#552F5F
Closest named color: Grape Purple (#5D1451). oklch(37.4% 0.091 319), rgb(85, 47, 95).
Aa
White text reads best on this color (10.72:1).
About this color
#552F5F is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.091 and its hue 319°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.057 away. White text reads best on it, at 10.72:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.091) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.95:1 |
| White text | 10.72:1 |
Values
| HEX | #552F5F |
| RGB | rgb(85, 47, 95) |
| HSL | hsl(288, 34%, 28%) |
| OKLCH | oklch(37.4% 0.091 319) |
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 #552F5F | 10.72:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #552F5F | 1.95:1 | Fails | Lc 9.3 | Not readable |
| #552F5F text on white | 10.72:1 | AAA | Lc 94.6 | Preferred for body text |
| #552F5F text on black | 1.95:1 | Fails | Lc -8.0 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E4D2E9
oklch(88.5% 0.037 318.9)
-
Step 300
300
#D4B3DD
oklch(80.9% 0.068 318.9)
-
Step 400
400
#BE8ACC
oklch(70.7% 0.11 319)
-
Step 500
500
#AD6BBF
oklch(63.1% 0.141 318.8)
-
Step 600
600
#9851AB
oklch(55.6% 0.152 318.8)
-
Step 700
700
#824192
oklch(49.1% 0.141 319.4)
-
Step 800
800
#6A3677
oklch(42.7% 0.118 319.3)
-
Step 900
900 (this color)
#552F5F
oklch(37.4% 0.091 319)
-
Step 950
950
#321C38
oklch(26.9% 0.058 318.8)
#552F5F 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) | #273B61 | 0.081 |
| Deuteranopia (no green cones) | #323F5E | 0.073 |
| Tritanopia (no blue cones) | #553542 | 0.058 |
| Achromatopsia (no color) | #3E3E3E | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552F5F
#552F5F
oklch(37.4% 0.091 319)
- #254C19
#254C19
oklch(37.5% 0.091 139)
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 #552F5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.057
- Dark Slate Blue #483D8B ΔE 0.080
- Purple Brown #673A3F ΔE 0.081
- Rich Purple #720058 ΔE 0.084
- Velvet #750851 ΔE 0.084
- Plum Purple #4E0550 ΔE 0.084
- Royal Purple #4B006E ΔE 0.092
- Onyx #343A40 ΔE 0.092
Use #552F5F 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.