#513F94
Closest named color: Blueberry (#464196). oklch(43.3% 0.134 289.3), rgb(81, 63, 148).
Aa
White text reads best on this color (8.43:1).
About this color
#513F94 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.134 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.018 away. White text reads best on it, at 8.43:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.48:1 |
| White text | 8.43:1 |
Values
| HEX | #513F94 |
| RGB | rgb(81, 63, 148) |
| HSL | hsl(253, 40%, 41%) |
| OKLCH | oklch(43.3% 0.134 289.3) |
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 #513F94 | 8.43:1 | AAA | Lc -93.4 | Preferred for body text |
| Black text on #513F94 | 2.48:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #513F94 text on white | 8.43:1 | AAA | Lc 88.8 | Fine for body text |
| #513F94 text on black | 2.48:1 | Fails | Lc -13.4 | 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 800.
-
Step 50
50
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F9
oklch(93.7% 0.023 288.7)
-
Step 200
200
#D8D5F5
oklch(88.5% 0.044 289.8)
-
Step 300
300
#BFB9F1
oklch(81% 0.079 289.4)
-
Step 400
400
#9F92E9
oklch(70.6% 0.126 289.6)
-
Step 500
500
#8975E3
oklch(63.1% 0.161 289.3)
-
Step 600
600
#745BD0
oklch(55.6% 0.173 289.4)
-
Step 700
700
#624AB5
oklch(49.2% 0.162 289.4)
-
Step 800
800 (this color)
#513F94
oklch(43.3% 0.134 289.3)
-
Step 900
900
#413575
oklch(37.6% 0.106 288.9)
-
Step 950
950
#262044
oklch(27% 0.065 288.9)
#513F94 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) | #0D4F97 | 0.079 |
| Deuteranopia (no green cones) | #114B92 | 0.076 |
| Tritanopia (no blue cones) | #3D5263 | 0.111 |
| Achromatopsia (no color) | #4D4D4D | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513F94
#513F94
oklch(43.3% 0.134 289.3)
- #555400
#555400
oklch(43.3% 0.094 109)
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 #513F94, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.018
- Dark Slate Blue #483D8B ΔE 0.022
- Rebecca Purple #663399 ΔE 0.045
- Twilight #4E518B ΔE 0.052
- Cobalt #1E488F ΔE 0.069
- Dusk #4E5481 ΔE 0.070
- Dusk Blue #26538D ΔE 0.074
- Denim Blue #3B5B92 ΔE 0.079
Use #513F94 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.