#57576E
Closest named color: Dusty Grape (#545775). oklch(46.6% 0.037 284.9), rgb(87, 87, 110).
Aa
White text reads best on this color (7.01:1).
About this color
#57576E is a medium-dark, muted purple. In OKLCH its lightness is 47%, its chroma 0.037 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.012 away. White text reads best on it, at 7.01:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.99:1 |
| White text | 7.01:1 |
Values
| HEX | #57576E |
| RGB | rgb(87, 87, 110) |
| HSL | hsl(240, 12%, 39%) |
| OKLCH | oklch(46.6% 0.037 284.9) |
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 #57576E | 7.01:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #57576E | 2.99:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #57576E text on white | 7.01:1 | AAA | Lc 84.3 | Fine for body text |
| #57576E text on black | 2.99:1 | Fails | Lc -17.7 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D8D8E0
oklch(88.5% 0.011 286.2)
-
Step 300
300
#BFBFCC
oklch(80.9% 0.018 286)
-
Step 400
400
#9E9EB2
oklch(70.6% 0.029 285.6)
-
Step 500
500
#87879F
oklch(63.2% 0.036 285.3)
-
Step 600
600
#70708A
oklch(55.5% 0.04 285)
-
Step 700
700 (this color)
#57576E
oklch(46.6% 0.037 284.9)
-
Step 800
800
#4D4D60
oklch(42.8% 0.031 285)
-
Step 900
900
#40404E
oklch(37.7% 0.024 285.2)
-
Step 950
950
#25262E
oklch(27.1% 0.015 279.7)
#57576E 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) | #515A6F | 0.012 |
| Deuteranopia (no green cones) | #51586D | 0.010 |
| Tritanopia (no blue cones) | #525B5F | 0.032 |
| Achromatopsia (no color) | #595959 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57576E
#57576E
oklch(46.6% 0.037 284.9)
- #5C5B43
#5C5B43
oklch(46.5% 0.037 105.8)
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 #57576E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.012
- YInMn Blue #415A77 ΔE 0.032
- Dusk #4E5481 ΔE 0.037
- Slate #516572 ΔE 0.041
- Twilight #4E518B ΔE 0.057
- Denim #3B638C ΔE 0.059
- Dusky Blue #475F94 ΔE 0.062
- Light Navy Blue #2E5A88 ΔE 0.063
Use #57576E 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.