#A655D4
Closest named color: Medium Orchid (#BA55D3). oklch(60.2% 0.195 311.3), rgb(166, 85, 212).
Aa
Black text reads best on this color (4.87:1).
About this color
#A655D4 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.195 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.037 away. Black text reads best on it, at 4.87:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.195) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.87:1 |
| White text | 4.31:1 |
Values
| HEX | #A655D4 |
| RGB | rgb(166, 85, 212) |
| HSL | hsl(278, 60%, 58%) |
| OKLCH | oklch(60.2% 0.195 311.3) |
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 #A655D4 | 4.31:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #A655D4 | 4.87:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #A655D4 text on white | 4.31:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #A655D4 text on black | 4.87:1 | AA | Lc -32.4 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F8
oklch(93.6% 0.028 311.3)
-
Step 200
200
#E5D0F3
oklch(88.6% 0.052 311.9)
-
Step 300
300
#D5AFEE
oklch(80.9% 0.096 311.6)
-
Step 400
400
#BF82E6
oklch(70.6% 0.154 311.1)
-
Step 500
500 (this color)
#A655D4
oklch(60.2% 0.195 311.3)
-
Step 600
600
#9B3FCB
oklch(55.6% 0.212 311.6)
-
Step 700
700
#842FB0
oklch(49% 0.198 311.3)
-
Step 800
800
#6B298E
oklch(42.6% 0.163 311.3)
-
Step 900
900
#572872
oklch(37.8% 0.127 311.1)
-
Step 950
950
#331843
oklch(27% 0.082 311.1)
#A655D4 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) | #2576D8 | 0.174 |
| Deuteranopia (no green cones) | #4A7BD1 | 0.152 |
| Tritanopia (no blue cones) | #A16D8D | 0.134 |
| Achromatopsia (no color) | #7A7A7A | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A655D4
#A655D4
oklch(60.2% 0.195 311.3)
- #5B9300
#5B9300
oklch(60.1% 0.165 131.3)
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 #A655D4, closest first.
No curated palette has a color within ΔE 0.04 of #A655D4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.037
- Amethyst #9B5FC0 ΔE 0.043
- Lighter Purple #A55AF4 ΔE 0.048
- Purpley #8756E4 ΔE 0.061
- Medium Purple #9370DB ΔE 0.064
- Deep Lavender #8D5EB7 ΔE 0.065
- Dark Orchid #9932CC ΔE 0.069
- Purply #983FB2 ΔE 0.070
Use #A655D4 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.