#A90DDD
Closest named color: Vibrant Purple (#AD03DE). oklch(55.5% 0.27 314), rgb(169, 13, 221).
Aa
White text reads best on this color (5.54:1).
About this color
#A90DDD is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.270 and its hue 314°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Vibrant Purple (#AD03DE), ΔE 0.008 away. White text reads best on it, at 5.54:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.270) |
| Temperature | in between |
| Nearest name | Vibrant Purple (#AD03DE) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #A90DDD |
| RGB | rgb(169, 13, 221) |
| HSL | hsl(285, 89%, 46%) |
| OKLCH | oklch(55.5% 0.27 314) |
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 #A90DDD | 5.54:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #A90DDD | 3.78:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #A90DDD text on white | 5.54:1 | AA | Lc 75.5 | Fine for body text |
| #A90DDD text on black | 3.78:1 | AA large text | Lc -26.2 | 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
#F9F2FD
oklch(97% 0.016 313.6)
-
Step 100
100
#F3E3FB
oklch(93.6% 0.036 314.6)
-
Step 200
200
#EACDF9
oklch(88.6% 0.067 314.2)
-
Step 300
300
#DDA9F8
oklch(81% 0.121 313.7)
-
Step 400
400
#CB75F4
oklch(70.6% 0.195 313.7)
-
Step 500
500
#BD46EF
oklch(63% 0.249 313.8)
-
Step 600
600 (this color)
#A90DDD
oklch(55.5% 0.27 314)
-
Step 700
700
#9000BD
oklch(49.1% 0.243 314.1)
-
Step 800
800
#76069B
oklch(42.7% 0.207 314.1)
-
Step 900
900
#5F177C
oklch(37.7% 0.162 313.7)
-
Step 950
950
#381148
oklch(27% 0.102 314.3)
#A90DDD 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) | #0061E2 | 0.227 |
| Deuteranopia (no green cones) | #006BD9 | 0.232 |
| Tritanopia (no blue cones) | #A35082 | 0.175 |
| Achromatopsia (no color) | #686868 | 0.272 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A90DDD
#A90DDD
oklch(55.5% 0.27 314)
- #488600
#488600
oklch(55.6% 0.16 134.1)
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 #A90DDD, closest first.
No curated palette has a color within ΔE 0.04 of #A90DDD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vibrant Purple #AD03DE ΔE 0.008
- Dark Violet #9400D3 ΔE 0.046
- Dark Orchid #9932CC ΔE 0.046
- Bright Violet #AD0AFD ΔE 0.049
- Electric Purple #AA23FF ΔE 0.055
- Vivid Purple #9900FA ΔE 0.058
- Neon Purple #BC13FE ΔE 0.060
- Bright Purple #BE03FD ΔE 0.061
Use #A90DDD 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.