#57576B
Closest named color: Dusty Grape (#545775). oklch(46.4% 0.032 285.1), rgb(87, 87, 107).
Aa
White text reads best on this color (7.04:1).
About this color
#57576B is a medium-dark, muted purple. In OKLCH its lightness is 46%, its chroma 0.032 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.017 away. White text reads best on it, at 7.04:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.98:1 |
| White text | 7.04:1 |
Values
| HEX | #57576B |
| RGB | rgb(87, 87, 107) |
| HSL | hsl(240, 10%, 38%) |
| OKLCH | oklch(46.4% 0.032 285.1) |
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 #57576B | 7.04:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #57576B | 2.98:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #57576B text on white | 7.04:1 | AAA | Lc 84.4 | Fine for body text |
| #57576B text on black | 2.98:1 | Fails | Lc -17.6 | 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
#D8D8DF
oklch(88.4% 0.01 286.2)
-
Step 300
300
#BFBFCB
oklch(80.8% 0.017 286)
-
Step 400
400
#9E9FB0
oklch(70.7% 0.025 283.1)
-
Step 500
500
#87879D
oklch(63.1% 0.033 285.4)
-
Step 600
600
#717187
oklch(55.7% 0.034 285.2)
-
Step 700
700 (this color)
#57576B
oklch(46.4% 0.032 285.1)
-
Step 800
800
#4D4D5D
oklch(42.6% 0.026 285.2)
-
Step 900
900
#40404C
oklch(37.6% 0.02 285.4)
-
Step 950
950
#26262D
oklch(27.2% 0.013 285.5)
#57576B 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) | #52596C | 0.009 |
| Deuteranopia (no green cones) | #52586A | 0.008 |
| Tritanopia (no blue cones) | #535A5E | 0.027 |
| Achromatopsia (no color) | #595959 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57576B
#57576B
oklch(46.4% 0.032 285.1)
- #5C5B46
#5C5B46
oklch(46.6% 0.032 105.3)
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 #57576B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.017
- YInMn Blue #415A77 ΔE 0.034
- Slate #516572 ΔE 0.040
- Dusk #4E5481 ΔE 0.042
- Twilight #4E518B ΔE 0.062
- Denim #3B638C ΔE 0.062
- Dim Gray #696969 ΔE 0.065
- Light Navy Blue #2E5A88 ΔE 0.066
Use #57576B 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.