#A550A7
Closest named color: Amethyst (#9B5FC0). oklch(56.9% 0.157 326.5), rgb(165, 80, 167).
Aa
White text reads best on this color (4.87:1).
About this color
#A550A7 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.157 and its hue 327°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.048 away. White text reads best on it, at 4.87:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.30:1 |
| White text | 4.87:1 |
Values
| HEX | #A550A7 |
| RGB | rgb(165, 80, 167) |
| HSL | hsl(299, 35%, 48%) |
| OKLCH | oklch(56.9% 0.157 326.5) |
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 #A550A7 | 4.87:1 | AA | Lc -78.8 | Fine for body text |
| Black text on #A550A7 | 4.30:1 | AA large text | Lc 30.7 | Non-text elements, placeholder text |
| #A550A7 text on white | 4.87:1 | AA | Lc 73.3 | Content text, not long reading |
| #A550A7 text on black | 4.30:1 | AA large text | Lc -28.3 | Dividers and decoration only |
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 600.
-
Step 50
50
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F1
oklch(93.6% 0.021 328.1)
-
Step 200
200
#E8D1E7
oklch(88.6% 0.039 327.2)
-
Step 300
300
#DAB1D9
oklch(80.9% 0.071 327)
-
Step 400
400
#C687C6
oklch(70.8% 0.114 326.7)
-
Step 500
500
#B667B7
oklch(63.1% 0.145 326.7)
-
Step 600
600 (this color)
#A550A7
oklch(56.9% 0.157 326.5)
-
Step 700
700
#8A3D8C
oklch(49.2% 0.146 326.5)
-
Step 800
800
#703371
oklch(42.7% 0.12 326.8)
-
Step 900
900
#5B2D5C
oklch(37.7% 0.095 326.5)
-
Step 950
950
#351B36
oklch(27% 0.06 325.7)
#A550A7 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) | #476AAA | 0.154 |
| Deuteranopia (no green cones) | #6175A4 | 0.137 |
| Tritanopia (no blue cones) | #A95A74 | 0.090 |
| Achromatopsia (no color) | #717171 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A550A7
#A550A7
oklch(56.9% 0.157 326.5)
- #1F8E38
#1F8E38
oklch(56.8% 0.157 146.6)
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 #A550A7, closest first.
No curated palette has a color within ΔE 0.04 of #A550A7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.048
- Purply #983FB2 ΔE 0.051
- Deep Lavender #8D5EB7 ΔE 0.054
- Light Plum #9D5783 ΔE 0.064
- Dark Lilac #9C6DA5 ΔE 0.069
- Soft Purple #A66FB5 ΔE 0.071
- Deep Lilac #966EBD ΔE 0.072
- Pinky Purple #C94CBE ΔE 0.074
Use #A550A7 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.