#A09DEB
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.9% 0.112 285), rgb(160, 157, 235).
Aa
Black text reads best on this color (8.51:1).
About this color
#A09DEB is a medium-light, moderately saturated purple. In OKLCH its lightness is 73%, its chroma 0.112 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.036 away. Black text reads best on it, at 8.51:1.
| Hue family | Purples |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.51:1 |
| White text | 2.46:1 |
Values
| HEX | #A09DEB |
| RGB | rgb(160, 157, 235) |
| HSL | hsl(242, 66%, 77%) |
| OKLCH | oklch(72.9% 0.112 285) |
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 #A09DEB | 2.46:1 | Fails | Lc -53.5 | Large or bold text, headings |
| Black text on #A09DEB | 8.51:1 | AAA | Lc 55.6 | Large or bold text, headings |
| #A09DEB text on white | 2.46:1 | Fails | Lc 48.4 | Large or bold text, headings |
| #A09DEB text on black | 8.51:1 | AAA | Lc -53.6 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D6D6F3
oklch(88.5% 0.04 285.6)
-
Step 300
300
#BBBBED
oklch(80.9% 0.07 284.7)
-
Step 400
400 (this color)
#A09DEB
oklch(72.9% 0.112 285)
-
Step 500
500
#827ADC
oklch(63.1% 0.144 285.2)
-
Step 600
600
#6C61C9
oklch(55.5% 0.156 284.9)
-
Step 700
700
#5B50AE
oklch(49.1% 0.145 285.1)
-
Step 800
800
#4A428D
oklch(42.7% 0.12 285)
-
Step 900
900
#3D3871
oklch(37.6% 0.095 284.8)
-
Step 950
950
#242142
oklch(26.9% 0.06 285.8)
#A09DEB 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) | #86A7EE | 0.039 |
| Deuteranopia (no green cones) | #84A3E9 | 0.039 |
| Tritanopia (no blue cones) | #8DABB9 | 0.097 |
| Achromatopsia (no color) | #A5A5A5 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A09DEB
#A09DEB
oklch(72.9% 0.112 285)
- #B2AB52
#B2AB52
oklch(72.9% 0.112 104.7)
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 #A09DEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.036
- Pale Purple #B790D4 ΔE 0.050
- Perrywinkle #8F8CE7 ΔE 0.052
- Baby Purple #CA9BF7 ΔE 0.065
- Pastel Purple #CAA0FF ΔE 0.070
- Lavender Blue #8B88F8 ΔE 0.070
- Carolina Blue #8AB8FE ΔE 0.071
- Liliac #C48EFD ΔE 0.071
Use #A09DEB 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.