#A09EF9
Closest named color: Periwinkle Blue (#8F99FB). oklch(73.7% 0.13 283.7), rgb(160, 158, 249).
Aa
Black text reads best on this color (8.75:1).
About this color
#A09EF9 is a medium-light, moderately saturated purple. In OKLCH its lightness is 74%, its chroma 0.130 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.028 away. Black text reads best on it, at 8.75:1.
| Hue family | Purples |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.75:1 |
| White text | 2.39:1 |
Values
| HEX | #A09EF9 |
| RGB | rgb(160, 158, 249) |
| HSL | hsl(241, 88%, 80%) |
| OKLCH | oklch(73.7% 0.13 283.7) |
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 #A09EF9 | 2.39:1 | Fails | Lc -52.2 | Large or bold text, headings |
| Black text on #A09EF9 | 8.75:1 | AAA | Lc 56.8 | Large or bold text, headings |
| #A09EF9 text on white | 2.39:1 | Fails | Lc 47.2 | Large or bold text, headings |
| #A09EF9 text on black | 8.75:1 | AAA | Lc -54.8 | 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
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D5D6F7
oklch(88.6% 0.045 284.1)
-
Step 300
300
#B9BAF4
oklch(80.8% 0.082 283.6)
-
Step 400
400 (this color)
#A09EF9
oklch(73.7% 0.13 283.7)
-
Step 500
500
#7F77E9
oklch(63% 0.167 283.7)
-
Step 600
600
#6A5DD7
oklch(55.6% 0.18 283.7)
-
Step 700
700
#594CBB
oklch(49.2% 0.168 283.6)
-
Step 800
800
#483F97
oklch(42.7% 0.139 283.4)
-
Step 900
900
#3C3678
oklch(37.6% 0.109 284)
-
Step 950
950
#232046
oklch(26.9% 0.069 284.3)
#A09EF9 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) | #81AAFD | 0.046 |
| Deuteranopia (no green cones) | #7EA4F7 | 0.044 |
| Tritanopia (no blue cones) | #88AFC0 | 0.112 |
| Achromatopsia (no color) | #A7A7A7 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A09EF9
#A09EF9
oklch(73.7% 0.13 283.7)
- #B8AD3F
#B8AD3F
oklch(73.6% 0.13 103.6)
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 #A09EF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.028
- Perrywinkle #8F8CE7 ΔE 0.057
- Baby Purple #CA9BF7 ΔE 0.061
- Pastel Purple #CAA0FF ΔE 0.063
- Pale Purple #B790D4 ΔE 0.063
- Liliac #C48EFD ΔE 0.064
- Lavender Blue #8B88F8 ΔE 0.066
- Carolina Blue #8AB8FE ΔE 0.068
Use #A09EF9 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.