#511A41
Closest named color: Grape Purple (#5D1451). oklch(31.9% 0.097 340.8), rgb(81, 26, 65).
Aa
White text reads best on this color (13.34:1).
About this color
#511A41 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.097 and its hue 341°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.039 away. White text reads best on it, at 13.34:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.57:1 |
| White text | 13.34:1 |
Values
| HEX | #511A41 |
| RGB | rgb(81, 26, 65) |
| HSL | hsl(317, 51%, 21%) |
| OKLCH | oklch(31.9% 0.097 340.8) |
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 #511A41 | 13.34:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #511A41 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #511A41 text on white | 13.34:1 | AAA | Lc 99.2 | Preferred for body text |
| #511A41 text on black | 1.57:1 | 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
#FAE2F1
oklch(93.7% 0.033 339.8)
-
Step 200
200
#F7C9E6
oklch(88.4% 0.064 340.3)
-
Step 300
300
#F3A3D7
oklch(80.9% 0.115 340.7)
-
Step 400
400
#E96CC2
oklch(70.7% 0.183 341)
-
Step 500
500
#DE38B3
oklch(63.1% 0.233 340.7)
-
Step 600
600
#C6009C
oklch(55.7% 0.241 341)
-
Step 700
700
#A70084
oklch(49.1% 0.213 340.6)
-
Step 800
800
#8A006C
oklch(42.7% 0.185 340.9)
-
Step 900
900
#710C59
oklch(37.6% 0.152 340.7)
-
Step 950
950 (this color)
#511A41
oklch(31.9% 0.097 340.8)
#511A41 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) | #1D2A42 | 0.104 |
| Deuteranopia (no green cones) | #2E3340 | 0.092 |
| Tritanopia (no blue cones) | #561B2A | 0.044 |
| Achromatopsia (no color) | #2F2F2F | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511A41
#511A41
oklch(31.9% 0.097 340.8)
- #003D26
#003D26
oklch(31.8% 0.071 160.8)
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 #511A41, closest first.
No curated palette has a color within ΔE 0.04 of #511A41.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.039
- Deep Violet #490648 ΔE 0.046
- Plum Purple #4E0550 ΔE 0.049
- Eggplant Purple #430541 ΔE 0.055
- Burgundy #610023 ΔE 0.062
- Aubergine #3D0734 ΔE 0.066
- Dark Plum #3F012C ΔE 0.073
- Eggplant #380835 ΔE 0.075
Use #511A41 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.