#A63ACB
Closest named color: Dark Orchid (#9932CC). oklch(56.5% 0.222 316), rgb(166, 58, 203).
Aa
White text reads best on this color (5.13:1).
About this color
#A63ACB is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.222 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.030 away. White text reads best on it, at 5.13:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.222) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 4.08:1 |
| White text | 5.13:1 |
Values
| HEX | #A63ACB |
| RGB | rgb(166, 58, 203) |
| HSL | hsl(285, 58%, 51%) |
| OKLCH | oklch(56.5% 0.222 316) |
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 #A63ACB | 5.13:1 | AA | Lc -79.8 | Fine for body text |
| Black text on #A63ACB | 4.08:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #A63ACB text on white | 5.13:1 | AA | Lc 74.4 | Content text, not long reading |
| #A63ACB text on black | 4.08:1 | AA large text | Lc -27.3 | 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
#F9F3FC
oklch(97.1% 0.013 314.8)
-
Step 100
100
#F2E4F7
oklch(93.6% 0.029 317.2)
-
Step 200
200
#E8CFF2
oklch(88.6% 0.054 316.3)
-
Step 300
300
#DAADEC
oklch(80.9% 0.099 316.1)
-
Step 400
400
#C77EE3
oklch(70.7% 0.16 316.1)
-
Step 500
500
#B858DB
oklch(63.1% 0.205 316)
-
Step 600
600 (this color)
#A63ACB
oklch(56.5% 0.222 316)
-
Step 700
700
#8C27AD
oklch(49.2% 0.207 316.1)
-
Step 800
800
#71238C
oklch(42.6% 0.171 315.8)
-
Step 900
900
#5C2470
oklch(37.8% 0.133 316)
-
Step 950
950
#361642
oklch(27% 0.085 315.8)
#A63ACB 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) | #0067CF | 0.208 |
| Deuteranopia (no green cones) | #3970C8 | 0.187 |
| Tritanopia (no blue cones) | #A4587F | 0.143 |
| Achromatopsia (no color) | #6E6E6E | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A63ACB
#A63ACB
oklch(56.5% 0.222 316)
- #428A00
#428A00
oklch(56.4% 0.168 135.9)
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 #A63ACB, closest first.
No curated palette has a color within ΔE 0.04 of #A63ACB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.030
- Purply #983FB2 ΔE 0.046
- Vibrant Purple #AD03DE ΔE 0.053
- Medium Orchid #BA55D3 ΔE 0.065
- Dark Violet #9400D3 ΔE 0.068
- Blue Violet #8A2BE2 ΔE 0.073
- Amethyst #9B5FC0 ΔE 0.075
- Purpley Pink #C83CB9 ΔE 0.075
Use #A63ACB 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.