#A78DEB
Closest named color: Perrywinkle (#8F8CE7). oklch(70.5% 0.136 295.4), rgb(167, 141, 235).
Aa
Black text reads best on this color (7.65:1).
About this color
#A78DEB is a medium-light, moderately saturated purple. In OKLCH its lightness is 70%, its chroma 0.136 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.036 away. Black text reads best on it, at 7.65:1.
| Hue family | Purples |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.65:1 |
| White text | 2.74:1 |
Values
| HEX | #A78DEB |
| RGB | rgb(167, 141, 235) |
| HSL | hsl(257, 70%, 74%) |
| OKLCH | oklch(70.5% 0.136 295.4) |
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 #A78DEB | 2.74:1 | Fails | Lc -58.2 | Large or bold text, headings |
| Black text on #A78DEB | 7.65:1 | AAA | Lc 51.1 | Large or bold text, headings |
| #A78DEB text on white | 2.74:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #A78DEB text on black | 7.65:1 | AAA | Lc -48.9 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DBD3F6
oklch(88.4% 0.048 295.9)
-
Step 300
300
#C4B6F2
oklch(80.9% 0.085 295.1)
-
Step 400
400 (this color)
#A78DEB
oklch(70.5% 0.136 295.4)
-
Step 500
500
#946EE6
oklch(63.1% 0.175 295.6)
-
Step 600
600
#7F53D4
oklch(55.6% 0.19 295.3)
-
Step 700
700
#6C42B7
oklch(49.1% 0.176 295.7)
-
Step 800
800
#573894
oklch(42.7% 0.145 295.1)
-
Step 900
900
#483176
oklch(37.7% 0.114 295.8)
-
Step 950
950
#2A1D45
oklch(26.9% 0.073 296.2)
#A78DEB 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) | #729DEF | 0.076 |
| Deuteranopia (no green cones) | #769BE9 | 0.072 |
| Tritanopia (no blue cones) | #989EB1 | 0.111 |
| Achromatopsia (no color) | #9C9C9C | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A78DEB
#A78DEB
oklch(70.5% 0.136 295.4)
- #9DA938
#9DA938
oklch(70.4% 0.136 115.2)
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 #A78DEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.036
- Pale Purple #B790D4 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.045
- Lavender Blue #8B88F8 ΔE 0.049
- Liliac #C48EFD ΔE 0.053
- Periwinkle #8E82FE ΔE 0.059
- Wisteria #A87DC2 ΔE 0.065
- Light Purple #BF77F6 ΔE 0.065
Use #A78DEB 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.