#A381EF
Closest named color: Periwinkle (#8E82FE). oklch(68.2% 0.16 296.2), rgb(163, 129, 239).
Aa
Black text reads best on this color (6.94:1).
About this color
#A381EF is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.160 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.038 away. Black text reads best on it, at 6.94:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 6.94:1 |
| White text | 3.02:1 |
Values
| HEX | #A381EF |
| RGB | rgb(163, 129, 239) |
| HSL | hsl(259, 77%, 72%) |
| OKLCH | oklch(68.2% 0.16 296.2) |
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 #A381EF | 3.02:1 | AA large text | Lc -62.2 | Content text, not long reading |
| Black text on #A381EF | 6.94:1 | AA | Lc 47.2 | Large or bold text, headings |
| #A381EF text on white | 3.02:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #A381EF text on black | 6.94:1 | AA | Lc -44.9 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FA
oklch(88.4% 0.055 296.7)
-
Step 300
300
#C6B4FA
oklch(81% 0.099 295.9)
-
Step 400
400 (this color)
#A381EF
oklch(68.2% 0.16 296.2)
-
Step 500
500
#9866F4
oklch(63.1% 0.204 296.3)
-
Step 600
600
#8447E3
oklch(55.6% 0.223 296.3)
-
Step 700
700
#7037C5
oklch(49.1% 0.206 296.2)
-
Step 800
800
#5B2F9F
oklch(42.7% 0.171 296.4)
-
Step 900
900
#4A2C7E
oklch(37.7% 0.132 296.3)
-
Step 950
950
#2B1B4A
oklch(27% 0.084 296)
#A381EF 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) | #5D95F3 | 0.097 |
| Deuteranopia (no green cones) | #6493EC | 0.091 |
| Tritanopia (no blue cones) | #9296AD | 0.128 |
| Achromatopsia (no color) | #949494 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A381EF
#A381EF
oklch(68.2% 0.16 296.2)
- #95A400
#95A400
oklch(68.3% 0.156 116.1)
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 #A381EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.038
- Lavender Blue #8B88F8 ΔE 0.039
- Perrywinkle #8F8CE7 ΔE 0.042
- Light Urple #B36FF6 ΔE 0.048
- Light Purple #BF77F6 ΔE 0.050
- Medium Purple #9370DB ΔE 0.055
- Periwinkle Blue #8F99FB ΔE 0.062
- Easter Purple #C071FE ΔE 0.062
Use #A381EF 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.