#552F6A
Closest named color: Grape Purple (#5D1451). oklch(38.1% 0.105 312.2), rgb(85, 47, 106).
Aa
White text reads best on this color (10.49:1).
About this color
#552F6A is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.105 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 0.065 away. White text reads best on it, at 10.49:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 2.00:1 |
| White text | 10.49:1 |
Values
| HEX | #552F6A |
| RGB | rgb(85, 47, 106) |
| HSL | hsl(279, 39%, 30%) |
| OKLCH | oklch(38.1% 0.105 312.2) |
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 #552F6A | 10.49:1 | AAA | Lc -98.1 | Preferred for body text |
| Black text on #552F6A | 2.00:1 | Fails | Lc 9.9 | Not readable |
| #552F6A text on white | 10.49:1 | AAA | Lc 94.1 | Preferred for body text |
| #552F6A text on black | 2.00:1 | Fails | Lc -8.5 | 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
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EFE6F5
oklch(93.6% 0.022 312.2)
-
Step 200
200
#E3D1EE
oklch(88.4% 0.044 312.8)
-
Step 300
300
#D2B2E6
oklch(80.8% 0.08 312.3)
-
Step 400
400
#BB89D9
oklch(70.8% 0.125 312.1)
-
Step 500
500
#AA69CE
oklch(63.2% 0.159 312.3)
-
Step 600
600
#954DBB
oklch(55.5% 0.175 312.3)
-
Step 700
700
#7F3DA1
oklch(49% 0.162 312.4)
-
Step 800
800
#673483
oklch(42.8% 0.134 311.9)
-
Step 900
900 (this color)
#552F6A
oklch(38.1% 0.105 312.2)
-
Step 950
950
#311C3D
oklch(27% 0.065 312.1)
#552F6A 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) | #203D6C | 0.088 |
| Deuteranopia (no green cones) | #2C4068 | 0.079 |
| Tritanopia (no blue cones) | #533947 | 0.073 |
| Achromatopsia (no color) | #3F3F3F | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552F6A
#552F6A
oklch(38.1% 0.105 312.2)
- #2C4D02
#2C4D02
oklch(38% 0.104 132.1)
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 #552F6A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.065
- Dark Slate Blue #483D8B ΔE 0.065
- Rebecca Purple #663399 ΔE 0.084
- Royal Purple #4B006E ΔE 0.084
- Blueberry #464196 ΔE 0.084
- Rich Purple #720058 ΔE 0.086
- Plum Purple #4E0550 ΔE 0.089
- Indigo #4B0082 ΔE 0.089
Use #552F6A 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.