#57486E
Closest named color: Dusk (#4E5481). oklch(43.3% 0.064 301.9), rgb(87, 72, 110).
Aa
White text reads best on this color (8.21:1).
About this color
#57486E is a dark, muted purple. In OKLCH its lightness is 43%, its chroma 0.064 and its hue 302°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.041 away. White text reads best on it, at 8.21:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | muted (0.064) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.55:1 |
| White text | 8.21:1 |
Values
| HEX | #57486E |
| RGB | rgb(87, 72, 110) |
| HSL | hsl(264, 21%, 36%) |
| OKLCH | oklch(43.3% 0.064 301.9) |
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 #57486E | 8.21:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #57486E | 2.55:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #57486E text on white | 8.21:1 | AAA | Lc 88.4 | Fine for body text |
| #57486E text on black | 2.55:1 | Fails | Lc -13.8 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EBE8F0
oklch(93.6% 0.011 303.1)
-
Step 200
200
#DBD6E5
oklch(88.5% 0.021 301.1)
-
Step 300
300
#C5BBD5
oklch(80.8% 0.038 303)
-
Step 400
400
#A798C0
oklch(70.6% 0.06 302)
-
Step 500
500
#927FB0
oklch(63.2% 0.075 302.1)
-
Step 600
600
#7C679C
oklch(55.5% 0.084 301.9)
-
Step 700
700
#695685
oklch(49.1% 0.077 302.2)
-
Step 800
800 (this color)
#57486E
oklch(43.3% 0.064 301.9)
-
Step 900
900
#463B58
oklch(37.6% 0.05 301.4)
-
Step 950
950
#292333
oklch(27% 0.03 301.6)
#57486E 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) | #404F70 | 0.039 |
| Deuteranopia (no green cones) | #424F6D | 0.038 |
| Tritanopia (no blue cones) | #534E56 | 0.050 |
| Achromatopsia (no color) | #4F4F4F | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57486E
#57486E
oklch(43.3% 0.064 301.9)
- #4B562D
#4B562D
oklch(43.3% 0.063 121.4)
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 #57486E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.041
- Dusty Grape #545775 ΔE 0.042
- Twilight #4E518B ΔE 0.050
- YInMn Blue #415A77 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.068
- Brownish Purple #76424E ΔE 0.074
- Light Navy Blue #2E5A88 ΔE 0.074
- Denim Blue #3B5B92 ΔE 0.076
Use #57486E 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.