#511D3D
Closest named color: Grape Purple (#5D1451). oklch(32.1% 0.088 345.3), rgb(81, 29, 61).
Aa
White text reads best on this color (13.18:1).
About this color
#511D3D is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.088 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.047 away. White text reads best on it, at 13.18:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.088) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.59:1 |
| White text | 13.18:1 |
Values
| HEX | #511D3D |
| RGB | rgb(81, 29, 61) |
| HSL | hsl(323, 47%, 22%) |
| OKLCH | oklch(32.1% 0.088 345.3) |
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 #511D3D | 13.18:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #511D3D | 1.59:1 | Fails | Lc 0.0 | Not readable |
| #511D3D text on white | 13.18:1 | AAA | Lc 99.1 | Preferred for body text |
| #511D3D text on black | 1.59:1 | 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
#F7CAE2
oklch(88.5% 0.059 345.1)
-
Step 300
300
#F2A5D0
oklch(80.9% 0.105 345.1)
-
Step 400
400
#E771B8
oklch(70.8% 0.167 345.1)
-
Step 500
500
#DC42A6
oklch(63.1% 0.213 345.1)
-
Step 600
600
#C70A91
oklch(55.5% 0.232 345.1)
-
Step 700
700
#AA007A
oklch(49.1% 0.209 345.5)
-
Step 800
800
#8C0464
oklch(42.8% 0.179 345.5)
-
Step 900
900
#701552
oklch(37.7% 0.139 344.9)
-
Step 950
950 (this color)
#511D3D
oklch(32.1% 0.088 345.3)
#511D3D 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) | #222B3E | 0.095 |
| Deuteranopia (no green cones) | #31333C | 0.084 |
| Tritanopia (no blue cones) | #561C2A | 0.035 |
| Achromatopsia (no color) | #303030 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511D3D
#511D3D
oklch(32.1% 0.088 345.3)
- #003E2B
#003E2B
oklch(32.2% 0.067 165.5)
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 #511D3D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.047
- Deep Violet #490648 ΔE 0.056
- Burgundy #610023 ΔE 0.059
- Plum Purple #4E0550 ΔE 0.060
- Eggplant Purple #430541 ΔE 0.063
- Aubergine #3D0734 ΔE 0.070
- Merlot #730039 ΔE 0.075
- Claret #680018 ΔE 0.076
Use #511D3D 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.