#A163DD
Closest named color: Medium Purple (#9370DB). oklch(62.1% 0.183 305.1), rgb(161, 99, 221).
Aa
Black text reads best on this color (5.34:1).
About this color
#A163DD is a medium-light, vivid purple. In OKLCH its lightness is 62%, its chroma 0.183 and its hue 305°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.036 away. Black text reads best on it, at 5.34:1.
| Hue family | Purples |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.183) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.34:1 |
| White text | 3.92:1 |
Values
| HEX | #A163DD |
| RGB | rgb(161, 99, 221) |
| HSL | hsl(270, 64%, 63%) |
| OKLCH | oklch(62.1% 0.183 305.1) |
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 #A163DD | 3.92:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #A163DD | 5.34:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #A163DD text on white | 3.92:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #A163DD text on black | 5.34:1 | AA | Lc -35.3 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F8
oklch(93.6% 0.025 305.8)
-
Step 200
200
#E1D1F4
oklch(88.4% 0.05 306)
-
Step 300
300
#CEB2EF
oklch(80.8% 0.089 305.4)
-
Step 400
400
#B688E8
oklch(70.8% 0.143 305.1)
-
Step 500
500 (this color)
#A163DD
oklch(62.1% 0.183 305.1)
-
Step 600
600
#8F49CE
oklch(55.5% 0.199 304.9)
-
Step 700
700
#7A39B2
oklch(49.1% 0.185 305.1)
-
Step 800
800
#633090
oklch(42.6% 0.153 305.2)
-
Step 900
900
#512C73
oklch(37.7% 0.12 305.4)
-
Step 950
950
#2F1B43
oklch(27% 0.074 305)
#A163DD 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) | #367FE1 | 0.145 |
| Deuteranopia (no green cones) | #4D81DA | 0.130 |
| Tritanopia (no blue cones) | #977A97 | 0.133 |
| Achromatopsia (no color) | #808080 | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A163DD
#A163DD
oklch(62.1% 0.183 305.1)
- #719600
#719600
oklch(62.2% 0.157 125.2)
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 #A163DD, closest first.
No curated palette has a color within ΔE 0.04 of #A163DD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.036
- Lighter Purple #A55AF4 ΔE 0.041
- Amethyst #9B5FC0 ΔE 0.045
- Medium Orchid #BA55D3 ΔE 0.051
- Light Urple #B36FF6 ΔE 0.054
- Purpley #8756E4 ΔE 0.058
- Deep Lilac #966EBD ΔE 0.061
- Deep Lavender #8D5EB7 ΔE 0.067
Use #A163DD 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.