#57446C
Closest named color: Dusk (#4E5481). oklch(42.4% 0.069 305.5), rgb(87, 68, 108).
Aa
White text reads best on this color (8.57:1).
About this color
#57446C is a dark, muted purple. In OKLCH its lightness is 42%, its chroma 0.069 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.051 away. White text reads best on it, at 8.57:1.
| Hue family | Purples |
| Lightness | dark (42%) |
| Chroma | muted (0.069) |
| Temperature | in between |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.44:1 |
| White text | 8.57:1 |
Values
| HEX | #57446C |
| RGB | rgb(87, 68, 108) |
| HSL | hsl(268, 23%, 35%) |
| OKLCH | oklch(42.4% 0.069 305.5) |
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 #57446C | 8.57:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #57446C | 2.44:1 | Fails | Lc 14.6 | Not readable |
| #57446C text on white | 8.57:1 | AAA | Lc 89.4 | Fine for body text |
| #57446C text on black | 2.44:1 | Fails | Lc -12.8 | Not readable |
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 800.
-
Step 50
50
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DCD6E5
oklch(88.5% 0.021 304)
-
Step 300
300
#C7BAD6
oklch(80.8% 0.041 306.4)
-
Step 400
400
#AA97C1
oklch(70.7% 0.064 305.4)
-
Step 500
500
#957DB1
oklch(63.1% 0.081 305.3)
-
Step 600
600
#80659D
oklch(55.5% 0.09 305.8)
-
Step 700
700
#6C5486
oklch(49.1% 0.083 305.6)
-
Step 800
800 (this color)
#57446C
oklch(42.4% 0.069 305.5)
-
Step 900
900
#483A58
oklch(37.6% 0.053 305.4)
-
Step 950
950
#2A2234
oklch(26.9% 0.035 304.5)
#57446C 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) | #3C4B6E | 0.045 |
| Deuteranopia (no green cones) | #404C6B | 0.042 |
| Tritanopia (no blue cones) | #544A53 | 0.051 |
| Achromatopsia (no color) | #4C4C4C | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57446C
#57446C
oklch(42.4% 0.069 305.5)
- #455529
#455529
oklch(42.4% 0.069 125.7)
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 #57446C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.051
- Dusty Grape #545775 ΔE 0.054
- Twilight #4E518B ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.065
- YInMn Blue #415A77 ΔE 0.067
- Brownish Purple #76424E ΔE 0.075
- Purple Brown #673A3F ΔE 0.076
- Blueberry #464196 ΔE 0.078
Use #57446C 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.