#550E54
Closest named color: Plum Purple (#4E0550). oklch(32.4% 0.132 328.7), rgb(85, 14, 84).
Aa
White text reads best on this color (13.31:1).
About this color
#550E54 is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.132 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Plum Purple (#4E0550), ΔE 0.022 away. White text reads best on it, at 13.31:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Plum Purple (#4E0550) |
| Black text | 1.57:1 |
| White text | 13.31:1 |
Values
| HEX | #550E54 |
| RGB | rgb(85, 14, 84) |
| HSL | hsl(301, 72%, 19%) |
| OKLCH | oklch(32.4% 0.132 328.7) |
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 #550E54 | 13.31:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #550E54 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #550E54 text on white | 13.31:1 | AAA | Lc 98.7 | Preferred for body text |
| #550E54 text on black | 1.57:1 | Fails | Lc 0.0 | 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
#FBF2FA
oklch(97% 0.014 329.1)
-
Step 100
100
#F5E3F3
oklch(93.5% 0.029 329.3)
-
Step 200
200
#EECDEB
oklch(88.5% 0.054 328.9)
-
Step 300
300
#E4AAE0
oklch(80.9% 0.098 328.7)
-
Step 400
400
#D579D1
oklch(70.7% 0.159 328.7)
-
Step 500
500
#C851C4
oklch(63.1% 0.202 329)
-
Step 600
600
#B32EB1
oklch(55.7% 0.219 328.7)
-
Step 700
700
#991D98
oklch(49% 0.204 328.5)
-
Step 800
800
#7D1D7B
oklch(42.8% 0.168 328.9)
-
Step 900
900 (this color)
#550E54
oklch(32.4% 0.132 328.7)
-
Step 950
950
#3B143A
oklch(27% 0.083 328.6)
#550E54 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) | #012956 | 0.143 |
| Deuteranopia (no green cones) | #233352 | 0.120 |
| Tritanopia (no blue cones) | #581A31 | 0.072 |
| Achromatopsia (no color) | #2F2F2F | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #550E54
#550E54
oklch(32.4% 0.132 328.7)
- #004016
#004016
oklch(32.4% 0.092 148.6)
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 #550E54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Plum Purple #4E0550 ΔE 0.022
- Grape Purple #5D1451 ΔE 0.024
- Deep Violet #490648 ΔE 0.036
- Eggplant Purple #430541 ΔE 0.055
- Royal Purple #4B006E ΔE 0.057
- Rich Purple #720058 ΔE 0.064
- Velvet #750851 ΔE 0.073
- Aubergine #3D0734 ΔE 0.079
Use #550E54 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.