#513263
Closest named color: Grape Purple (#5D1451). oklch(37.7% 0.088 312), rgb(81, 50, 99).
Aa
White text reads best on this color (10.57:1).
About this color
#513263 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.088 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.068 away. White text reads best on it, at 10.57:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #513263 |
| RGB | rgb(81, 50, 99) |
| HSL | hsl(278, 33%, 29%) |
| OKLCH | oklch(37.7% 0.088 312) |
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 #513263 | 10.57:1 | AAA | Lc -98.3 | Preferred for body text |
| Black text on #513263 | 1.98:1 | Fails | Lc 9.6 | Not readable |
| #513263 text on white | 10.57:1 | AAA | Lc 94.3 | Preferred for body text |
| #513263 text on black | 1.98:1 | Fails | Lc -8.2 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F3
oklch(93.5% 0.019 312.8)
-
Step 200
200
#E1D3EB
oklch(88.5% 0.036 311.4)
-
Step 300
300
#CFB5E0
oklch(80.9% 0.066 311.9)
-
Step 400
400
#B78DD1
oklch(70.7% 0.107 312)
-
Step 500
500
#A56FC4
oklch(63.1% 0.136 312.3)
-
Step 600
600
#9056B1
oklch(55.7% 0.147 311.9)
-
Step 700
700
#7A4598
oklch(49% 0.138 311.8)
-
Step 800
800
#633A7B
oklch(42.7% 0.112 311.6)
-
Step 900
900 (this color)
#513263
oklch(37.7% 0.088 312)
-
Step 950
950
#301E3A
oklch(27.1% 0.055 312.7)
#513263 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) | #273D65 | 0.072 |
| Deuteranopia (no green cones) | #303F62 | 0.064 |
| Tritanopia (no blue cones) | #4F3A45 | 0.063 |
| Achromatopsia (no color) | #3F3F3F | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513263
#513263
oklch(37.7% 0.088 312)
- #2F4B13
#2F4B13
oklch(37.7% 0.089 132.2)
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 #513263, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.068
- Dark Slate Blue #483D8B ΔE 0.071
- Purple Brown #673A3F ΔE 0.085
- Dark Grey Blue #29465B ΔE 0.086
- Prussian Blue #1D3557 ΔE 0.089
- Onyx #343A40 ΔE 0.089
- Charcoal Grey #3C4142 ΔE 0.090
- Blueberry #464196 ΔE 0.090
Use #513263 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.