#AA78DC
Closest named color: Wisteria (#A87DC2). oklch(66.3% 0.151 305.7), rgb(170, 120, 220).
Aa
Black text reads best on this color (6.42:1).
About this color
#AA78DC is a medium-light, vivid purple. In OKLCH its lightness is 66%, its chroma 0.151 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.044 away. Black text reads best on it, at 6.42:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.42:1 |
| White text | 3.26:1 |
Values
| HEX | #AA78DC |
| RGB | rgb(170, 120, 220) |
| HSL | hsl(270, 59%, 67%) |
| OKLCH | oklch(66.3% 0.151 305.7) |
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 #AA78DC | 3.26:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #AA78DC | 6.42:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #AA78DC text on white | 3.26:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #AA78DC text on black | 6.42:1 | AA | Lc -41.9 | 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
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EDE6F6
oklch(93.5% 0.023 305.6)
-
Step 200
200
#E0D3EF
oklch(88.6% 0.04 306.5)
-
Step 300
300
#CCB5E7
oklch(80.9% 0.073 305.7)
-
Step 400
400
#B38DDB
oklch(70.8% 0.118 306)
-
Step 500
500 (this color)
#AA78DC
oklch(66.3% 0.151 305.7)
-
Step 600
600
#8B54BE
oklch(55.6% 0.164 305.7)
-
Step 700
700
#7644A4
oklch(49.1% 0.152 305.5)
-
Step 800
800
#603885
oklch(42.6% 0.127 305.7)
-
Step 900
900
#4E316B
oklch(37.6% 0.1 305.2)
-
Step 950
950
#2E1D3E
oklch(26.9% 0.063 306.4)
#AA78DC 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) | #5E8DE0 | 0.111 |
| Deuteranopia (no green cones) | #6B8FD9 | 0.102 |
| Tritanopia (no blue cones) | #A289A0 | 0.112 |
| Achromatopsia (no color) | #8E8E8E | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA78DC
#AA78DC
oklch(66.3% 0.151 305.7)
- #7DA329
#7DA329
oklch(66.4% 0.152 125.7)
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 #AA78DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.044
- Medium Purple #9370DB ΔE 0.044
- Light Urple #B36FF6 ΔE 0.048
- Light Purple #BF77F6 ΔE 0.052
- Soft Purple #A66FB5 ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.060
- Deep Lilac #966EBD ΔE 0.060
- Easter Purple #C071FE ΔE 0.065
Use #AA78DC 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.