#511D41
Closest named color: Grape Purple (#5D1451). oklch(32.3% 0.091 341.3), rgb(81, 29, 65).
Aa
White text reads best on this color (13.10:1).
About this color
#511D41 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.091 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.041 away. White text reads best on it, at 13.10:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.60:1 |
| White text | 13.10:1 |
Values
| HEX | #511D41 |
| RGB | rgb(81, 29, 65) |
| HSL | hsl(318, 47%, 22%) |
| OKLCH | oklch(32.3% 0.091 341.3) |
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 #511D41 | 13.10:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #511D41 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #511D41 text on white | 13.10:1 | AAA | Lc 98.9 | Preferred for body text |
| #511D41 text on black | 1.60:1 | 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
#FDF2F8
oklch(97.1% 0.014 343.2)
-
Step 100
100
#F9E2F0
oklch(93.5% 0.031 340.6)
-
Step 200
200
#F6CAE5
oklch(88.5% 0.061 341.1)
-
Step 300
300
#F1A5D5
oklch(81% 0.108 341.5)
-
Step 400
400
#E66FC0
oklch(70.7% 0.174 341.2)
-
Step 500
500
#DB40B0
oklch(63.2% 0.221 341.2)
-
Step 600
600
#C6009B
oklch(55.6% 0.24 341.3)
-
Step 700
700
#A70083
oklch(49% 0.212 341)
-
Step 800
800
#8A006B
oklch(42.6% 0.184 341.4)
-
Step 900
900
#701357
oklch(37.8% 0.144 341.7)
-
Step 950
950 (this color)
#511D41
oklch(32.3% 0.091 341.3)
#511D41 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) | #202B42 | 0.098 |
| Deuteranopia (no green cones) | #2F3440 | 0.088 |
| Tritanopia (no blue cones) | #561E2C | 0.041 |
| Achromatopsia (no color) | #303030 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511D41
#511D41
oklch(32.3% 0.091 341.3)
- #003E27
#003E27
oklch(32.1% 0.071 161.1)
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 #511D41, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.041
- Deep Violet #490648 ΔE 0.052
- Plum Purple #4E0550 ΔE 0.054
- Eggplant Purple #430541 ΔE 0.060
- Burgundy #610023 ΔE 0.063
- Aubergine #3D0734 ΔE 0.070
- Merlot #730039 ΔE 0.076
- Dark Plum #3F012C ΔE 0.078
Use #511D41 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.