#A181FA
Closest named color: Periwinkle (#8E82FE). oklch(68.7% 0.174 293.5), rgb(161, 129, 250).
Aa
Black text reads best on this color (7.03:1).
About this color
#A181FA is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.174 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.029 away. Black text reads best on it, at 7.03:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 7.03:1 |
| White text | 2.98:1 |
Values
| HEX | #A181FA |
| RGB | rgb(161, 129, 250) |
| HSL | hsl(256, 92%, 74%) |
| OKLCH | oklch(68.7% 0.174 293.5) |
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 #A181FA | 2.98:1 | Fails | Lc -61.6 | Content text, not long reading |
| Black text on #A181FA | 7.03:1 | AAA | Lc 47.8 | Large or bold text, headings |
| #A181FA text on white | 2.98:1 | Fails | Lc 56.3 | Large or bold text, headings |
| #A181FA text on black | 7.03:1 | AAA | Lc -45.5 | 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
#F6F4FF
oklch(97.2% 0.015 294.5)
-
Step 100
100
#EAE6FE
oklch(93.5% 0.032 293.4)
-
Step 200
200
#DAD2FE
oklch(88.4% 0.061 293.5)
-
Step 300
300
#C3B4FF
oklch(80.9% 0.105 293.1)
-
Step 400
400 (this color)
#A181FA
oklch(68.7% 0.174 293.5)
-
Step 500
500
#9463FF
oklch(63.1% 0.221 293.5)
-
Step 600
600
#8042EF
oklch(55.6% 0.241 293.3)
-
Step 700
700
#6D31D0
oklch(49.1% 0.224 293.5)
-
Step 800
800
#582BA8
oklch(42.6% 0.186 293.3)
-
Step 900
900
#482A85
oklch(37.7% 0.144 293.4)
-
Step 950
950
#2A1A4E
oklch(27% 0.091 293.5)
#A181FA 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) | #5497FE | 0.102 |
| Deuteranopia (no green cones) | #5A93F7 | 0.096 |
| Tritanopia (no blue cones) | #8B99B2 | 0.141 |
| Achromatopsia (no color) | #959595 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A181FA
#A181FA
oklch(68.7% 0.174 293.5)
- #9BA300
#9BA300
oklch(68.6% 0.153 113.2)
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 #A181FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.029
- Lavender Blue #8B88F8 ΔE 0.035
- Light Urple #B36FF6 ΔE 0.046
- Perrywinkle #8F8CE7 ΔE 0.049
- Light Purple #BF77F6 ΔE 0.051
- Easter Purple #C071FE ΔE 0.059
- Periwinkle Blue #8F99FB ΔE 0.061
- Medium Purple #9370DB ΔE 0.062
Use #A181FA 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.