#A661CB
Closest named color: Amethyst (#9B5FC0). oklch(61.3% 0.167 312.5), rgb(166, 97, 203).
Aa
Black text reads best on this color (5.19:1).
About this color
#A661CB is a medium-dark, vivid purple. In OKLCH its lightness is 61%, its chroma 0.167 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.026 away. Black text reads best on it, at 5.19:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.19:1 |
| White text | 4.04:1 |
Values
| HEX | #A661CB |
| RGB | rgb(166, 97, 203) |
| HSL | hsl(279, 50%, 59%) |
| OKLCH | oklch(61.3% 0.167 312.5) |
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 #A661CB | 4.04:1 | AA large text | Lc -72.8 | Content text, not long reading |
| Black text on #A661CB | 5.19:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #A661CB text on white | 4.04:1 | AA large text | Lc 67.3 | Content text, not long reading |
| #A661CB text on black | 5.19:1 | AA | Lc -34.3 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E4D1EF
oklch(88.5% 0.045 313.3)
-
Step 300
300
#D3B2E7
oklch(81% 0.081 312.5)
-
Step 400
400
#BC87DB
oklch(70.6% 0.131 312.3)
-
Step 500
500 (this color)
#A661CB
oklch(61.3% 0.167 312.5)
-
Step 600
600
#974BBE
oklch(55.7% 0.181 312.5)
-
Step 700
700
#813BA4
oklch(49.2% 0.169 312.6)
-
Step 800
800
#693185
oklch(42.7% 0.141 312.7)
-
Step 900
900
#552D6A
oklch(37.7% 0.108 312.6)
-
Step 950
950
#321B3E
oklch(27% 0.069 313)
#A661CB 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) | #467BCF | 0.143 |
| Deuteranopia (no green cones) | #5C80C8 | 0.128 |
| Tritanopia (no blue cones) | #A2728D | 0.114 |
| Achromatopsia (no color) | #7E7E7E | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A661CB
#A661CB
oklch(61.3% 0.167 312.5)
- #5B980E
#5B980E
oklch(61.4% 0.168 132.5)
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 #A661CB, closest first.
No curated palette has a color within ΔE 0.04 of #A661CB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.026
- Medium Orchid #BA55D3 ΔE 0.043
- Deep Lilac #966EBD ΔE 0.047
- Medium Purple #9370DB ΔE 0.048
- Soft Purple #A66FB5 ΔE 0.052
- Deep Lavender #8D5EB7 ΔE 0.054
- Lighter Purple #A55AF4 ΔE 0.065
- Light Urple #B36FF6 ΔE 0.071
Use #A661CB 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.