#A18CD9
Closest named color: Perrywinkle (#8F8CE7). oklch(68.9% 0.113 295.8), rgb(161, 140, 217).
Aa
Black text reads best on this color (7.26:1).
About this color
#A18CD9 is a medium-light, moderately saturated purple. In OKLCH its lightness is 69%, its chroma 0.113 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.033 away. Black text reads best on it, at 7.26:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.26:1 |
| White text | 2.88:1 |
Values
| HEX | #A18CD9 |
| RGB | rgb(161, 140, 217) |
| HSL | hsl(256, 50%, 70%) |
| OKLCH | oklch(68.9% 0.113 295.8) |
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 #A18CD9 | 2.88:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #A18CD9 | 7.26:1 | AAA | Lc 48.9 | Large or bold text, headings |
| #A18CD9 text on white | 2.88:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #A18CD9 text on black | 7.26:1 | AAA | Lc -46.7 | 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
#F6F4FB
oklch(97.1% 0.009 299.2)
-
Step 100
100
#EBE7F6
oklch(93.5% 0.021 298.2)
-
Step 200
200
#DBD4F1
oklch(88.4% 0.04 296.6)
-
Step 300
300
#C4B8EA
oklch(80.9% 0.071 295.8)
-
Step 400
400 (this color)
#A18CD9
oklch(68.9% 0.113 295.8)
-
Step 500
500
#9275D6
oklch(63.2% 0.144 295.8)
-
Step 600
600
#7D5BC3
oklch(55.6% 0.157 296)
-
Step 700
700
#694AA9
oklch(49% 0.147 295.5)
-
Step 800
800
#563D89
oklch(42.7% 0.122 296)
-
Step 900
900
#47356D
oklch(37.7% 0.094 296.4)
-
Step 950
950
#292040
oklch(27.1% 0.059 295.2)
#A18CD9 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) | #7898DC | 0.060 |
| Deuteranopia (no green cones) | #7B97D7 | 0.057 |
| Tritanopia (no blue cones) | #9699A8 | 0.092 |
| Achromatopsia (no color) | #989898 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A18CD9
#A18CD9
oklch(68.9% 0.113 295.8)
- #98A34C
#98A34C
oklch(68.8% 0.113 115.4)
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 #A18CD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.033
- Pale Purple #B790D4 ΔE 0.038
- Wisteria #A87DC2 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.059
- Heather #A484AC ΔE 0.065
- Periwinkle #8E82FE ΔE 0.072
- Dusty Lavender #AC86A8 ΔE 0.072
Use #A18CD9 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.