#A397EE
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.1% 0.125 289.2), rgb(163, 151, 238).
Aa
Black text reads best on this color (8.21:1).
About this color
#A397EE is a medium-light, moderately saturated purple. In OKLCH its lightness is 72%, its chroma 0.125 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.032 away. Black text reads best on it, at 8.21:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.125) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.21:1 |
| White text | 2.55:1 |
Values
| HEX | #A397EE |
| RGB | rgb(163, 151, 238) |
| HSL | hsl(248, 72%, 76%) |
| OKLCH | oklch(72.1% 0.125 289.2) |
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 #A397EE | 2.55:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #A397EE | 8.21:1 | AAA | Lc 54.1 | Large or bold text, headings |
| #A397EE text on white | 2.55:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #A397EE text on black | 8.21:1 | AAA | Lc -52.0 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F8
oklch(93.6% 0.021 288.9)
-
Step 200
200
#D8D5F5
oklch(88.5% 0.044 289.8)
-
Step 300
300
#BFB9F0
oklch(80.9% 0.077 289.6)
-
Step 400
400 (this color)
#A397EE
oklch(72.1% 0.125 289.2)
-
Step 500
500
#8975E2
oklch(63.1% 0.159 289.5)
-
Step 600
600
#745BD0
oklch(55.6% 0.173 289.4)
-
Step 700
700
#614AB4
oklch(49% 0.161 289.1)
-
Step 800
800
#4F3D92
oklch(42.6% 0.134 289.2)
-
Step 900
900
#413574
oklch(37.6% 0.104 289.2)
-
Step 950
950
#262044
oklch(27% 0.065 288.9)
#A397EE 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) | #7DA4F1 | 0.055 |
| Deuteranopia (no green cones) | #7DA0EC | 0.053 |
| Tritanopia (no blue cones) | #91A7B7 | 0.106 |
| Achromatopsia (no color) | #A2A2A2 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A397EE
#A397EE
oklch(72.1% 0.125 289.2)
- #ABAB44
#ABAB44
oklch(72.1% 0.125 109.2)
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 #A397EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.032
- Perrywinkle #8F8CE7 ΔE 0.043
- Pale Purple #B790D4 ΔE 0.047
- Lavender Blue #8B88F8 ΔE 0.058
- Liliac #C48EFD ΔE 0.059
- Baby Purple #CA9BF7 ΔE 0.062
- Pastel Purple #CAA0FF ΔE 0.068
- Periwinkle #8E82FE ΔE 0.071
Use #A397EE 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.