#AA91F7
Closest named color: Periwinkle Blue (#8F99FB). oklch(72.1% 0.146 293.7), rgb(170, 145, 247).
Aa
Black text reads best on this color (8.10:1).
About this color
#AA91F7 is a medium-light, vivid purple. In OKLCH its lightness is 72%, its chroma 0.146 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.040 away. Black text reads best on it, at 8.10:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.10:1 |
| White text | 2.59:1 |
Values
| HEX | #AA91F7 |
| RGB | rgb(170, 145, 247) |
| HSL | hsl(255, 86%, 77%) |
| OKLCH | oklch(72.1% 0.146 293.7) |
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 #AA91F7 | 2.59:1 | Fails | Lc -55.7 | Large or bold text, headings |
| Black text on #AA91F7 | 8.10:1 | AAA | Lc 53.5 | Large or bold text, headings |
| #AA91F7 text on white | 2.59:1 | Fails | Lc 50.5 | Large or bold text, headings |
| #AA91F7 text on black | 8.10:1 | AAA | Lc -51.4 | 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
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7FA
oklch(93.6% 0.026 293.1)
-
Step 200
200
#DAD3F8
oklch(88.4% 0.051 294)
-
Step 300
300
#C3B6F7
oklch(81% 0.092 293.4)
-
Step 400
400 (this color)
#AA91F7
oklch(72.1% 0.146 293.7)
-
Step 500
500
#926CEE
oklch(63.1% 0.188 293.8)
-
Step 600
600
#7D50DC
oklch(55.6% 0.203 293.5)
-
Step 700
700
#6A3FBF
oklch(49.1% 0.19 293.6)
-
Step 800
800
#56359A
oklch(42.6% 0.156 293.7)
-
Step 900
900
#47307B
oklch(37.8% 0.122 293.9)
-
Step 950
950
#291D48
oklch(27% 0.077 293.4)
#AA91F7 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) | #72A2FB | 0.079 |
| Deuteranopia (no green cones) | #759FF4 | 0.075 |
| Tritanopia (no blue cones) | #99A4B8 | 0.120 |
| Achromatopsia (no color) | #A1A1A1 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA91F7
#AA91F7
oklch(72.1% 0.146 293.7)
- #A5AE2D
#A5AE2D
oklch(72.1% 0.146 113.5)
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 #AA91F7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.040
- Liliac #C48EFD ΔE 0.041
- Perrywinkle #8F8CE7 ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.053
- Pale Purple #B790D4 ΔE 0.055
- Baby Purple #CA9BF7 ΔE 0.058
- Periwinkle #8E82FE ΔE 0.061
- Pastel Purple #CAA0FF ΔE 0.064
Use #AA91F7 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.