#AC99DD
Closest named color: Pale Purple (#B790D4). oklch(72.5% 0.099 296.7), rgb(172, 153, 221).
Aa
Black text reads best on this color (8.35:1).
About this color
#AC99DD is a medium-light, moderately saturated purple. In OKLCH its lightness is 72%, its chroma 0.099 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Purple (#B790D4), ΔE 0.027 away. Black text reads best on it, at 8.35:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Pale Purple (#B790D4) |
| Black text | 8.35:1 |
| White text | 2.51:1 |
Values
| HEX | #AC99DD |
| RGB | rgb(172, 153, 221) |
| HSL | hsl(257, 50%, 73%) |
| OKLCH | oklch(72.5% 0.099 296.7) |
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 #AC99DD | 2.51:1 | Fails | Lc -54.4 | Large or bold text, headings |
| Black text on #AC99DD | 8.35:1 | AAA | Lc 54.7 | Large or bold text, headings |
| #AC99DD text on white | 2.51:1 | Fails | Lc 49.3 | Large or bold text, headings |
| #AC99DD text on black | 8.35:1 | AAA | Lc -52.7 | 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
#EBE8F5
oklch(93.7% 0.018 296.6)
-
Step 200
200
#DBD5EE
oklch(88.5% 0.035 296.7)
-
Step 300
300
#C4B9E5
oklch(80.9% 0.062 296.4)
-
Step 400
400 (this color)
#AC99DD
oklch(72.5% 0.099 296.7)
-
Step 500
500
#9278CC
oklch(63.2% 0.125 296.9)
-
Step 600
600
#7C5FB9
oklch(55.6% 0.137 296.5)
-
Step 700
700
#694EA0
oklch(49.1% 0.128 296.6)
-
Step 800
800
#554081
oklch(42.6% 0.106 296.5)
-
Step 900
900
#463768
oklch(37.7% 0.083 296.3)
-
Step 950
950
#29213D
oklch(27.1% 0.052 295.9)
#AC99DD 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) | #89A4E0 | 0.052 |
| Deuteranopia (no green cones) | #8CA3DB | 0.049 |
| Tritanopia (no blue cones) | #A3A4B1 | 0.081 |
| Achromatopsia (no color) | #A3A3A3 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC99DD
#AC99DD
oklch(72.5% 0.099 296.7)
- #A2AE64
#A2AE64
oklch(72.4% 0.099 116.5)
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 #AC99DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Purple #B790D4 ΔE 0.027
- Periwinkle Blue #8F99FB ΔE 0.059
- Baby Purple #CA9BF7 ΔE 0.060
- Perrywinkle #8F8CE7 ΔE 0.061
- Pastel Purple #CAA0FF ΔE 0.069
- Liliac #C48EFD ΔE 0.069
- Lilac #CEA2FD ΔE 0.072
- Wisteria #A87DC2 ΔE 0.074
Use #AC99DD 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.