#513E6D
Closest named color: Dark Slate Blue (#483D8B). oklch(40.6% 0.08 301.6), rgb(81, 62, 109).
Aa
White text reads best on this color (9.29:1).
About this color
#513E6D is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.080 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.053 away. White text reads best on it, at 9.29:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.25:1 |
| White text | 9.29:1 |
Values
| HEX | #513E6D |
| RGB | rgb(81, 62, 109) |
| HSL | hsl(264, 27%, 34%) |
| OKLCH | oklch(40.6% 0.08 301.6) |
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 #513E6D | 9.29:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #513E6D | 2.25:1 | Fails | Lc 12.6 | Not readable |
| #513E6D text on white | 9.29:1 | AAA | Lc 91.4 | Preferred for body text |
| #513E6D text on black | 2.25:1 | Fails | Lc -11.0 | 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 800.
-
Step 50
50
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#EBE8F2
oklch(93.6% 0.014 299.8)
-
Step 200
200
#DCD5E8
oklch(88.4% 0.027 302.5)
-
Step 300
300
#C6BADA
oklch(80.9% 0.046 302.4)
-
Step 400
400
#A996C8
oklch(70.7% 0.075 301.9)
-
Step 500
500
#947CBA
oklch(63.2% 0.095 301.5)
-
Step 600
600
#7E64A6
oklch(55.6% 0.103 301.3)
-
Step 700
700
#6B538E
oklch(49.2% 0.095 301.8)
-
Step 800
800 (this color)
#513E6D
oklch(40.6% 0.08 301.6)
-
Step 900
900
#47395D
oklch(37.6% 0.062 301.3)
-
Step 950
950
#2A2237
oklch(27.1% 0.04 301.3)
#513E6D 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) | #32476F | 0.052 |
| Deuteranopia (no green cones) | #36476C | 0.048 |
| Tritanopia (no blue cones) | #4C4650 | 0.062 |
| Achromatopsia (no color) | #474747 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #513E6D
#513E6D
oklch(40.6% 0.08 301.6)
- #425019
#425019
oklch(40.6% 0.08 122.2)
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 #513E6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.053
- Dusk #4E5481 ΔE 0.064
- Twilight #4E518B ΔE 0.065
- Blueberry #464196 ΔE 0.070
- Dusty Grape #545775 ΔE 0.072
- Dark Grey Blue #29465B ΔE 0.074
- YInMn Blue #415A77 ΔE 0.081
- Purple Brown #673A3F ΔE 0.085
Use #513E6D 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.