#56537A
Closest named color: Dusk (#4E5481). oklch(46.2% 0.063 287.2), rgb(86, 83, 122).
Aa
White text reads best on this color (7.20:1).
About this color
#56537A is a medium-dark, muted purple. In OKLCH its lightness is 46%, its chroma 0.063 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.016 away. White text reads best on it, at 7.20:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #56537A |
| RGB | rgb(86, 83, 122) |
| HSL | hsl(245, 19%, 40%) |
| OKLCH | oklch(46.2% 0.063 287.2) |
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 #56537A | 7.20:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #56537A | 2.91:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #56537A text on white | 7.20:1 | AAA | Lc 85.0 | Fine for body text |
| #56537A text on black | 2.91:1 | Fails | Lc -17.0 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D8D8E4
oklch(88.6% 0.016 286.1)
-
Step 300
300
#BFBED4
oklch(80.9% 0.031 287.8)
-
Step 400
400
#9E9CBE
oklch(70.6% 0.049 287.8)
-
Step 500
500
#8784AE
oklch(63.1% 0.063 287.7)
-
Step 600
600
#706D99
oklch(55.5% 0.068 287.1)
-
Step 700
700 (this color)
#56537A
oklch(46.2% 0.063 287.2)
-
Step 800
800
#4D4B6A
oklch(42.8% 0.051 287)
-
Step 900
900
#403E56
oklch(37.6% 0.041 288.1)
-
Step 950
950
#252533
oklch(27.1% 0.026 284.5)
#56537A 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) | #48587C | 0.023 |
| Deuteranopia (no green cones) | #485679 | 0.022 |
| Tritanopia (no blue cones) | #4E5A61 | 0.054 |
| Achromatopsia (no color) | #575757 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56537A
#56537A
oklch(46.2% 0.063 287.2)
- #5C5B30
#5C5B30
oklch(46.1% 0.063 107.4)
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 #56537A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.016
- Dusty Grape #545775 ΔE 0.016
- Twilight #4E518B ΔE 0.032
- YInMn Blue #415A77 ΔE 0.036
- Dusky Blue #475F94 ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.054
- Denim #3B638C ΔE 0.055
Use #56537A 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.