#AC91CF
Closest named color: Pale Purple (#B790D4). oklch(70.3% 0.093 304), rgb(172, 145, 207).
Aa
Black text reads best on this color (7.70:1).
About this color
#AC91CF is a medium-light, moderately saturated purple. In OKLCH its lightness is 70%, its chroma 0.093 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Purple (#B790D4), ΔE 0.019 away. Black text reads best on it, at 7.70:1.
| Hue family | Purples |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Pale Purple (#B790D4) |
| Black text | 7.70:1 |
| White text | 2.72:1 |
Values
| HEX | #AC91CF |
| RGB | rgb(172, 145, 207) |
| HSL | hsl(266, 39%, 69%) |
| OKLCH | oklch(70.3% 0.093 304) |
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 #AC91CF | 2.72:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #AC91CF | 7.70:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #AC91CF text on white | 2.72:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #AC91CF text on black | 7.70:1 | AAA | Lc -49.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#ECE7F3
oklch(93.5% 0.017 304.8)
-
Step 200
200
#DDD4EB
oklch(88.4% 0.033 303.4)
-
Step 300
300
#C9B8E0
oklch(81% 0.058 304.4)
-
Step 400
400 (this color)
#AC91CF
oklch(70.3% 0.093 304)
-
Step 500
500
#9976C4
oklch(63.1% 0.12 303.8)
-
Step 600
600
#845EB0
oklch(55.7% 0.128 303.9)
-
Step 700
700
#704D98
oklch(49.2% 0.121 303.8)
-
Step 800
800
#5B3F7B
oklch(42.7% 0.1 304)
-
Step 900
900
#4B3663
oklch(37.7% 0.078 304.4)
-
Step 950
950
#2C203A
oklch(27% 0.049 304.5)
#AC91CF 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) | #859CD2 | 0.058 |
| Deuteranopia (no green cones) | #8A9DCD | 0.055 |
| Tritanopia (no blue cones) | #A79AA7 | 0.072 |
| Achromatopsia (no color) | #9D9D9D | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC91CF
#AC91CF
oklch(70.3% 0.093 304)
- #93AA68
#93AA68
oklch(70.4% 0.094 124.4)
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 #AC91CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Purple #B790D4 ΔE 0.019
- Wisteria #A87DC2 ΔE 0.051
- Heather #A484AC ΔE 0.057
- Dusty Lavender #AC86A8 ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.060
- Periwinkle Blue #8F99FB ΔE 0.073
- Cool Gray #8D99AE ΔE 0.076
- Light Mauve #C292A1 ΔE 0.076
Use #AC91CF 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.