#524A71
Closest named color: Dusk (#4E5481). oklch(43.4% 0.064 293), rgb(82, 74, 113).
Aa
White text reads best on this color (8.14:1).
About this color
#524A71 is a dark, muted purple. In OKLCH its lightness is 43%, its chroma 0.064 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.034 away. White text reads best on it, at 8.14:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #524A71 |
| RGB | rgb(82, 74, 113) |
| HSL | hsl(252, 21%, 37%) |
| OKLCH | oklch(43.4% 0.064 293) |
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 #524A71 | 8.14:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #524A71 | 2.57:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #524A71 text on white | 8.14:1 | AAA | Lc 88.2 | Fine for body text |
| #524A71 text on black | 2.57:1 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#EAE9F1
oklch(93.7% 0.011 291.9)
-
Step 200
200
#D9D7E6
oklch(88.5% 0.021 292.1)
-
Step 300
300
#C1BDD7
oklch(81% 0.036 292.6)
-
Step 400
400
#A19AC3
oklch(70.6% 0.06 292.6)
-
Step 500
500
#8B81B4
oklch(63.1% 0.076 293.1)
-
Step 600
600
#756AA0
oklch(55.6% 0.083 292.8)
-
Step 700
700
#625889
oklch(49.1% 0.078 292.7)
-
Step 800
800 (this color)
#524A71
oklch(43.4% 0.064 293)
-
Step 900
900
#423D5A
oklch(37.8% 0.049 291.8)
-
Step 950
950
#272435
oklch(27.1% 0.031 292.3)
#524A71 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) | #405073 | 0.030 |
| Deuteranopia (no green cones) | #414F70 | 0.029 |
| Tritanopia (no blue cones) | #4B5158 | 0.054 |
| Achromatopsia (no color) | #4F4F4F | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #524A71
#524A71
oklch(43.4% 0.064 293)
- #515529
#515529
oklch(43.5% 0.065 113.4)
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 #524A71, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.034
- Dusty Grape #545775 ΔE 0.038
- Twilight #4E518B ΔE 0.043
- YInMn Blue #415A77 ΔE 0.050
- Dark Slate Blue #483D8B ΔE 0.065
- Light Navy Blue #2E5A88 ΔE 0.065
- Denim Blue #3B5B92 ΔE 0.068
- Dusk Blue #26538D ΔE 0.069
Use #524A71 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.