#A391FE
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.8% 0.155 289.5), rgb(163, 145, 254).
Aa
Black text reads best on this color (8.03:1).
About this color
#A391FE is a medium-light, vivid purple. In OKLCH its lightness is 72%, its chroma 0.155 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.033 away. Black text reads best on it, at 8.03:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.155) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.03:1 |
| White text | 2.61:1 |
Values
| HEX | #A391FE |
| RGB | rgb(163, 145, 254) |
| HSL | hsl(250, 98%, 78%) |
| OKLCH | oklch(71.8% 0.155 289.5) |
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 #A391FE | 2.61:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #A391FE | 8.03:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #A391FE text on white | 2.61:1 | Fails | Lc 50.8 | Large or bold text, headings |
| #A391FE text on black | 8.03:1 | AAA | Lc -51.1 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FB
oklch(88.5% 0.053 290)
-
Step 300
300
#BFB6FC
oklch(80.9% 0.098 289.9)
-
Step 400
400 (this color)
#A391FE
oklch(71.8% 0.155 289.5)
-
Step 500
500
#8B6CF7
oklch(63.1% 0.199 289.7)
-
Step 600
600
#764FE6
oklch(55.6% 0.216 289.3)
-
Step 700
700
#643EC8
oklch(49.1% 0.201 289.5)
-
Step 800
800
#5135A2
oklch(42.7% 0.167 289.2)
-
Step 900
900
#433080
oklch(37.8% 0.129 289.7)
-
Step 950
950
#271D4B
oklch(27% 0.082 289.8)
#A391FE 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) | #6CA2FF | 0.076 |
| Deuteranopia (no green cones) | #6D9EFB | 0.073 |
| Tritanopia (no blue cones) | #8CA6BB | 0.130 |
| Achromatopsia (no color) | #A0A0A0 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A391FE
#A391FE
oklch(71.8% 0.155 289.5)
- #ACAB05
#ACAB05
oklch(71.8% 0.155 109.3)
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 #A391FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.033
- Lavender Blue #8B88F8 ΔE 0.044
- Perrywinkle #8F8CE7 ΔE 0.046
- Liliac #C48EFD ΔE 0.050
- Periwinkle #8E82FE ΔE 0.051
- Pale Purple #B790D4 ΔE 0.068
- Baby Purple #CA9BF7 ΔE 0.068
- Light Purple #BF77F6 ΔE 0.069
Use #A391FE 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.