#A181EB
Closest named color: Perrywinkle (#8F8CE7). oklch(67.8% 0.154 295.9), rgb(161, 129, 235).
Aa
Black text reads best on this color (6.85:1).
About this color
#A181EB is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.154 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.037 away. Black text reads best on it, at 6.85:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.85:1 |
| White text | 3.06:1 |
Values
| HEX | #A181EB |
| RGB | rgb(161, 129, 235) |
| HSL | hsl(258, 73%, 71%) |
| OKLCH | oklch(67.8% 0.154 295.9) |
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 #A181EB | 3.06:1 | AA large text | Lc -62.7 | Content text, not long reading |
| Black text on #A181EB | 6.85:1 | AA | Lc 46.7 | Large or bold text, headings |
| #A181EB text on white | 3.06:1 | AA large text | Lc 57.3 | Large or bold text, headings |
| #A181EB text on black | 6.85:1 | AA | Lc -44.4 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE6FB
oklch(93.5% 0.029 296.7)
-
Step 200
200
#DCD3F9
oklch(88.6% 0.053 296.2)
-
Step 300
300
#C6B4F8
oklch(80.9% 0.096 296.3)
-
Step 400
400 (this color)
#A181EB
oklch(67.8% 0.154 295.9)
-
Step 500
500
#9768F1
oklch(63.1% 0.198 296.1)
-
Step 600
600
#824ADF
oklch(55.5% 0.214 295.9)
-
Step 700
700
#6F3AC2
oklch(49.2% 0.199 296)
-
Step 800
800
#5A319D
oklch(42.7% 0.166 296)
-
Step 900
900
#492D7D
oklch(37.6% 0.13 295.6)
-
Step 950
950
#2B1C49
oklch(27.1% 0.081 296)
#A181EB 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) | #5F94EF | 0.092 |
| Deuteranopia (no green cones) | #6592E8 | 0.087 |
| Tritanopia (no blue cones) | #9195AB | 0.124 |
| Achromatopsia (no color) | #939393 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A181EB
#A181EB
oklch(67.8% 0.154 295.9)
- #94A203
#94A203
oklch(67.8% 0.154 115.8)
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 #A181EB, closest first.
No curated palette has a color within ΔE 0.04 of #A181EB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.037
- Lavender Blue #8B88F8 ΔE 0.038
- Periwinkle #8E82FE ΔE 0.040
- Medium Purple #9370DB ΔE 0.051
- Light Urple #B36FF6 ΔE 0.052
- Light Purple #BF77F6 ΔE 0.055
- Wisteria #A87DC2 ΔE 0.061
- Periwinkle Blue #8F99FB ΔE 0.062
Use #A181EB 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.