#511E45
Closest named color: Grape Purple (#5D1451). oklch(32.6% 0.093 337.6), rgb(81, 30, 69).
Aa
White text reads best on this color (12.95:1).
About this color
#511E45 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.093 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.037 away. White text reads best on it, at 12.95:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.093) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.62:1 |
| White text | 12.95:1 |
Values
| HEX | #511E45 |
| RGB | rgb(81, 30, 69) |
| HSL | hsl(314, 46%, 22%) |
| OKLCH | oklch(32.6% 0.093 337.6) |
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 #511E45 | 12.95:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #511E45 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #511E45 text on white | 12.95:1 | AAA | Lc 98.7 | Preferred for body text |
| #511E45 text on black | 1.62:1 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F3E5EF
oklch(93.6% 0.02 335.7)
-
Step 200
200
#EBD0E2
oklch(88.5% 0.038 338.1)
-
Step 300
300
#DFB0D1
oklch(80.9% 0.07 337.3)
-
Step 400
400
#CD85B9
oklch(70.7% 0.111 337.6)
-
Step 500
500
#BF64A8
oklch(63.1% 0.143 337.5)
-
Step 600
600
#AA4993
oklch(55.6% 0.155 337.6)
-
Step 700
700
#913A7D
oklch(49.1% 0.143 337.5)
-
Step 800
800
#763066
oklch(42.6% 0.12 337.2)
-
Step 900
900 (this color)
#511E45
oklch(32.6% 0.093 337.6)
-
Step 950
950
#381A30
oklch(26.9% 0.058 338)
#511E45 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) | #1F2C46 | 0.098 |
| Deuteranopia (no green cones) | #2E3444 | 0.087 |
| Tritanopia (no blue cones) | #55202E | 0.044 |
| Achromatopsia (no color) | #313131 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511E45
#511E45
oklch(32.6% 0.093 337.6)
- #004024
#004024
oklch(32.7% 0.078 157.2)
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 #511E45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.037
- Deep Violet #490648 ΔE 0.051
- Plum Purple #4E0550 ΔE 0.051
- Eggplant Purple #430541 ΔE 0.061
- Burgundy #610023 ΔE 0.069
- Aubergine #3D0734 ΔE 0.073
- Merlot #730039 ΔE 0.078
- Velvet #750851 ΔE 0.081
Use #511E45 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.