#A397FB
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.8% 0.143 287.8), rgb(163, 151, 251).
Aa
Black text reads best on this color (8.37:1).
About this color
#A397FB is a medium-light, vivid purple. In OKLCH its lightness is 73%, its chroma 0.143 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.027 away. Black text reads best on it, at 8.37:1.
| Hue family | Purples |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.143) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.37:1 |
| White text | 2.50:1 |
Values
| HEX | #A397FB |
| RGB | rgb(163, 151, 251) |
| HSL | hsl(247, 93%, 79%) |
| OKLCH | oklch(72.8% 0.143 287.8) |
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 #A397FB | 2.50:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #A397FB | 8.37:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #A397FB text on white | 2.50:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #A397FB text on black | 8.37:1 | AAA | Lc -52.9 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D7D5F9
oklch(88.6% 0.049 287.9)
-
Step 300
300
#BDB8F8
oklch(80.9% 0.09 287.8)
-
Step 400
400 (this color)
#A397FB
oklch(72.8% 0.143 287.8)
-
Step 500
500
#8771F0
oklch(63.1% 0.183 287.9)
-
Step 600
600
#7256DE
oklch(55.6% 0.198 287.6)
-
Step 700
700
#6045C1
oklch(49.1% 0.184 287.6)
-
Step 800
800
#4E3A9C
oklch(42.8% 0.152 287.5)
-
Step 900
900
#40337C
oklch(37.7% 0.119 287.5)
-
Step 950
950
#251F49
oklch(27.1% 0.075 286.8)
#A397FB 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) | #77A6FF | 0.062 |
| Deuteranopia (no green cones) | #76A1F9 | 0.060 |
| Tritanopia (no blue cones) | #8CAABD | 0.121 |
| Achromatopsia (no color) | #A4A4A4 | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A397FB
#A397FB
oklch(72.8% 0.143 287.8)
- #B0AD2C
#B0AD2C
oklch(72.8% 0.143 108.1)
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 #A397FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.027
- Perrywinkle #8F8CE7 ΔE 0.049
- Liliac #C48EFD ΔE 0.053
- Lavender Blue #8B88F8 ΔE 0.054
- Baby Purple #CA9BF7 ΔE 0.061
- Pale Purple #B790D4 ΔE 0.062
- Periwinkle #8E82FE ΔE 0.064
- Pastel Purple #CAA0FF ΔE 0.065
Use #A397FB 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.