#513159
Closest named color: Grape Purple (#5D1451). oklch(36.9% 0.077 319.4), rgb(81, 49, 89).
Aa
White text reads best on this color (10.86:1).
About this color
#513159 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.077 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.063 away. White text reads best on it, at 10.86:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #513159 |
| RGB | rgb(81, 49, 89) |
| HSL | hsl(288, 29%, 27%) |
| OKLCH | oklch(36.9% 0.077 319.4) |
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 #513159 | 10.86:1 | AAA | Lc -98.9 | Preferred for body text |
| Black text on #513159 | 1.93:1 | Fails | Lc 8.9 | Not readable |
| #513159 text on white | 10.86:1 | AAA | Lc 95.0 | Preferred for body text |
| #513159 text on black | 1.93:1 | Fails | Lc -7.6 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F1
oklch(93.5% 0.018 320.1)
-
Step 200
200
#E3D3E7
oklch(88.6% 0.032 319.5)
-
Step 300
300
#D1B5D9
oklch(80.8% 0.058 318.7)
-
Step 400
400
#BA8EC5
oklch(70.7% 0.092 319.5)
-
Step 500
500
#A871B6
oklch(63.1% 0.117 319.3)
-
Step 600
600
#9358A2
oklch(55.6% 0.128 319.3)
-
Step 700
700
#7E488B
oklch(49.2% 0.119 319.6)
-
Step 800
800
#663B71
oklch(42.7% 0.1 319.2)
-
Step 900
900 (this color)
#513159
oklch(36.9% 0.077 319.4)
-
Step 950
950
#311E35
oklch(27% 0.049 320.5)
#513159 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) | #2B3B5A | 0.068 |
| Deuteranopia (no green cones) | #343E58 | 0.061 |
| Tritanopia (no blue cones) | #513640 | 0.050 |
| Achromatopsia (no color) | #3D3D3D | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513159
#513159
oklch(36.9% 0.077 319.4)
- #284920
#284920
oklch(36.9% 0.077 139.7)
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 #513159, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.063
- Purple Brown #673A3F ΔE 0.074
- Onyx #343A40 ΔE 0.078
- Charcoal Grey #3C4142 ΔE 0.080
- Space Cadet #2B2D42 ΔE 0.084
- Dark Grey Blue #29465B ΔE 0.084
- Gunmetal #293241 ΔE 0.086
- Prussian Blue #1D3557 ΔE 0.086
Use #513159 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.