#552A97
Closest named color: Rebecca Purple (#663399). oklch(40.7% 0.167 296.2), rgb(85, 42, 151).
Aa
White text reads best on this color (9.70:1).
About this color
#552A97 is a dark, vivid purple. In OKLCH its lightness is 41%, its chroma 0.167 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.040 away. White text reads best on it, at 9.70:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.16:1 |
| White text | 9.70:1 |
Values
| HEX | #552A97 |
| RGB | rgb(85, 42, 151) |
| HSL | hsl(264, 56%, 38%) |
| OKLCH | oklch(40.7% 0.167 296.2) |
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 #552A97 | 9.70:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #552A97 | 2.16:1 | Fails | Lc 12.2 | Not readable |
| #552A97 text on white | 9.70:1 | AAA | Lc 91.8 | Preferred for body text |
| #552A97 text on black | 2.16:1 | Fails | Lc -10.6 | 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 800.
-
Step 50
50
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FB
oklch(93.5% 0.029 296.7)
-
Step 200
200
#DCD2FA
oklch(88.4% 0.055 296.7)
-
Step 300
300
#C6B4F9
oklch(80.9% 0.098 296.1)
-
Step 400
400
#AA89F6
oklch(70.6% 0.157 296.1)
-
Step 500
500
#9767F2
oklch(63% 0.2 296.1)
-
Step 600
600
#8349E0
oklch(55.5% 0.217 296.2)
-
Step 700
700
#6F39C3
oklch(49.1% 0.202 296)
-
Step 800
800 (this color)
#552A97
oklch(40.7% 0.167 296.2)
-
Step 900
900
#4A2D7D
oklch(37.8% 0.13 296.3)
-
Step 950
950
#2B1B49
oklch(26.9% 0.082 296.5)
#552A97 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) | #00459A | 0.105 |
| Deuteranopia (no green cones) | #004395 | 0.105 |
| Tritanopia (no blue cones) | #43455D | 0.129 |
| Achromatopsia (no color) | #444444 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #552A97
#552A97
oklch(40.7% 0.167 296.2)
- #474F00
#474F00
oklch(40.6% 0.093 116.2)
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 #552A97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.040
- Chrysanthemum #560BAD ΔE 0.049
- Dark Slate Blue #483D8B ΔE 0.050
- Blueberry #464196 ΔE 0.054
- Imperial Purple #480CA8 ΔE 0.055
- Indigo #4B0082 ΔE 0.071
- Indigo Blue #3A18B1 ΔE 0.075
- Grape #7209B7 ΔE 0.078
Use #552A97 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.