#A18EFF
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.2% 0.161 289.4), rgb(161, 142, 255).
Aa
Black text reads best on this color (7.82:1).
About this color
#A18EFF is a medium-light, vivid purple. In OKLCH its lightness is 71%, its chroma 0.161 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.036 away. Black text reads best on it, at 7.82:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.82:1 |
| White text | 2.68:1 |
Values
| HEX | #A18EFF |
| RGB | rgb(161, 142, 255) |
| HSL | hsl(250, 100%, 78%) |
| OKLCH | oklch(71.2% 0.161 289.4) |
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 #A18EFF | 2.68:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #A18EFF | 7.82:1 | AAA | Lc 52.1 | Large or bold text, headings |
| #A18EFF text on white | 2.68:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #A18EFF text on black | 7.82:1 | AAA | Lc -49.9 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FD
oklch(93.6% 0.03 290)
-
Step 200
200
#D7D4FD
oklch(88.5% 0.056 288.5)
-
Step 300
300
#BFB6FE
oklch(80.9% 0.101 289.7)
-
Step 400
400 (this color)
#A18EFF
oklch(71.2% 0.161 289.4)
-
Step 500
500
#8B6BFB
oklch(63.2% 0.205 289.4)
-
Step 600
600
#774CEA
oklch(55.6% 0.224 289.5)
-
Step 700
700
#643CCC
oklch(49.1% 0.208 289.1)
-
Step 800
800
#5133A5
oklch(42.7% 0.173 289)
-
Step 900
900
#432F82
oklch(37.7% 0.133 289.6)
-
Step 950
950
#271C4C
oklch(26.9% 0.085 290)
#A18EFF 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) | #66A0FF | 0.081 |
| Deuteranopia (no green cones) | #679BFC | 0.077 |
| Tritanopia (no blue cones) | #88A4BA | 0.135 |
| Achromatopsia (no color) | #9E9E9E | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A18EFF
#A18EFF
oklch(71.2% 0.161 289.4)
- #AAA900
#AAA900
oklch(71.2% 0.155 109.3)
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 #A18EFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.036
- Lavender Blue #8B88F8 ΔE 0.038
- Periwinkle #8E82FE ΔE 0.043
- Perrywinkle #8F8CE7 ΔE 0.045
- Liliac #C48EFD ΔE 0.054
- Light Purple #BF77F6 ΔE 0.066
- Light Urple #B36FF6 ΔE 0.072
- Pale Purple #B790D4 ΔE 0.073
Use #A18EFF 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.