#A39EFB
Closest named color: Periwinkle Blue (#8F99FB). oklch(74.1% 0.133 285.1), rgb(163, 158, 251).
Aa
Black text reads best on this color (8.84:1).
About this color
#A39EFB is a medium-light, moderately saturated purple. In OKLCH its lightness is 74%, its chroma 0.133 and its hue 285°. 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 8.84:1.
| Hue family | Purples |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.84:1 |
| White text | 2.37:1 |
Values
| HEX | #A39EFB |
| RGB | rgb(163, 158, 251) |
| HSL | hsl(243, 92%, 80%) |
| OKLCH | oklch(74.1% 0.133 285.1) |
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 #A39EFB | 2.37:1 | Fails | Lc -51.7 | Large or bold text, headings |
| Black text on #A39EFB | 8.84:1 | AAA | Lc 57.3 | Large or bold text, headings |
| #A39EFB text on white | 2.37:1 | Fails | Lc 46.7 | Large or bold text, headings |
| #A39EFB text on black | 8.84:1 | AAA | Lc -55.3 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E8E8FA
oklch(93.6% 0.024 285.9)
-
Step 200
200
#D5D6F7
oklch(88.6% 0.045 284.1)
-
Step 300
300
#BBBAF5
oklch(81% 0.083 285.2)
-
Step 400
400 (this color)
#A39EFB
oklch(74.1% 0.133 285.1)
-
Step 500
500
#8276EA
oklch(63.2% 0.169 285.2)
-
Step 600
600
#6D5BD8
oklch(55.6% 0.184 285.3)
-
Step 700
700
#5B4ABC
oklch(49.1% 0.172 284.9)
-
Step 800
800
#4A3E98
oklch(42.8% 0.142 284.8)
-
Step 900
900
#3D3679
oklch(37.8% 0.11 284.5)
-
Step 950
950
#242047
oklch(27.1% 0.07 285.3)
#A39EFB 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) | #81ABFF | 0.050 |
| Deuteranopia (no green cones) | #7EA5F9 | 0.049 |
| Tritanopia (no blue cones) | #8CB0C1 | 0.114 |
| Achromatopsia (no color) | #A8A8A8 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A39EFB
#A39EFB
oklch(74.1% 0.133 285.1)
- #B8AF3E
#B8AF3E
oklch(74.1% 0.132 104.8)
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 #A39EFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.032
- Baby Purple #CA9BF7 ΔE 0.057
- Pastel Purple #CAA0FF ΔE 0.059
- Liliac #C48EFD ΔE 0.060
- Perrywinkle #8F8CE7 ΔE 0.060
- Pale Purple #B790D4 ΔE 0.064
- Lilac #CEA2FD ΔE 0.065
- Lavender Blue #8B88F8 ΔE 0.068
Use #A39EFB 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.