#A18BDA
Closest named color: Perrywinkle (#8F8CE7). oklch(68.7% 0.116 296), rgb(161, 139, 218).
Aa
Black text reads best on this color (7.22:1).
About this color
#A18BDA is a medium-light, moderately saturated purple. In OKLCH its lightness is 69%, its chroma 0.116 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.032 away. Black text reads best on it, at 7.22:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.116) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.22:1 |
| White text | 2.90:1 |
Values
| HEX | #A18BDA |
| RGB | rgb(161, 139, 218) |
| HSL | hsl(257, 52%, 70%) |
| OKLCH | oklch(68.7% 0.116 296) |
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 #A18BDA | 2.90:1 | Fails | Lc -60.7 | Content text, not long reading |
| Black text on #A18BDA | 7.22:1 | AAA | Lc 48.7 | Large or bold text, headings |
| #A18BDA text on white | 2.90:1 | Fails | Lc 55.4 | Large or bold text, headings |
| #A18BDA text on black | 7.22:1 | AAA | Lc -46.4 | 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
#EBE7F7
oklch(93.6% 0.022 297.4)
-
Step 200
200
#DBD4F1
oklch(88.4% 0.04 296.6)
-
Step 300
300
#C4B8EB
oklch(81% 0.072 295.5)
-
Step 400
400 (this color)
#A18BDA
oklch(68.7% 0.116 296)
-
Step 500
500
#9274D8
oklch(63.1% 0.148 295.7)
-
Step 600
600
#7D5AC5
oklch(55.5% 0.161 295.8)
-
Step 700
700
#6A49AA
oklch(49% 0.15 296.1)
-
Step 800
800
#563D8A
oklch(42.7% 0.123 295.7)
-
Step 900
900
#47356E
oklch(37.8% 0.095 296.1)
-
Step 950
950
#291F41
oklch(26.9% 0.062 295.5)
#A18BDA 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) | #7698DD | 0.063 |
| Deuteranopia (no green cones) | #7A96D8 | 0.058 |
| Tritanopia (no blue cones) | #9598A8 | 0.094 |
| Achromatopsia (no color) | #979797 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A18BDA
#A18BDA
oklch(68.7% 0.116 296)
- #97A349
#97A349
oklch(68.7% 0.116 115.9)
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 #A18BDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.032
- Pale Purple #B790D4 ΔE 0.039
- Wisteria #A87DC2 ΔE 0.044
- Periwinkle Blue #8F99FB ΔE 0.057
- Lavender Blue #8B88F8 ΔE 0.057
- Heather #A484AC ΔE 0.067
- Periwinkle #8E82FE ΔE 0.069
- Medium Purple #9370DB ΔE 0.074
Use #A18BDA 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.