#AC166E
Closest named color: Red Violet (#9E0168). oklch(49.7% 0.194 351.8), rgb(172, 22, 110).
Aa
White text reads best on this color (6.78:1).
About this color
#AC166E is a medium-dark, vivid red. In OKLCH its lightness is 50%, its chroma 0.194 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Red Violet (#9E0168), ΔE 0.036 away. White text reads best on it, at 6.78:1.
| Hue family | Reds |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Red Violet (#9E0168) |
| Black text | 3.09:1 |
| White text | 6.78:1 |
Values
| HEX | #AC166E |
| RGB | rgb(172, 22, 110) |
| HSL | hsl(325, 77%, 38%) |
| OKLCH | oklch(49.7% 0.194 351.8) |
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 #AC166E | 6.78:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #AC166E | 3.09:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #AC166E text on white | 6.78:1 | AA | Lc 81.6 | Fine for body text |
| #AC166E text on black | 3.09:1 | AA large text | Lc -20.2 | 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 700.
-
Step 50
50
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EC
oklch(93.6% 0.027 350.9)
-
Step 200
200
#F6CCDD
oklch(88.6% 0.052 351.9)
-
Step 300
300
#F0A8C7
oklch(80.9% 0.093 351.9)
-
Step 400
400
#E576AB
oklch(70.7% 0.149 351.6)
-
Step 500
500
#DA4C96
oklch(63.1% 0.191 351.7)
-
Step 600
600
#C52480
oklch(55.5% 0.208 351.8)
-
Step 700
700 (this color)
#AC166E
oklch(49.7% 0.194 351.8)
-
Step 800
800
#8A1658
oklch(42.7% 0.16 352)
-
Step 900
900
#6F1C49
oklch(37.7% 0.125 351.5)
-
Step 950
950
#42122B
oklch(27.1% 0.08 351.5)
#AC166E 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) | #384A70 | 0.220 |
| Deuteranopia (no green cones) | #62646B | 0.192 |
| Tritanopia (no blue cones) | #BA0042 | 0.073 |
| Achromatopsia (no color) | #5B5B5B | 0.195 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC166E
#AC166E
oklch(49.7% 0.194 351.8)
- #00745C
#00745C
oklch(49.8% 0.097 171.8)
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 #AC166E, closest first.
No curated palette has a color within ΔE 0.04 of #AC166E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Violet #9E0168 ΔE 0.036
- Deep Magenta #A0025C ΔE 0.039
- Violet Red #A50055 ΔE 0.041
- Dark Fuchsia #9D0759 ΔE 0.045
- Raspberry #B00149 ΔE 0.057
- Medium Violet Red #C71585 ΔE 0.063
- Berry #990F4B ΔE 0.066
- Warm Purple #952E8F ΔE 0.071
Use #AC166E 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.