#552F64
Closest named color: Grape Purple (#5D1451). oklch(37.7% 0.097 315.7), rgb(85, 47, 100).
Aa
White text reads best on this color (10.62:1).
About this color
#552F64 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.097 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.060 away. White text reads best on it, at 10.62:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.97:1 |
| White text | 10.62:1 |
Values
| HEX | #552F64 |
| RGB | rgb(85, 47, 100) |
| HSL | hsl(283, 36%, 29%) |
| OKLCH | oklch(37.7% 0.097 315.7) |
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 #552F64 | 10.62:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #552F64 | 1.97:1 | Fails | Lc 9.5 | Not readable |
| #552F64 text on white | 10.62:1 | AAA | Lc 94.4 | Preferred for body text |
| #552F64 text on black | 1.97:1 | Fails | Lc -8.2 | 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 900.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E4D2EC
oklch(88.6% 0.04 315.6)
-
Step 300
300
#D3B3E1
oklch(80.9% 0.072 315.5)
-
Step 400
400
#BD89D2
oklch(70.7% 0.118 315.9)
-
Step 500
500
#AC6AC6
oklch(63.1% 0.15 315.8)
-
Step 600
600
#9750B2
oklch(55.7% 0.161 315.8)
-
Step 700
700
#814099
oklch(49.2% 0.15 316)
-
Step 800
800
#69357C
oklch(42.7% 0.125 316.2)
-
Step 900
900 (this color)
#552F64
oklch(37.7% 0.097 315.7)
-
Step 950
950
#321C3B
oklch(27% 0.062 315.5)
#552F64 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) | #243C66 | 0.085 |
| Deuteranopia (no green cones) | #2F4063 | 0.077 |
| Tritanopia (no blue cones) | #543745 | 0.064 |
| Achromatopsia (no color) | #3E3E3E | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552F64
#552F64
oklch(37.7% 0.097 315.7)
- #284C10
#284C10
oklch(37.6% 0.097 135.5)
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 #552F64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.073
- Rich Purple #720058 ΔE 0.084
- Plum Purple #4E0550 ΔE 0.086
- Velvet #750851 ΔE 0.086
- Purple Brown #673A3F ΔE 0.087
- Royal Purple #4B006E ΔE 0.088
- Blueberry #464196 ΔE 0.093
Use #552F64 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.