#552A6D
Closest named color: Grape Purple (#5D1451). oklch(37.5% 0.117 311.7), rgb(85, 42, 109).
Aa
White text reads best on this color (10.83:1).
About this color
#552A6D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.117 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.061 away. White text reads best on it, at 10.83:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.93:1 |
| White text | 10.83:1 |
Values
| HEX | #552A6D |
| RGB | rgb(85, 42, 109) |
| HSL | hsl(279, 44%, 30%) |
| OKLCH | oklch(37.5% 0.117 311.7) |
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 #552A6D | 10.83:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #552A6D | 1.93:1 | Fails | Lc 9.2 | Not readable |
| #552A6D text on white | 10.83:1 | AAA | Lc 94.7 | Preferred for body text |
| #552A6D text on black | 1.93:1 | Fails | Lc -7.9 | 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
#EFE5F7
oklch(93.5% 0.026 310.4)
-
Step 200
200
#E4D1F1
oklch(88.6% 0.048 311.7)
-
Step 300
300
#D3B1EA
oklch(80.9% 0.087 311.4)
-
Step 400
400
#BD85E0
oklch(70.6% 0.141 311.5)
-
Step 500
500
#AD63D7
oklch(63.1% 0.18 311.8)
-
Step 600
600
#9846C4
oklch(55.6% 0.195 311.7)
-
Step 700
700
#8236A9
oklch(49.1% 0.182 311.9)
-
Step 800
800
#692E89
oklch(42.6% 0.15 311.5)
-
Step 900
900 (this color)
#552A6D
oklch(37.5% 0.117 311.7)
-
Step 950
950
#321A40
oklch(27% 0.073 311.6)
#552A6D 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) | #143B6F | 0.103 |
| Deuteranopia (no green cones) | #253E6B | 0.091 |
| Tritanopia (no blue cones) | #523647 | 0.080 |
| Achromatopsia (no color) | #3D3D3D | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552A6D
#552A6D
oklch(37.5% 0.117 311.7)
- #2B4B00
#2B4B00
oklch(37.3% 0.103 131.8)
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 #552A6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.061
- Dark Slate Blue #483D8B ΔE 0.067
- Royal Purple #4B006E ΔE 0.071
- Indigo #4B0082 ΔE 0.076
- Plum Purple #4E0550 ΔE 0.081
- Rebecca Purple #663399 ΔE 0.081
- Rich Purple #720058 ΔE 0.083
- Blueberry #464196 ΔE 0.086
Use #552A6D 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.