#575C7D
Closest named color: Dusty Grape (#545775). oklch(48.4% 0.053 277.5), rgb(87, 92, 125).
Aa
White text reads best on this color (6.49:1).
About this color
#575C7D is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.053 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.018 away. White text reads best on it, at 6.49:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.23:1 |
| White text | 6.49:1 |
Values
| HEX | #575C7D |
| RGB | rgb(87, 92, 125) |
| HSL | hsl(232, 18%, 42%) |
| OKLCH | oklch(48.4% 0.053 277.5) |
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 #575C7D | 6.49:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #575C7D | 3.23:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #575C7D text on white | 6.49:1 | AA | Lc 82.2 | Fine for body text |
| #575C7D text on black | 3.23:1 | AA large text | Lc -19.7 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E8E9EF
oklch(93.5% 0.008 278.6)
-
Step 200
200
#D6D8E3
oklch(88.4% 0.015 277.8)
-
Step 300
300
#BCBFD2
oklch(80.8% 0.027 278.6)
-
Step 400
400
#9A9FBB
oklch(70.8% 0.041 277.3)
-
Step 500
500
#8187AA
oklch(63.1% 0.053 277.2)
-
Step 600
600
#6B7095
oklch(55.5% 0.058 278.4)
-
Step 700
700 (this color)
#575C7D
oklch(48.4% 0.053 277.5)
-
Step 800
800
#494D67
oklch(42.7% 0.043 277.6)
-
Step 900
900
#3D4054
oklch(37.7% 0.034 278)
-
Step 950
950
#242631
oklch(27.1% 0.021 276.9)
#575C7D 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) | #525F7E | 0.010 |
| Deuteranopia (no green cones) | #505D7C | 0.011 |
| Tritanopia (no blue cones) | #4D6267 | 0.048 |
| Achromatopsia (no color) | #5E5E5E | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575C7D
#575C7D
oklch(48.4% 0.053 277.5)
- #675F3B
#675F3B
oklch(48.4% 0.054 97.2)
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 #575C7D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.018
- Dusk #4E5481 ΔE 0.031
- YInMn Blue #415A77 ΔE 0.034
- Slate #516572 ΔE 0.038
- Dusky Blue #475F94 ΔE 0.041
- Denim #3B638C ΔE 0.041
- Twilight #4E518B ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.050
Use #575C7D 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.