#A181DD
Closest named color: Perrywinkle (#8F8CE7). oklch(67.1% 0.136 298.7), rgb(161, 129, 221).
Aa
Black text reads best on this color (6.69:1).
About this color
#A181DD is a medium-light, moderately saturated purple. In OKLCH its lightness is 67%, its chroma 0.136 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.036 away. Black text reads best on it, at 6.69:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.69:1 |
| White text | 3.13:1 |
Values
| HEX | #A181DD |
| RGB | rgb(161, 129, 221) |
| HSL | hsl(261, 58%, 69%) |
| OKLCH | oklch(67.1% 0.136 298.7) |
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 #A181DD | 3.13:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #A181DD | 6.69:1 | AA | Lc 45.8 | Large or bold text, headings |
| #A181DD text on white | 3.13:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #A181DD text on black | 6.69:1 | AA | Lc -43.5 | Non-text elements, placeholder text |
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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F9
oklch(93.7% 0.025 298.6)
-
Step 200
200
#DDD3F5
oklch(88.5% 0.047 298.9)
-
Step 300
300
#C7B5F1
oklch(80.9% 0.085 298.2)
-
Step 400
400 (this color)
#A181DD
oklch(67.1% 0.136 298.7)
-
Step 500
500
#996CE2
oklch(63% 0.174 298.9)
-
Step 600
600
#8451D0
oklch(55.6% 0.188 298.6)
-
Step 700
700
#7040B4
oklch(49% 0.176 298.7)
-
Step 800
800
#5B3692
oklch(42.7% 0.145 298.6)
-
Step 900
900
#4B3074
oklch(37.7% 0.113 299.2)
-
Step 950
950
#2C1D44
oklch(27.1% 0.071 299.4)
#A181DD 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) | #6891E0 | 0.082 |
| Deuteranopia (no green cones) | #6E91DB | 0.078 |
| Tritanopia (no blue cones) | #9591A4 | 0.108 |
| Achromatopsia (no color) | #919191 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A181DD
#A181DD
oklch(67.1% 0.136 298.7)
- #8DA031
#8DA031
oklch(66.9% 0.136 118.6)
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 #A181DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.036
- Wisteria #A87DC2 ΔE 0.041
- Medium Purple #9370DB ΔE 0.049
- Lavender Blue #8B88F8 ΔE 0.050
- Periwinkle #8E82FE ΔE 0.056
- Pale Purple #B790D4 ΔE 0.058
- Deep Lilac #966EBD ΔE 0.064
- Light Urple #B36FF6 ΔE 0.065
Use #A181DD 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.