#8D0063
oklch(42.8% 0.181 346.3)
-
Step 900
900
#711351
oklch(37.6% 0.141 345.9)
-
Step 950
950 (this color)
#511C3C
oklch(31.9% 0.089 346.1)
#511C3C 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) | #212A3D | 0.097 |
| Deuteranopia (no green cones) | #30333B | 0.087 |
| Tritanopia (no blue cones) | #571B29 | 0.036 |
| Achromatopsia (no color) | #303030 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511C3C
#511C3C
oklch(31.9% 0.089 346.1)
- #003D2B
#003D2B
oklch(31.9% 0.066 166.4)
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 #511C3C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.048
- Deep Violet #490648 ΔE 0.055
- Burgundy #610023 ΔE 0.057
- Plum Purple #4E0550 ΔE 0.059
- Eggplant Purple #430541 ΔE 0.061
- Aubergine #3D0734 ΔE 0.068
- Dark Plum #3F012C ΔE 0.074
- Claret #680018 ΔE 0.074
Use #511C3C 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.