#A09CE9
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.6% 0.111 285.7), rgb(160, 156, 233).
Aa
Black text reads best on this color (8.42:1).
About this color
#A09CE9 is a medium-light, moderately saturated purple. In OKLCH its lightness is 73%, its chroma 0.111 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.037 away. Black text reads best on it, at 8.42:1.
| Hue family | Purples |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.42:1 |
| White text | 2.49:1 |
Values
| HEX | #A09CE9 |
| RGB | rgb(160, 156, 233) |
| HSL | hsl(243, 64%, 76%) |
| OKLCH | oklch(72.6% 0.111 285.7) |
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 #A09CE9 | 2.49:1 | Fails | Lc -54.0 | Large or bold text, headings |
| Black text on #A09CE9 | 8.42:1 | AAA | Lc 55.1 | Large or bold text, headings |
| #A09CE9 text on white | 2.49:1 | Fails | Lc 48.9 | Large or bold text, headings |
| #A09CE9 text on black | 8.42:1 | AAA | Lc -53.1 | 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
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D6D6F2
oklch(88.5% 0.038 285.6)
-
Step 300
300
#BCBBEC
oklch(80.9% 0.069 285.7)
-
Step 400
400 (this color)
#A09CE9
oklch(72.6% 0.111 285.7)
-
Step 500
500
#837ADA
oklch(63% 0.141 285.9)
-
Step 600
600
#6E61C8
oklch(55.6% 0.154 286)
-
Step 700
700
#5C50AD
oklch(49.1% 0.143 285.7)
-
Step 800
800
#4B428C
oklch(42.7% 0.118 285.8)
-
Step 900
900
#3E3870
oklch(37.6% 0.093 285.9)
-
Step 950
950
#242141
oklch(26.9% 0.058 286)
#A09CE9 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) | #86A6EC | 0.039 |
| Deuteranopia (no green cones) | #84A2E7 | 0.039 |
| Tritanopia (no blue cones) | #8EAAB8 | 0.095 |
| Achromatopsia (no color) | #A4A4A4 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A09CE9
#A09CE9
oklch(72.6% 0.111 285.7)
- #B0AB53
#B0AB53
oklch(72.7% 0.111 105.9)
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 #A09CE9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.037
- Pale Purple #B790D4 ΔE 0.048
- Perrywinkle #8F8CE7 ΔE 0.050
- Baby Purple #CA9BF7 ΔE 0.066
- Lavender Blue #8B88F8 ΔE 0.069
- Liliac #C48EFD ΔE 0.071
- Pastel Purple #CAA0FF ΔE 0.071
- Carolina Blue #8AB8FE ΔE 0.073
Use #A09CE9 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.