#55576D
Closest named color: Dusty Grape (#545775). oklch(46.3% 0.036 280.8), rgb(85, 87, 109).
Aa
White text reads best on this color (7.06:1).
About this color
#55576D is a medium-dark, muted purple. In OKLCH its lightness is 46%, its chroma 0.036 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.013 away. White text reads best on it, at 7.06:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #55576D |
| RGB | rgb(85, 87, 109) |
| HSL | hsl(235, 12%, 38%) |
| OKLCH | oklch(46.3% 0.036 280.8) |
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 #55576D | 7.06:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #55576D | 2.97:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #55576D text on white | 7.06:1 | AAA | Lc 84.5 | Fine for body text |
| #55576D text on black | 2.97:1 | Fails | Lc -17.5 | 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
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D8D8DF
oklch(88.4% 0.01 286.2)
-
Step 300
300
#BEC0CC
oklch(81% 0.017 278.4)
-
Step 400
400
#9D9FB2
oklch(70.7% 0.028 280.9)
-
Step 500
500
#85879F
oklch(63% 0.036 281.5)
-
Step 600
600
#6F718A
oklch(55.6% 0.039 281.5)
-
Step 700
700 (this color)
#55576D
oklch(46.3% 0.036 280.8)
-
Step 800
800
#4C4D5F
oklch(42.6% 0.03 282.6)
-
Step 900
900
#3F404E
oklch(37.6% 0.024 282)
-
Step 950
950
#25262E
oklch(27.1% 0.015 279.7)
#55576D 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) | #51596E | 0.008 |
| Deuteranopia (no green cones) | #50586C | 0.008 |
| Tritanopia (no blue cones) | #505B5E | 0.032 |
| Achromatopsia (no color) | #585858 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55576D
#55576D
oklch(46.3% 0.036 280.8)
- #5D5A43
#5D5A43
oklch(46.4% 0.035 101.4)
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 #55576D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.013
- YInMn Blue #415A77 ΔE 0.030
- Dusk #4E5481 ΔE 0.038
- Slate #516572 ΔE 0.041
- Twilight #4E518B ΔE 0.058
- Denim #3B638C ΔE 0.059
- Light Navy Blue #2E5A88 ΔE 0.062
- Dusky Blue #475F94 ΔE 0.063
Use #55576D 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.