#A18FFB
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.2% 0.154 289.5), rgb(161, 143, 251).
Aa
Black text reads best on this color (7.83:1).
About this color
#A18FFB is a medium-light, vivid purple. In OKLCH its lightness is 71%, its chroma 0.154 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.033 away. Black text reads best on it, at 7.83:1.
| Hue family | Purples |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.83:1 |
| White text | 2.67:1 |
Values
| HEX | #A18FFB |
| RGB | rgb(161, 143, 251) |
| HSL | hsl(250, 93%, 77%) |
| OKLCH | oklch(71.2% 0.154 289.5) |
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 #A18FFB | 2.67:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #A18FFB | 7.83:1 | AAA | Lc 52.1 | Large or bold text, headings |
| #A18FFB text on white | 2.67:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #A18FFB text on black | 7.83:1 | AAA | Lc -50.0 | 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
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FB
oklch(88.5% 0.053 290)
-
Step 300
300
#BFB6FB
oklch(80.8% 0.097 290)
-
Step 400
400 (this color)
#A18FFB
oklch(71.2% 0.154 289.5)
-
Step 500
500
#8B6DF6
oklch(63.2% 0.196 289.7)
-
Step 600
600
#764FE5
oklch(55.5% 0.215 289.4)
-
Step 700
700
#643FC7
oklch(49.1% 0.199 289.5)
-
Step 800
800
#5135A1
oklch(42.7% 0.165 289.4)
-
Step 900
900
#433080
oklch(37.8% 0.129 289.7)
-
Step 950
950
#271D4B
oklch(27% 0.082 289.8)
#A18FFB 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) | #6BA0FF | 0.074 |
| Deuteranopia (no green cones) | #6B9CF8 | 0.073 |
| Tritanopia (no blue cones) | #8AA4B9 | 0.129 |
| Achromatopsia (no color) | #9E9E9E | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A18FFB
#A18FFB
oklch(71.2% 0.154 289.5)
- #A9A902
#A9A902
oklch(71.1% 0.155 109.8)
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 #A18FFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.033
- Lavender Blue #8B88F8 ΔE 0.038
- Perrywinkle #8F8CE7 ΔE 0.040
- Periwinkle #8E82FE ΔE 0.046
- Liliac #C48EFD ΔE 0.054
- Pale Purple #B790D4 ΔE 0.067
- Light Purple #BF77F6 ΔE 0.068
- Baby Purple #CA9BF7 ΔE 0.073
Use #A18FFB 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.