#AC4DB8
Closest named color: Amethyst (#9B5FC0). oklch(58.3% 0.182 323), rgb(172, 77, 184).
Aa
White text reads best on this color (4.65:1).
About this color
#AC4DB8 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.182 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.046 away. White text reads best on it, at 4.65:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.50:1 |
| White text | 4.65:1 |
Values
| HEX | #AC4DB8 |
| RGB | rgb(172, 77, 184) |
| HSL | hsl(293, 43%, 51%) |
| OKLCH | oklch(58.3% 0.182 323) |
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 #AC4DB8 | 4.65:1 | AA | Lc -77.2 | Fine for body text |
| Black text on #AC4DB8 | 4.50:1 | AA | Lc 32.3 | Non-text elements, placeholder text |
| #AC4DB8 text on white | 4.65:1 | AA | Lc 71.8 | Content text, not long reading |
| #AC4DB8 text on black | 4.50:1 | AA | Lc -29.9 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E8D0EB
oklch(88.5% 0.045 322.5)
-
Step 300
300
#DBAFE0
oklch(80.9% 0.083 322.9)
-
Step 400
400
#C783D0
oklch(70.6% 0.132 322.7)
-
Step 500
500
#B861C3
oklch(63% 0.168 323)
-
Step 600
600 (this color)
#AC4DB8
oklch(58.3% 0.182 323)
-
Step 700
700
#8C3597
oklch(49.1% 0.17 323)
-
Step 800
800
#722D7A
oklch(42.7% 0.14 323.4)
-
Step 900
900
#5C2A62
oklch(37.7% 0.108 323.2)
-
Step 950
950
#36193A
oklch(27% 0.07 322.6)
#AC4DB8 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) | #3A6DBB | 0.179 |
| Deuteranopia (no green cones) | #5C78B5 | 0.155 |
| Tritanopia (no blue cones) | #AF5C7B | 0.109 |
| Achromatopsia (no color) | #747474 | 0.183 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC4DB8
#AC4DB8
oklch(58.3% 0.182 323)
- #1D9420
#1D9420
oklch(58.2% 0.181 143)
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 #AC4DB8, closest first.
No curated palette has a color within ΔE 0.04 of #AC4DB8.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.046
- Medium Orchid #BA55D3 ΔE 0.049
- Purply #983FB2 ΔE 0.050
- Pinky Purple #C94CBE ΔE 0.055
- Purpley Pink #C83CB9 ΔE 0.055
- Deep Lavender #8D5EB7 ΔE 0.063
- Dark Orchid #9932CC ΔE 0.074
- Soft Purple #A66FB5 ΔE 0.077
Use #AC4DB8 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.