#A18EF3
Closest named color: Perrywinkle (#8F8CE7). oklch(70.5% 0.145 290.8), rgb(161, 142, 243).
Aa
Black text reads best on this color (7.67:1).
About this color
#A18EF3 is a medium-light, vivid purple. In OKLCH its lightness is 71%, its chroma 0.145 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.032 away. Black text reads best on it, at 7.67:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #A18EF3 |
| RGB | rgb(161, 142, 243) |
| HSL | hsl(251, 81%, 75%) |
| OKLCH | oklch(70.5% 0.145 290.8) |
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 #A18EF3 | 2.73:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #A18EF3 | 7.67:1 | AAA | Lc 51.2 | Large or bold text, headings |
| #A18EF3 text on white | 2.73:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #A18EF3 text on black | 7.67:1 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E9E7FB
oklch(93.5% 0.027 290.5)
-
Step 200
200
#D8D4F9
oklch(88.5% 0.051 290.3)
-
Step 300
300
#C0B7F7
oklch(80.9% 0.09 290.7)
-
Step 400
400 (this color)
#A18EF3
oklch(70.5% 0.145 290.8)
-
Step 500
500
#8D6FEF
oklch(63.2% 0.185 291)
-
Step 600
600
#7852DD
oklch(55.5% 0.202 290.9)
-
Step 700
700
#6542C0
oklch(49.1% 0.187 290.6)
-
Step 800
800
#52379B
oklch(42.6% 0.155 290.7)
-
Step 900
900
#44317C
oklch(37.7% 0.122 291.1)
-
Step 950
950
#271E48
oklch(27% 0.075 290.3)
#A18EF3 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) | #6E9EF7 | 0.072 |
| Deuteranopia (no green cones) | #6F9AF1 | 0.069 |
| Tritanopia (no blue cones) | #8DA1B5 | 0.121 |
| Achromatopsia (no color) | #9C9C9C | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A18EF3
#A18EF3
oklch(70.5% 0.145 290.8)
- #A5A822
#A5A822
oklch(70.7% 0.146 111)
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 #A18EF3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.032
- Periwinkle Blue #8F99FB ΔE 0.035
- Lavender Blue #8B88F8 ΔE 0.038
- Periwinkle #8E82FE ΔE 0.048
- Liliac #C48EFD ΔE 0.056
- Pale Purple #B790D4 ΔE 0.058
- Light Purple #BF77F6 ΔE 0.068
- Baby Purple #CA9BF7 ΔE 0.074
Use #A18EF3 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.