#A63BD0
Closest named color: Dark Orchid (#9932CC). oklch(56.9% 0.225 314.6), rgb(166, 59, 208).
Aa
White text reads best on this color (5.05:1).
About this color
#A63BD0 is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.225 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Orchid (#9932CC), ΔE 0.031 away. White text reads best on it, at 5.05:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.225) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 4.15:1 |
| White text | 5.05:1 |
Values
| HEX | #A63BD0 |
| RGB | rgb(166, 59, 208) |
| HSL | hsl(283, 61%, 52%) |
| OKLCH | oklch(56.9% 0.225 314.6) |
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 #A63BD0 | 5.05:1 | AA | Lc -79.3 | Fine for body text |
| Black text on #A63BD0 | 4.15:1 | AA large text | Lc 30.2 | Non-text elements, placeholder text |
| #A63BD0 text on white | 5.05:1 | AA | Lc 73.9 | Content text, not long reading |
| #A63BD0 text on black | 4.15:1 | AA large text | Lc -27.8 | 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
#F1E4F8
oklch(93.5% 0.03 314)
-
Step 200
200
#E7CFF3
oklch(88.5% 0.055 314.5)
-
Step 300
300
#D9ADEE
oklch(80.9% 0.101 314.6)
-
Step 400
400
#C57EE6
oklch(70.6% 0.163 314.3)
-
Step 500
500
#B658DE
oklch(63.1% 0.207 314.5)
-
Step 600
600 (this color)
#A63BD0
oklch(56.9% 0.225 314.6)
-
Step 700
700
#8A26B0
oklch(49% 0.209 314.4)
-
Step 800
800
#70238F
oklch(42.7% 0.173 314.1)
-
Step 900
900
#5B2472
oklch(37.8% 0.135 314.4)
-
Step 950
950
#351643
oklch(26.9% 0.086 313.9)
#A63BD0 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) | #0069D4 | 0.206 |
| Deuteranopia (no green cones) | #3471CD | 0.189 |
| Tritanopia (no blue cones) | #A25B82 | 0.148 |
| Achromatopsia (no color) | #6F6F6F | 0.227 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A63BD0
#A63BD0
oklch(56.9% 0.225 314.6)
- #498B00
#498B00
oklch(57% 0.165 134.5)
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 #A63BD0, closest first.
No curated palette has a color within ΔE 0.04 of #A63BD0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.031
- Vibrant Purple #AD03DE ΔE 0.050
- Purply #983FB2 ΔE 0.052
- Medium Orchid #BA55D3 ΔE 0.063
- Dark Violet #9400D3 ΔE 0.068
- Blue Violet #8A2BE2 ΔE 0.070
- Lighter Purple #A55AF4 ΔE 0.074
- Electric Purple #AA23FF ΔE 0.075
Use #A63BD0 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.