#AC4FB4
Closest named color: Amethyst (#9B5FC0). oklch(58.3% 0.175 324.4), rgb(172, 79, 180).
Aa
White text reads best on this color (4.63:1).
About this color
#AC4FB4 is a medium-dark, vivid purple. In OKLCH its lightness is 58%, its chroma 0.175 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.045 away. White text reads best on it, at 4.63:1.
| Hue family | Purples |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.175) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.53:1 |
| White text | 4.63:1 |
Values
| HEX | #AC4FB4 |
| RGB | rgb(172, 79, 180) |
| HSL | hsl(295, 40%, 51%) |
| OKLCH | oklch(58.3% 0.175 324.4) |
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 #AC4FB4 | 4.63:1 | AA | Lc -77.1 | Fine for body text |
| Black text on #AC4FB4 | 4.53:1 | AA | Lc 32.4 | Non-text elements, placeholder text |
| #AC4FB4 text on white | 4.63:1 | AA | Lc 71.6 | Content text, not long reading |
| #AC4FB4 text on black | 4.53:1 | AA | Lc -30.0 | 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 600.
-
Step 50
50
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F2E5F3
oklch(93.6% 0.023 323.6)
-
Step 200
200
#E8D0EA
oklch(88.5% 0.044 323.6)
-
Step 300
300
#DBB0DD
oklch(81% 0.078 324.8)
-
Step 400
400
#C784CC
oklch(70.6% 0.126 324.4)
-
Step 500
500
#B863BF
oklch(63.1% 0.16 324.4)
-
Step 600
600 (this color)
#AC4FB4
oklch(58.3% 0.175 324.4)
-
Step 700
700
#8C3793
oklch(49.1% 0.163 324.6)
-
Step 800
800
#712F77
oklch(42.7% 0.134 324.3)
-
Step 900
900
#5C2B60
oklch(37.8% 0.104 324.5)
-
Step 950
950
#361A38
oklch(27.1% 0.065 324.7)
#AC4FB4 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) | #406DB7 | 0.172 |
| Deuteranopia (no green cones) | #5F79B1 | 0.151 |
| Tritanopia (no blue cones) | #AF5C7A | 0.103 |
| Achromatopsia (no color) | #757575 | 0.176 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC4FB4
#AC4FB4
oklch(58.3% 0.175 324.4)
- #1C942B
#1C942B
oklch(58.3% 0.175 144.4)
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 #AC4FB4, closest first.
No curated palette has a color within ΔE 0.04 of #AC4FB4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.045
- Purply #983FB2 ΔE 0.053
- Medium Orchid #BA55D3 ΔE 0.053
- Pinky Purple #C94CBE ΔE 0.055
- Purpley Pink #C83CB9 ΔE 0.057
- Deep Lavender #8D5EB7 ΔE 0.061
- Soft Purple #A66FB5 ΔE 0.072
- Deep Lilac #966EBD ΔE 0.074
Use #AC4FB4 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.