#524587
Closest named color: Dark Slate Blue (#483D8B). oklch(43.6% 0.106 290.4), rgb(82, 69, 135).
Aa
White text reads best on this color (8.20:1).
About this color
#524587 is a dark, moderately saturated purple. In OKLCH its lightness is 44%, its chroma 0.106 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.030 away. White text reads best on it, at 8.20:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.55:1 |
| White text | 8.20:1 |
Values
| HEX | #524587 |
| RGB | rgb(82, 69, 135) |
| HSL | hsl(252, 32%, 40%) |
| OKLCH | oklch(43.6% 0.106 290.4) |
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 #524587 | 8.20:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #524587 | 2.55:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #524587 text on white | 8.20:1 | AAA | Lc 88.2 | Fine for body text |
| #524587 text on black | 2.55:1 | Fails | Lc -14.0 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D8D6EF
oklch(88.5% 0.034 289.4)
-
Step 300
300
#C0BAE7
oklch(80.9% 0.063 291)
-
Step 400
400
#A096DA
oklch(70.7% 0.099 290.4)
-
Step 500
500
#8A7AD0
oklch(63.1% 0.127 290.8)
-
Step 600
600
#7462BD
oklch(55.6% 0.137 290.3)
-
Step 700
700
#6251A3
oklch(49.2% 0.127 290.5)
-
Step 800
800 (this color)
#524587
oklch(43.6% 0.106 290.4)
-
Step 900
900
#42396A
oklch(37.8% 0.082 290.4)
-
Step 950
950
#26213E
oklch(26.9% 0.053 290.3)
#524587 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) | #2D5089 | 0.055 |
| Deuteranopia (no green cones) | #2E4D85 | 0.053 |
| Tritanopia (no blue cones) | #44525F | 0.088 |
| Achromatopsia (no color) | #4F4F4F | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #524587
#524587
oklch(43.6% 0.106 290.4)
- #555600
#555600
oklch(43.8% 0.096 110.6)
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 #524587, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.030
- Twilight #4E518B ΔE 0.032
- Blueberry #464196 ΔE 0.035
- Dusk #4E5481 ΔE 0.045
- Rebecca Purple #663399 ΔE 0.062
- Dusk Blue #26538D ΔE 0.064
- Denim Blue #3B5B92 ΔE 0.065
- Dusty Grape #545775 ΔE 0.066
Use #524587 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.