#A180FF
Closest named color: Periwinkle (#8E82FE). oklch(68.8% 0.182 293), rgb(161, 128, 255).
Aa
Black text reads best on this color (7.04:1).
About this color
#A180FF is a medium-light, vivid purple. In OKLCH its lightness is 69%, its chroma 0.182 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.028 away. Black text reads best on it, at 7.04:1.
| Hue family | Purples |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.182) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 7.04:1 |
| White text | 2.97:1 |
Values
| HEX | #A180FF |
| RGB | rgb(161, 128, 255) |
| HSL | hsl(256, 100%, 75%) |
| OKLCH | oklch(68.8% 0.182 293) |
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 #A180FF | 2.97:1 | Fails | Lc -61.5 | Content text, not long reading |
| Black text on #A180FF | 7.04:1 | AAA | Lc 47.9 | Large or bold text, headings |
| #A180FF text on white | 2.97:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #A180FF text on black | 7.04:1 | AAA | Lc -45.6 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#DAD2FF
oklch(88.5% 0.062 293.2)
-
Step 300
300
#C3B4FF
oklch(80.9% 0.105 293.1)
-
Step 400
400 (this color)
#A180FF
oklch(68.8% 0.182 293)
-
Step 500
500
#9364FF
oklch(63.1% 0.22 293)
-
Step 600
600
#813DF5
oklch(55.6% 0.252 293.2)
-
Step 700
700
#6D2CD5
oklch(49.1% 0.234 293)
-
Step 800
800
#5928AC
oklch(42.7% 0.193 293.3)
-
Step 900
900
#482888
oklch(37.7% 0.151 293.1)
-
Step 950
950
#2A1950
oklch(27% 0.096 293.1)
#A180FF 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) | #4E97FF | 0.108 |
| Deuteranopia (no green cones) | #5493FC | 0.101 |
| Tritanopia (no blue cones) | #8999B4 | 0.146 |
| Achromatopsia (no color) | #959595 | 0.182 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A180FF
#A180FF
oklch(68.8% 0.182 293)
- #9CA300
#9CA300
oklch(68.7% 0.153 112.8)
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 #A180FF, closest first.
No curated palette has a color within ΔE 0.04 of #A180FF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.028
- Lavender Blue #8B88F8 ΔE 0.038
- Light Urple #B36FF6 ΔE 0.045
- Light Purple #BF77F6 ΔE 0.051
- Perrywinkle #8F8CE7 ΔE 0.055
- Easter Purple #C071FE ΔE 0.057
- Periwinkle Blue #8F99FB ΔE 0.065
- Medium Purple #9370DB ΔE 0.066
Use #A180FF 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.