#524581
Closest named color: Twilight (#4E518B). oklch(43.2% 0.097 291.8), rgb(82, 69, 129).
Aa
White text reads best on this color (8.31:1).
About this color
#524581 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.097 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.034 away. White text reads best on it, at 8.31:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.52:1 |
| White text | 8.31:1 |
Values
| HEX | #524581 |
| RGB | rgb(82, 69, 129) |
| HSL | hsl(253, 30%, 39%) |
| OKLCH | oklch(43.2% 0.097 291.8) |
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 #524581 | 8.31:1 | AAA | Lc -93.2 | Preferred for body text |
| Black text on #524581 | 2.52:1 | Fails | Lc 15.4 | Dividers and decoration only |
| #524581 text on white | 8.31:1 | AAA | Lc 88.6 | Fine for body text |
| #524581 text on black | 2.52:1 | Fails | Lc -13.6 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#D9D6ED
oklch(88.5% 0.031 291.7)
-
Step 300
300
#C1BBE3
oklch(81% 0.056 292)
-
Step 400
400
#A196D5
oklch(70.6% 0.092 291.9)
-
Step 500
500
#8B7CCA
oklch(63.2% 0.116 291.6)
-
Step 600
600
#7563B6
oklch(55.5% 0.126 291.7)
-
Step 700
700
#63529D
oklch(49.1% 0.117 291.9)
-
Step 800
800 (this color)
#524581
oklch(43.2% 0.097 291.8)
-
Step 900
900
#433966
oklch(37.7% 0.076 292.6)
-
Step 950
950
#27223C
oklch(27.1% 0.048 291.7)
#524581 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) | #314F83 | 0.051 |
| Deuteranopia (no green cones) | #324D80 | 0.049 |
| Tritanopia (no blue cones) | #46505D | 0.079 |
| Achromatopsia (no color) | #4E4E4E | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #524581
#524581
oklch(43.2% 0.097 291.8)
- #525500
#525500
oklch(43.2% 0.096 112.1)
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 #524581, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.034
- Dark Slate Blue #483D8B ΔE 0.035
- Dusk #4E5481 ΔE 0.042
- Blueberry #464196 ΔE 0.043
- Dusty Grape #545775 ΔE 0.061
- Dusk Blue #26538D ΔE 0.065
- Denim Blue #3B5B92 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.068
Use #524581 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.