#AC78CA
Closest named color: Wisteria (#A87DC2). oklch(65.6% 0.13 312.3), rgb(172, 120, 202).
Aa
Black text reads best on this color (6.29:1).
About this color
#AC78CA is a medium-light, moderately saturated purple. In OKLCH its lightness is 66%, its chroma 0.130 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.020 away. Black text reads best on it, at 6.29:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.29:1 |
| White text | 3.33:1 |
Values
| HEX | #AC78CA |
| RGB | rgb(172, 120, 202) |
| HSL | hsl(278, 44%, 63%) |
| OKLCH | oklch(65.6% 0.13 312.3) |
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 #AC78CA | 3.33:1 | AA large text | Lc -66.1 | Content text, not long reading |
| Black text on #AC78CA | 6.29:1 | AA | Lc 43.4 | Non-text elements, placeholder text |
| #AC78CA text on white | 3.33:1 | AA large text | Lc 60.6 | Content text, not long reading |
| #AC78CA text on black | 6.29:1 | AA | Lc -41.1 | 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 500.
-
Step 50
50
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE7F3
oklch(93.7% 0.018 311.6)
-
Step 200
200
#E1D3EA
oklch(88.5% 0.035 312.4)
-
Step 300
300
#CFB5DF
oklch(80.9% 0.065 312.5)
-
Step 400
400
#B68ECE
oklch(70.7% 0.101 312.4)
-
Step 500
500 (this color)
#AC78CA
oklch(65.6% 0.13 312.3)
-
Step 600
600
#8F57AE
oklch(55.6% 0.142 312.3)
-
Step 700
700
#7A4796
oklch(49.2% 0.132 312.3)
-
Step 800
800
#633B79
oklch(42.8% 0.108 312.4)
-
Step 900
900
#513362
oklch(37.8% 0.085 312.3)
-
Step 950
950
#2F1E39
oklch(26.9% 0.053 312.1)
#AC78CA 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) | #688ACD | 0.103 |
| Deuteranopia (no green cones) | #758EC8 | 0.094 |
| Tritanopia (no blue cones) | #A98497 | 0.092 |
| Achromatopsia (no color) | #8D8D8D | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AC78CA
#AC78CA
oklch(65.6% 0.13 312.3)
- #72A149
#72A149
oklch(65.5% 0.129 132.3)
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 #AC78CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.020
- Soft Purple #A66FB5 ΔE 0.036
- Deep Lilac #966EBD ΔE 0.049
- Medium Purple #9370DB ΔE 0.056
- Heather #A484AC ΔE 0.063
- Pale Purple #B790D4 ΔE 0.063
- Dark Lilac #9C6DA5 ΔE 0.064
- Amethyst #9B5FC0 ΔE 0.069
Use #AC78CA 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.