#A028DD
Closest named color: Dark Orchid (#9932CC). oklch(55.5% 0.253 310.3), rgb(160, 40, 221).
Aa
White text reads best on this color (5.46:1).
About this color
#A028DD is a medium-dark, vivid purple. In OKLCH its lightness is 56%, its chroma 0.253 and its hue 310°. 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 5.46:1.
| Hue family | Purples |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.253) |
| Temperature | in between |
| Nearest name | Dark Orchid (#9932CC) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #A028DD |
| RGB | rgb(160, 40, 221) |
| HSL | hsl(280, 73%, 51%) |
| OKLCH | oklch(55.5% 0.253 310.3) |
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 #A028DD | 5.46:1 | AA | Lc -81.2 | Fine for body text |
| Black text on #A028DD | 3.84:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #A028DD text on white | 5.46:1 | AA | Lc 75.8 | Fine for body text |
| #A028DD text on black | 3.84:1 | AA large text | Lc -25.9 | 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
#F9F3FD
oklch(97.2% 0.015 312.2)
-
Step 100
100
#F1E4FB
oklch(93.6% 0.034 310.7)
-
Step 200
200
#E6CEF9
oklch(88.5% 0.063 310.1)
-
Step 300
300
#D7ACF8
oklch(80.9% 0.114 309.8)
-
Step 400
400
#C47BF4
oklch(70.8% 0.183 310.4)
-
Step 500
500
#B451EF
oklch(63.1% 0.233 310.1)
-
Step 600
600 (this color)
#A028DD
oklch(55.5% 0.253 310.3)
-
Step 700
700
#8916C0
oklch(49.1% 0.235 310.2)
-
Step 800
800
#6F199B
oklch(42.6% 0.194 310.2)
-
Step 900
900
#5A1F7C
oklch(37.8% 0.152 310)
-
Step 950
950
#351448
oklch(27% 0.096 310.8)
#A028DD 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) | #0064E2 | 0.204 |
| Deuteranopia (no green cones) | #006BD9 | 0.209 |
| Tritanopia (no blue cones) | #975985 | 0.171 |
| Achromatopsia (no color) | #696969 | 0.255 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A028DD
#A028DD
oklch(55.5% 0.253 310.3)
- #548300
#548300
oklch(55.5% 0.15 130.2)
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 #A028DD, closest first.
No curated palette has a color within ΔE 0.04 of #A028DD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Orchid #9932CC ΔE 0.030
- Vibrant Purple #AD03DE ΔE 0.031
- Dark Violet #9400D3 ΔE 0.041
- Blue Violet #8A2BE2 ΔE 0.045
- Vivid Purple #9900FA ΔE 0.052
- Bright Violet #AD0AFD ΔE 0.053
- Electric Purple #AA23FF ΔE 0.053
- Neon Purple #BC13FE ΔE 0.070
Use #A028DD 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.