#511D45
Closest named color: Grape Purple (#5D1451). oklch(32.5% 0.095 337.5), rgb(81, 29, 69).
Aa
White text reads best on this color (13.03:1).
About this color
#511D45 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.095 and its hue 338°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.036 away. White text reads best on it, at 13.03:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.095) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.61:1 |
| White text | 13.03:1 |
Values
| HEX | #511D45 |
| RGB | rgb(81, 29, 69) |
| HSL | hsl(314, 47%, 22%) |
| OKLCH | oklch(32.5% 0.095 337.5) |
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 #511D45 | 13.03:1 | AAA | Lc -102.1 | Preferred for body text |
| Black text on #511D45 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #511D45 text on white | 13.03:1 | AAA | Lc 98.8 | Preferred for body text |
| #511D45 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F4E5EF
oklch(93.7% 0.021 337.7)
-
Step 200
200
#EBD0E2
oklch(88.5% 0.038 338.1)
-
Step 300
300
#E0AFD1
oklch(80.9% 0.072 337.7)
-
Step 400
400
#CE84BA
oklch(70.7% 0.114 337.3)
-
Step 500
500
#C063A8
oklch(63.1% 0.146 337.8)
-
Step 600
600
#AB4894
oklch(55.7% 0.158 337.5)
-
Step 700
700
#92397E
oklch(49.1% 0.146 337.3)
-
Step 800
800
#773066
oklch(42.8% 0.121 337.8)
-
Step 900
900 (this color)
#511D45
oklch(32.5% 0.095 337.5)
-
Step 950
950
#391A31
oklch(27.1% 0.06 337.7)
#511D45 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) | #1E2C46 | 0.101 |
| Deuteranopia (no green cones) | #2E3444 | 0.088 |
| Tritanopia (no blue cones) | #551F2E | 0.044 |
| Achromatopsia (no color) | #313131 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #511D45
#511D45
oklch(32.5% 0.095 337.5)
- #003F24
#003F24
oklch(32.4% 0.076 157.7)
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 #511D45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.036
- Deep Violet #490648 ΔE 0.049
- Plum Purple #4E0550 ΔE 0.049
- Eggplant Purple #430541 ΔE 0.059
- Burgundy #610023 ΔE 0.069
- Aubergine #3D0734 ΔE 0.071
- Merlot #730039 ΔE 0.077
- Eggplant #380835 ΔE 0.080
Use #511D45 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.