#A661D4
Closest named color: Amethyst (#9B5FC0). oklch(61.9% 0.177 309.9), rgb(166, 97, 212).
Aa
Black text reads best on this color (5.28:1).
About this color
#A661D4 is a medium-dark, vivid purple. In OKLCH its lightness is 62%, its chroma 0.177 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.036 away. Black text reads best on it, at 5.28:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 5.28:1 |
| White text | 3.97:1 |
Values
| HEX | #A661D4 |
| RGB | rgb(166, 97, 212) |
| HSL | hsl(276, 57%, 61%) |
| OKLCH | oklch(61.9% 0.177 309.9) |
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 #A661D4 | 3.97:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #A661D4 | 5.28:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #A661D4 text on white | 3.97:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #A661D4 text on black | 5.28:1 | AA | Lc -34.9 | 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
#EFE6F7
oklch(93.7% 0.025 309.4)
-
Step 200
200
#E3D1F2
oklch(88.5% 0.049 309.7)
-
Step 300
300
#D2B1EB
oklch(80.8% 0.087 310.2)
-
Step 400
400
#BB86E1
oklch(70.6% 0.14 310)
-
Step 500
500 (this color)
#A661D4
oklch(61.9% 0.177 309.9)
-
Step 600
600
#9548C5
oklch(55.5% 0.192 309.9)
-
Step 700
700
#7F38AB
oklch(49% 0.18 309.7)
-
Step 800
800
#67308A
oklch(42.7% 0.148 309.7)
-
Step 900
900
#542C6F
oklch(37.8% 0.116 309.5)
-
Step 950
950
#311A41
oklch(26.9% 0.074 309.5)
#A661D4 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) | #3F7CD8 | 0.148 |
| Deuteranopia (no green cones) | #5681D1 | 0.133 |
| Tritanopia (no blue cones) | #A07591 | 0.125 |
| Achromatopsia (no color) | #808080 | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A661D4
#A661D4
oklch(61.9% 0.177 309.9)
- #639800
#639800
oklch(61.8% 0.166 130)
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 #A661D4, closest first.
No curated palette has a color within ΔE 0.04 of #A661D4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.036
- Medium Orchid #BA55D3 ΔE 0.040
- Medium Purple #9370DB ΔE 0.044
- Lighter Purple #A55AF4 ΔE 0.052
- Deep Lilac #966EBD ΔE 0.056
- Light Urple #B36FF6 ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.062
- Soft Purple #A66FB5 ΔE 0.063
Use #A661D4 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.