#56557D
Closest named color: Dusk (#4E5481). oklch(46.7% 0.064 284.8), rgb(86, 85, 125).
Aa
White text reads best on this color (7.02:1).
About this color
#56557D is a medium-dark, muted purple. In OKLCH its lightness is 47%, its chroma 0.064 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.015 away. White text reads best on it, at 7.02:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.99:1 |
| White text | 7.02:1 |
Values
| HEX | #56557D |
| RGB | rgb(86, 85, 125) |
| HSL | hsl(242, 19%, 41%) |
| OKLCH | oklch(46.7% 0.064 284.8) |
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 #56557D | 7.02:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #56557D | 2.99:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #56557D text on white | 7.02:1 | AAA | Lc 84.3 | Fine for body text |
| #56557D text on black | 2.99:1 | Fails | Lc -17.7 | 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
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D7D8E4
oklch(88.5% 0.016 282.2)
-
Step 300
300
#BEBED5
oklch(80.9% 0.032 285.7)
-
Step 400
400
#9D9DBF
oklch(70.8% 0.049 285.1)
-
Step 500
500
#8584AF
oklch(63% 0.064 285.5)
-
Step 600
600
#6F6E9B
oklch(55.7% 0.069 284.9)
-
Step 700
700 (this color)
#56557D
oklch(46.7% 0.064 284.8)
-
Step 800
800
#4C4B6B
oklch(42.7% 0.053 285.4)
-
Step 900
900
#3F3F57
oklch(37.8% 0.041 284.3)
-
Step 950
950
#252533
oklch(27.1% 0.026 284.5)
#56557D 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) | #4A5A7F | 0.021 |
| Deuteranopia (no green cones) | #48587C | 0.022 |
| Tritanopia (no blue cones) | #4C5C63 | 0.056 |
| Achromatopsia (no color) | #595959 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56557D
#56557D
oklch(46.7% 0.064 284.8)
- #5F5C2F
#5F5C2F
oklch(46.7% 0.065 105.3)
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 #56557D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.015
- Dusty Grape #545775 ΔE 0.016
- Twilight #4E518B ΔE 0.031
- YInMn Blue #415A77 ΔE 0.035
- Dusky Blue #475F94 ΔE 0.044
- Denim Blue #3B5B92 ΔE 0.047
- Denim #3B638C ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.052
Use #56557D 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.