#575E77
Closest named color: Dusty Grape (#545775). oklch(48.6% 0.041 272.6), rgb(87, 94, 119).
Aa
White text reads best on this color (6.41:1).
About this color
#575E77 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.041 and its hue 273°. 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 6.41:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.27:1 |
| White text | 6.41:1 |
Values
| HEX | #575E77 |
| RGB | rgb(87, 94, 119) |
| HSL | hsl(227, 16%, 40%) |
| OKLCH | oklch(48.6% 0.041 272.6) |
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 #575E77 | 6.41:1 | AA | Lc -87.0 | Fine for body text |
| Black text on #575E77 | 3.27:1 | AA large text | Lc 22.2 | Dividers and decoration only |
| #575E77 text on white | 6.41:1 | AA | Lc 81.9 | Fine for body text |
| #575E77 text on black | 3.27:1 | AA large text | Lc -20.0 | 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
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D6D9E1
oklch(88.5% 0.011 269.5)
-
Step 300
300
#BCC0CE
oklch(80.9% 0.02 273.2)
-
Step 400
400
#9AA0B5
oklch(70.8% 0.031 272.9)
-
Step 500
500
#8188A3
oklch(63% 0.041 273.7)
-
Step 600
600
#6A728E
oklch(55.6% 0.045 272.4)
-
Step 700
700 (this color)
#575E77
oklch(48.6% 0.041 272.6)
-
Step 800
800
#484E62
oklch(42.6% 0.034 271.8)
-
Step 900
900
#3D4150
oklch(37.8% 0.026 273.4)
-
Step 950
950
#23262F
oklch(26.9% 0.017 270.7)
#575E77 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) | #576078 | 0.006 |
| Deuteranopia (no green cones) | #545E76 | 0.005 |
| Tritanopia (no blue cones) | #4F6366 | 0.038 |
| Achromatopsia (no color) | #5F5F5F | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #575E77
#575E77
oklch(48.6% 0.041 272.6)
- #675F44
#675F44
oklch(48.6% 0.042 93.6)
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 #575E77, 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 0.026
- YInMn Blue #415A77 ΔE 0.034
- Dusk #4E5481 ΔE 0.041
- Denim #3B638C ΔE 0.045
- Dusky Blue #475F94 ΔE 0.050
- Dim Gray #696969 ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.059
Use #575E77 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.