#552D5B
Closest named color: Grape Purple (#5D1451). oklch(36.8% 0.09 322.2), rgb(85, 45, 91).
Aa
White text reads best on this color (10.97:1).
About this color
#552D5B is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.090 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.052 away. White text reads best on it, at 10.97:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.91:1 |
| White text | 10.97:1 |
Values
| HEX | #552D5B |
| RGB | rgb(85, 45, 91) |
| HSL | hsl(292, 34%, 27%) |
| OKLCH | oklch(36.8% 0.09 322.2) |
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 #552D5B | 10.97:1 | AAA | Lc -99.0 | Preferred for body text |
| Black text on #552D5B | 1.91:1 | Fails | Lc 8.8 | Not readable |
| #552D5B text on white | 10.97:1 | AAA | Lc 95.1 | Preferred for body text |
| #552D5B text on black | 1.91:1 | Fails | Lc -7.5 | 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
#F8F3F9
oklch(97% 0.01 320.5)
-
Step 100
100
#F0E6F2
oklch(93.6% 0.019 320.6)
-
Step 200
200
#E5D1E8
oklch(88.4% 0.038 321.8)
-
Step 300
300
#D6B3DB
oklch(81% 0.067 322.1)
-
Step 400
400
#C189C8
oklch(70.7% 0.109 322.8)
-
Step 500
500
#B06ABA
oklch(63% 0.139 322.4)
-
Step 600
600
#9B50A6
oklch(55.5% 0.151 322.4)
-
Step 700
700
#84418F
oklch(49.1% 0.139 321.8)
-
Step 800
800
#6C3674
oklch(42.8% 0.116 322.3)
-
Step 900
900 (this color)
#552D5B
oklch(36.8% 0.09 322.2)
-
Step 950
950
#331C37
oklch(26.9% 0.058 321.5)
#552D5B 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) | #27395D | 0.083 |
| Deuteranopia (no green cones) | #323E5A | 0.075 |
| Tritanopia (no blue cones) | #56333F | 0.056 |
| Achromatopsia (no color) | #3C3C3C | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552D5B
#552D5B
oklch(36.8% 0.09 322.2)
- #1F4B1B
#1F4B1B
oklch(36.9% 0.091 142)
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 #552D5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.052
- Plum Purple #4E0550 ΔE 0.079
- Purple Brown #673A3F ΔE 0.079
- Velvet #750851 ΔE 0.081
- Rich Purple #720058 ΔE 0.081
- Deep Violet #490648 ΔE 0.087
- Dark Slate Blue #483D8B ΔE 0.088
- Onyx #343A40 ΔE 0.090
Use #552D5B 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.