#575666
Closest named color: Dusty Grape (#545775). oklch(46% 0.026 288.2), rgb(87, 86, 102).
Aa
White text reads best on this color (7.17:1).
About this color
#575666 is a medium-dark close to neutral grey. In OKLCH its lightness is 46%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Dusty Grape (#545775), ΔE 0.024 away. White text reads best on it, at 7.17:1.
| Hue family | Neutrals |
| Lightness | medium-dark (46%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #575666 |
| RGB | rgb(87, 86, 102) |
| HSL | hsl(244, 9%, 37%) |
| OKLCH | oklch(46% 0.026 288.2) |
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 #575666 | 7.17:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #575666 | 2.92:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #575666 text on white | 7.17:1 | AAA | Lc 84.9 | Fine for body text |
| #575666 text on black | 2.92:1 | Fails | Lc -17.1 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E9E9EC
oklch(93.5% 0.004 286.3)
-
Step 200
200
#D9D8DD
oklch(88.4% 0.007 295.4)
-
Step 300
300
#C0BFC8
oklch(80.8% 0.013 291.2)
-
Step 400
400
#A09FAD
oklch(70.8% 0.02 289.2)
-
Step 500
500
#888798
oklch(63% 0.025 288.4)
-
Step 600
600
#727183
oklch(55.6% 0.028 288)
-
Step 700
700 (this color)
#575666
oklch(46% 0.026 288.2)
-
Step 800
800
#4E4D5A
oklch(42.6% 0.021 289)
-
Step 900
900
#41404A
oklch(37.6% 0.017 290.1)
-
Step 950
950
#26262B
oklch(27.1% 0.009 285.8)
#575666 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) | #525867 | 0.009 |
| Deuteranopia (no green cones) | #525766 | 0.008 |
| Tritanopia (no blue cones) | #54595B | 0.024 |
| Achromatopsia (no color) | #575757 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575666
#575666
oklch(46% 0.026 288.2)
- #595949
#595949
oklch(45.9% 0.025 107.3)
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 #575666, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.024
- YInMn Blue #415A77 ΔE 0.038
- Slate #516572 ΔE 0.044
- Dusk #4E5481 ΔE 0.048
- Dim Gray #696969 ΔE 0.066
- Twilight #4E518B ΔE 0.068
- Denim #3B638C ΔE 0.068
- Light Navy Blue #2E5A88 ΔE 0.071
Use #575666 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.