#550A96
Closest named color: Chrysanthemum (#560BAD). oklch(37.8% 0.194 300), rgb(85, 10, 150).
Aa
White text reads best on this color (11.22:1).
About this color
#550A96 is a dark, vivid purple. In OKLCH its lightness is 38%, its chroma 0.194 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Chrysanthemum (#560BAD), ΔE 0.039 away. White text reads best on it, at 11.22:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | vivid (0.194) |
| Temperature | in between |
| Nearest name | Chrysanthemum (#560BAD) |
| Black text | 1.87:1 |
| White text | 11.22:1 |
Values
| HEX | #550A96 |
| RGB | rgb(85, 10, 150) |
| HSL | hsl(272, 88%, 31%) |
| OKLCH | oklch(37.8% 0.194 300) |
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 #550A96 | 11.22:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #550A96 | 1.87:1 | Fails | Lc 9.7 | Not readable |
| #550A96 text on white | 11.22:1 | AAA | Lc 94.2 | Preferred for body text |
| #550A96 text on black | 1.87:1 | Fails | Lc -8.3 | 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
#F7F3FF
oklch(97.1% 0.016 301.2)
-
Step 100
100
#EDE5FF
oklch(93.6% 0.036 299.7)
-
Step 200
200
#DFD0FF
oklch(88.5% 0.066 299.6)
-
Step 300
300
#CCB0FF
oklch(80.9% 0.113 300.2)
-
Step 400
400
#B382FF
oklch(70.7% 0.18 299.9)
-
Step 500
500
#A259FF
oklch(63.1% 0.235 299.8)
-
Step 600
600
#930EFF
oklch(55.6% 0.292 299.8)
-
Step 700
700
#7D00DA
oklch(49.1% 0.262 300.1)
-
Step 800
800
#6700B5
oklch(42.7% 0.228 300.2)
-
Step 900
900 (this color)
#550A96
oklch(37.8% 0.194 300)
-
Step 950
950
#310D58
oklch(27% 0.123 299.5)
#550A96 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) | #003B99 | 0.124 |
| Deuteranopia (no green cones) | #003A94 | 0.124 |
| Tritanopia (no blue cones) | #453957 | 0.141 |
| Achromatopsia (no color) | #3B3B3B | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #550A96
#550A96
oklch(37.8% 0.194 300)
- #3C4800
#3C4800
oklch(37.7% 0.09 119.9)
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 #550A96, closest first.
No curated palette has a color within ΔE 0.04 of #550A96.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chrysanthemum #560BAD ΔE 0.039
- Indigo #4B0082 ΔE 0.042
- Imperial Purple #480CA8 ΔE 0.043
- Rebecca Purple #663399 ΔE 0.072
- Royal Purple #4B006E ΔE 0.073
- Indigo Blue #3A18B1 ΔE 0.075
- Grape #7209B7 ΔE 0.079
- Dark Slate Blue #483D8B ΔE 0.087
Use #550A96 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.