#513360
Closest named color: Grape Purple (#5D1451). oklch(37.7% 0.082 313.7), rgb(81, 51, 96).
Aa
White text reads best on this color (10.54:1).
About this color
#513360 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.082 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.069 away. White text reads best on it, at 10.54:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.99:1 |
| White text | 10.54:1 |
Values
| HEX | #513360 |
| RGB | rgb(81, 51, 96) |
| HSL | hsl(280, 31%, 29%) |
| OKLCH | oklch(37.7% 0.082 313.7) |
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 #513360 | 10.54:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #513360 | 1.99:1 | Fails | Lc 9.6 | Not readable |
| #513360 text on white | 10.54:1 | AAA | Lc 94.3 | Preferred for body text |
| #513360 text on black | 1.99:1 | Fails | Lc -8.3 | 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#EEE7F2
oklch(93.7% 0.016 313.6)
-
Step 200
200
#E1D3EA
oklch(88.5% 0.035 312.4)
-
Step 300
300
#CFB5DD
oklch(80.8% 0.062 313.8)
-
Step 400
400
#B78ECC
oklch(70.7% 0.099 313.9)
-
Step 500
500
#A571BF
oklch(63.2% 0.126 313.8)
-
Step 600
600
#9058AB
oklch(55.7% 0.137 313.8)
-
Step 700
700
#7A4793
oklch(49% 0.128 313.6)
-
Step 800
800
#633B77
oklch(42.6% 0.105 313.5)
-
Step 900
900 (this color)
#513360
oklch(37.7% 0.082 313.7)
-
Step 950
950
#2F1E38
oklch(26.9% 0.052 313.3)
#513360 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) | #2A3D62 | 0.068 |
| Deuteranopia (no green cones) | #32405F | 0.062 |
| Tritanopia (no blue cones) | #503A45 | 0.056 |
| Achromatopsia (no color) | #3F3F3F | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513360
#513360
oklch(37.7% 0.082 313.7)
- #2F4B19
#2F4B19
oklch(37.8% 0.083 133.6)
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 #513360, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.069
- Dark Slate Blue #483D8B ΔE 0.075
- Purple Brown #673A3F ΔE 0.080
- Dark Grey Blue #29465B ΔE 0.083
- Onyx #343A40 ΔE 0.084
- Charcoal Grey #3C4142 ΔE 0.084
- Prussian Blue #1D3557 ΔE 0.087
- Space Cadet #2B2D42 ΔE 0.091
Use #513360 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.