#575E7C
Closest named color: Dusty Grape (#545775). oklch(48.8% 0.049 274.3), rgb(87, 94, 124).
Aa
White text reads best on this color (6.36:1).
About this color
#575E7C is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.049 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.022 away. White text reads best on it, at 6.36:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.29:1 |
| White text | 6.36:1 |
Values
| HEX | #575E7C |
| RGB | rgb(87, 94, 124) |
| HSL | hsl(229, 18%, 41%) |
| OKLCH | oklch(48.8% 0.049 274.3) |
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 #575E7C | 6.36:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #575E7C | 3.29:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #575E7C text on white | 6.36:1 | AA | Lc 81.7 | Fine for body text |
| #575E7C text on black | 3.29:1 | AA large text | Lc -20.2 | 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
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D6D9E2
oklch(88.6% 0.013 271.3)
-
Step 300
300
#BCC0D0
oklch(81% 0.023 274.7)
-
Step 400
400
#999FB9
oklch(70.6% 0.039 275.1)
-
Step 500
500
#8088A7
oklch(63.1% 0.048 273.6)
-
Step 600
600
#6A7193
oklch(55.6% 0.054 275.5)
-
Step 700
700 (this color)
#575E7C
oklch(48.8% 0.049 274.3)
-
Step 800
800
#484E66
oklch(42.8% 0.041 273.7)
-
Step 900
900
#3C4153
oklch(37.8% 0.032 272.7)
-
Step 950
950
#232630
oklch(27% 0.019 272)
#575E7C 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) | #55617D | 0.009 |
| Deuteranopia (no green cones) | #525E7B | 0.008 |
| Tritanopia (no blue cones) | #4D6468 | 0.045 |
| Achromatopsia (no color) | #5F5F5F | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575E7C
#575E7C
oklch(48.8% 0.049 274.3)
- #69603F
#69603F
oklch(48.9% 0.05 94.7)
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 #575E7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.022
- Slate #516572 ΔE 0.032
- YInMn Blue #415A77 ΔE 0.035
- Dusk #4E5481 ΔE 0.037
- Denim #3B638C ΔE 0.041
- Dusky Blue #475F94 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.053
- Twilight #4E518B ΔE 0.053
Use #575E7C 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.