#552C69
Closest named color: Grape Purple (#5D1451). oklch(37.5% 0.109 313.4), rgb(85, 44, 105).
Aa
White text reads best on this color (10.76:1).
About this color
#552C69 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.109 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.059 away. White text reads best on it, at 10.76:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.95:1 |
| White text | 10.76:1 |
Values
| HEX | #552C69 |
| RGB | rgb(85, 44, 105) |
| HSL | hsl(280, 41%, 29%) |
| OKLCH | oklch(37.5% 0.109 313.4) |
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 #552C69 | 10.76:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #552C69 | 1.95:1 | Fails | Lc 9.3 | Not readable |
| #552C69 text on white | 10.76:1 | AAA | Lc 94.6 | Preferred for body text |
| #552C69 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E6F5
oklch(93.7% 0.023 314.7)
-
Step 200
200
#E4D1EF
oklch(88.5% 0.045 313.3)
-
Step 300
300
#D3B2E6
oklch(80.9% 0.08 313)
-
Step 400
400
#BD87DA
oklch(70.7% 0.131 313.2)
-
Step 500
500
#AD66D0
oklch(63.2% 0.168 313.5)
-
Step 600
600
#984ABC
oklch(55.6% 0.181 313.6)
-
Step 700
700
#813AA2
oklch(48.9% 0.169 313.4)
-
Step 800
800
#693184
oklch(42.6% 0.14 313.1)
-
Step 900
900 (this color)
#552C69
oklch(37.5% 0.109 313.4)
-
Step 950
950
#321B3E
oklch(27% 0.069 313)
#552C69 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) | #1C3B6B | 0.095 |
| Deuteranopia (no green cones) | #2A3F67 | 0.085 |
| Tritanopia (no blue cones) | #533646 | 0.073 |
| Achromatopsia (no color) | #3E3E3E | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552C69
#552C69
oklch(37.5% 0.109 313.4)
- #284C00
#284C00
oklch(37.4% 0.106 133.4)
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 #552C69, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.059
- Dark Slate Blue #483D8B ΔE 0.070
- Royal Purple #4B006E ΔE 0.077
- Plum Purple #4E0550 ΔE 0.082
- Rich Purple #720058 ΔE 0.082
- Indigo #4B0082 ΔE 0.084
- Rebecca Purple #663399 ΔE 0.086
- Velvet #750851 ΔE 0.086
Use #552C69 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.