#511F3F
Closest named color: Grape Purple (#5D1451). oklch(32.5% 0.086 343.7), rgb(81, 31, 63).
Aa
White text reads best on this color (12.98:1).
About this color
#511F3F is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.086 and its hue 344°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.046 away. White text reads best on it, at 12.98:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.086) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.61:1 |
| White text | 12.98:1 |
Values
| HEX | #511F3F |
| RGB | rgb(81, 31, 63) |
| HSL | hsl(322, 45%, 22%) |
| OKLCH | oklch(32.5% 0.086 343.7) |
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 #511F3F | 12.98:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #511F3F | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #511F3F text on white | 12.98:1 | AAA | Lc 98.8 | Preferred for body text |
| #511F3F text on black | 1.61:1 | 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
#FAF3F7
oklch(97.1% 0.009 341.8)
-
Step 100
100
#F4E5ED
oklch(93.6% 0.019 344)
-
Step 200
200
#EBD0DF
oklch(88.4% 0.036 343.3)
-
Step 300
300
#E0B1CB
oklch(81% 0.064 344.3)
-
Step 400
400
#CE86B1
oklch(70.7% 0.104 343.5)
-
Step 500
500
#C0669D
oklch(63.1% 0.132 344.1)
-
Step 600
600
#AB4C88
oklch(55.7% 0.143 344)
-
Step 700
700
#923C73
oklch(49% 0.133 343.9)
-
Step 800
800
#77325E
oklch(42.7% 0.111 343.7)
-
Step 900
900 (this color)
#511F3F
oklch(32.5% 0.086 343.7)
-
Step 950
950
#391B2D
oklch(27.1% 0.054 344.5)
#511F3F 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) | #232C40 | 0.092 |
| Deuteranopia (no green cones) | #31343E | 0.082 |
| Tritanopia (no blue cones) | #561F2C | 0.036 |
| Achromatopsia (no color) | #313131 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511F3F
#511F3F
oklch(32.5% 0.086 343.7)
- #003F2A
#003F2A
oklch(32.5% 0.07 163.5)
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 #511F3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.046
- Deep Violet #490648 ΔE 0.058
- Plum Purple #4E0550 ΔE 0.061
- Burgundy #610023 ΔE 0.062
- Eggplant Purple #430541 ΔE 0.066
- Aubergine #3D0734 ΔE 0.073
- Merlot #730039 ΔE 0.076
- Claret #680018 ΔE 0.078
Use #511F3F 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.