#AC4EC1
Closest named color: Medium Orchid (#BA55D3). oklch(58.9% 0.189 320), rgb(172, 78, 193).
Aa
Black text reads best on this color (4.61:1).
About this color
#AC4EC1 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.189 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Orchid (#BA55D3), ΔE 0.039 away. Black text reads best on it, at 4.61:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.189) |
| Temperature | in between |
| Nearest name | Medium Orchid (#BA55D3) |
| Black text | 4.61:1 |
| White text | 4.55:1 |
Values
| HEX | #AC4EC1 |
| RGB | rgb(172, 78, 193) |
| HSL | hsl(289, 48%, 53%) |
| OKLCH | oklch(58.9% 0.189 320) |
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 #AC4EC1 | 4.55:1 | AA | Lc -76.5 | Fine for body text |
| Black text on #AC4EC1 | 4.61:1 | AA | Lc 33.1 | Non-text elements, placeholder text |
| #AC4EC1 text on white | 4.55:1 | AA | Lc 71.0 | Content text, not long reading |
| #AC4EC1 text on black | 4.61:1 | AA | Lc -30.7 | 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
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F1E5F4
oklch(93.6% 0.024 319.5)
-
Step 200
200
#E8D0ED
oklch(88.6% 0.047 320.4)
-
Step 300
300
#D9AFE3
oklch(80.8% 0.085 319.7)
-
Step 400
400
#C683D5
oklch(70.7% 0.136 320.1)
-
Step 500
500
#B661CA
oklch(63.2% 0.173 319.7)
-
Step 600
600 (this color)
#AC4EC1
oklch(58.9% 0.189 320)
-
Step 700
700
#8A349D
oklch(49.1% 0.176 319.9)
-
Step 800
800
#702C7F
oklch(42.6% 0.146 320)
-
Step 900
900
#5B2966
oklch(37.7% 0.114 320.1)
-
Step 950
950
#35193C
oklch(27% 0.072 319.3)
#AC4EC1 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) | #346FC5 | 0.181 |
| Deuteranopia (no green cones) | #5779BE | 0.158 |
| Tritanopia (no blue cones) | #AD6080 | 0.118 |
| Achromatopsia (no color) | #767676 | 0.190 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC4EC1
#AC4EC1
oklch(58.9% 0.189 320)
- #2D9601
#2D9601
oklch(59% 0.189 140)
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 #AC4EC1, closest first.
No curated palette has a color within ΔE 0.04 of #AC4EC1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Orchid #BA55D3 ΔE 0.039
- Amethyst #9B5FC0 ΔE 0.044
- Purply #983FB2 ΔE 0.054
- Pinky Purple #C94CBE ΔE 0.055
- Purpley Pink #C83CB9 ΔE 0.057
- Deep Lavender #8D5EB7 ΔE 0.064
- Dark Orchid #9932CC ΔE 0.068
- Deep Lilac #966EBD ΔE 0.078
Use #AC4EC1 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.