#A63ACC
Closest named color: Dark Orchid (#9932CC). oklch(56.6% 0.223 315.7), rgb(166, 58, 204).
Aa
White text reads best on this color (5.12:1).
About this color
#A63ACC is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.223 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 5.12:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.223) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 4.09:1 |
| White text | 5.12:1 |
Values
| HEX | #A63ACC |
| RGB | rgb(166, 58, 204) |
| HSL | hsl(284, 59%, 51%) |
| OKLCH | oklch(56.6% 0.223 315.7) |
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 #A63ACC | 5.12:1 | AA | Lc -79.7 | Fine for body text |
| Black text on #A63ACC | 4.09:1 | AA large text | Lc 29.7 | Dividers and decoration only |
| #A63ACC text on white | 5.12:1 | AA | Lc 74.3 | Content text, not long reading |
| #A63ACC text on black | 4.09:1 | AA large text | Lc -27.4 | 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
#E8CFF3
oklch(88.6% 0.055 315.6)
-
Step 300
300
#DAADED
oklch(80.9% 0.1 315.7)
-
Step 400
400
#C77EE4
oklch(70.7% 0.162 315.8)
-
Step 500
500
#B758DB
oklch(63% 0.205 315.6)
-
Step 600
600 (this color)
#A63ACC
oklch(56.6% 0.223 315.7)
-
Step 700
700
#8B27AE
oklch(49.1% 0.207 315.4)
-
Step 800
800
#71238D
oklch(42.7% 0.172 315.4)
-
Step 900
900
#5C2470
oklch(37.8% 0.133 316)
-
Step 950
950
#361642
oklch(27% 0.085 315.8)
#A63ACC 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) | #0067D0 | 0.207 |
| Deuteranopia (no green cones) | #3771C9 | 0.189 |
| Tritanopia (no blue cones) | #A35880 | 0.143 |
| Achromatopsia (no color) | #6E6E6E | 0.225 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A63ACC
#A63ACC
oklch(56.6% 0.223 315.7)
- #438A00
#438A00
oklch(56.5% 0.167 135.7)
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 #A63ACC, closest first.
No curated palette has a color within ΔE 0.04 of #A63ACC.
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 0.047
- Vibrant Purple #AD03DE ΔE 0.052
- Medium Orchid #BA55D3 ΔE 0.065
- Dark Violet #9400D3 ΔE 0.068
- Blue Violet #8A2BE2 ΔE 0.072
- Amethyst #9B5FC0 ΔE 0.075
- Purpley Pink #C83CB9 ΔE 0.076
Use #A63ACC 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.