#511844
Closest named color: Grape Purple (#5D1451). oklch(31.8% 0.102 337.9), rgb(81, 24, 68).
Aa
White text reads best on this color (13.42:1).
About this color
#511844 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.102 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.034 away. White text reads best on it, at 13.42:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.102) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.56:1 |
| White text | 13.42:1 |
Values
| HEX | #511844 |
| RGB | rgb(81, 24, 68) |
| HSL | hsl(314, 54%, 21%) |
| OKLCH | oklch(31.8% 0.102 337.9) |
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 #511844 | 13.42:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #511844 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #511844 text on white | 13.42:1 | AAA | Lc 99.3 | Preferred for body text |
| #511844 text on black | 1.56:1 | 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
#FDF1F9
oklch(97% 0.017 337.6)
-
Step 100
100
#FAE1F2
oklch(93.5% 0.035 337.4)
-
Step 200
200
#F8C9E9
oklch(88.6% 0.067 338.1)
-
Step 300
300
#F3A2DC
oklch(80.9% 0.12 337.7)
-
Step 400
400
#EA69CA
oklch(70.8% 0.193 338.1)
-
Step 500
500
#DF2FBC
oklch(63.1% 0.248 337.9)
-
Step 600
600
#C300A3
oklch(55.5% 0.244 337.9)
-
Step 700
700
#A5008A
oklch(49.1% 0.215 337.7)
-
Step 800
800
#890071
oklch(42.8% 0.187 338.3)
-
Step 900
900
#72055E
oklch(37.7% 0.161 338.2)
-
Step 950
950 (this color)
#511844
oklch(31.8% 0.102 337.9)
#511844 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) | #1A2945 | 0.110 |
| Deuteranopia (no green cones) | #2C3243 | 0.095 |
| Tritanopia (no blue cones) | #561A2B | 0.049 |
| Achromatopsia (no color) | #2F2F2F | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511844
#511844
oklch(31.8% 0.102 337.9)
- #003D23
#003D23
oklch(31.7% 0.074 158)
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 #511844, closest first.
No curated palette has a color within ΔE 0.04 of #511844.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.034
- Deep Violet #490648 ΔE 0.040
- Plum Purple #4E0550 ΔE 0.041
- Eggplant Purple #430541 ΔE 0.050
- Aubergine #3D0734 ΔE 0.064
- Burgundy #610023 ΔE 0.067
- Dark Plum #3F012C ΔE 0.072
- Eggplant #380835 ΔE 0.073
Use #511844 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.