#552C64
Closest named color: Grape Purple (#5D1451). oklch(37.2% 0.103 316.3), rgb(85, 44, 100).
Aa
White text reads best on this color (10.87:1).
About this color
#552C64 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.103 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 0.055 away. White text reads best on it, at 10.87:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.87:1 |
Values
| HEX | #552C64 |
| RGB | rgb(85, 44, 100) |
| HSL | hsl(284, 39%, 28%) |
| OKLCH | oklch(37.2% 0.103 316.3) |
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 #552C64 | 10.87:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #552C64 | 1.93:1 | Fails | Lc 9.0 | Not readable |
| #552C64 text on white | 10.87:1 | AAA | Lc 94.9 | Preferred for body text |
| #552C64 text on black | 1.93:1 | Fails | Lc -7.7 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E5D1ED
oklch(88.5% 0.043 316.4)
-
Step 300
300
#D5B2E2
oklch(81% 0.076 316.8)
-
Step 400
400
#BF88D4
oklch(70.8% 0.123 316.4)
-
Step 500
500
#AE67C8
oklch(63% 0.158 316.4)
-
Step 600
600
#994CB5
oklch(55.5% 0.171 316.1)
-
Step 700
700
#833C9C
oklch(49.1% 0.16 316.3)
-
Step 800
800
#6A337E
oklch(42.7% 0.131 316.2)
-
Step 900
900 (this color)
#552C64
oklch(37.2% 0.103 316.3)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#552C64 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) | #203A66 | 0.091 |
| Deuteranopia (no green cones) | #2D3E63 | 0.081 |
| Tritanopia (no blue cones) | #543543 | 0.068 |
| Achromatopsia (no color) | #3D3D3D | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552C64
#552C64
oklch(37.2% 0.103 316.3)
- #244C0A
#244C0A
oklch(37.3% 0.103 136.3)
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 #552C64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.076
- Plum Purple #4E0550 ΔE 0.079
- Rich Purple #720058 ΔE 0.080
- Royal Purple #4B006E ΔE 0.081
- Velvet #750851 ΔE 0.083
- Deep Violet #490648 ΔE 0.089
- Indigo #4B0082 ΔE 0.090
Use #552C64 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.