#AA91F0
Closest named color: Periwinkle Blue (#8F99FB). oklch(71.7% 0.137 294.8), rgb(170, 145, 240).
Aa
Black text reads best on this color (8.01:1).
About this color
#AA91F0 is a medium-light, moderately saturated purple. In OKLCH its lightness is 72%, its chroma 0.137 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.042 away. Black text reads best on it, at 8.01:1.
| Hue family | Purples |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 8.01:1 |
| White text | 2.61:1 |
Values
| HEX | #AA91F0 |
| RGB | rgb(170, 145, 240) |
| HSL | hsl(256, 76%, 75%) |
| OKLCH | oklch(71.7% 0.137 294.8) |
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 #AA91F0 | 2.61:1 | Fails | Lc -56.1 | Large or bold text, headings |
| Black text on #AA91F0 | 8.01:1 | AAA | Lc 53.0 | Large or bold text, headings |
| #AA91F0 text on white | 2.61:1 | Fails | Lc 51.0 | Large or bold text, headings |
| #AA91F0 text on black | 8.01:1 | AAA | Lc -50.9 | 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
#EBE7F9
oklch(93.6% 0.024 296.1)
-
Step 200
200
#DBD4F6
oklch(88.6% 0.047 294.9)
-
Step 300
300
#C4B6F3
oklch(80.9% 0.086 294.9)
-
Step 400
400 (this color)
#AA91F0
oklch(71.7% 0.137 294.8)
-
Step 500
500
#936EE7
oklch(63.1% 0.176 294.9)
-
Step 600
600
#7E53D5
oklch(55.6% 0.191 294.6)
-
Step 700
700
#6B42B8
oklch(49.1% 0.177 295)
-
Step 800
800
#573895
oklch(42.8% 0.146 294.8)
-
Step 900
900
#473177
oklch(37.7% 0.115 294.8)
-
Step 950
950
#291E46
oklch(27.1% 0.072 293.7)
#AA91F0 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) | #76A1F4 | 0.074 |
| Deuteranopia (no green cones) | #799FEE | 0.071 |
| Tritanopia (no blue cones) | #9BA2B5 | 0.112 |
| Achromatopsia (no color) | #A0A0A0 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AA91F0
#AA91F0
oklch(71.7% 0.137 294.8)
- #A2AD3B
#A2AD3B
oklch(71.7% 0.137 114.6)
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 #AA91F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.042
- Perrywinkle #8F8CE7 ΔE 0.045
- Pale Purple #B790D4 ΔE 0.045
- Liliac #C48EFD ΔE 0.045
- Lavender Blue #8B88F8 ΔE 0.055
- Baby Purple #CA9BF7 ΔE 0.058
- Periwinkle #8E82FE ΔE 0.065
- Pastel Purple #CAA0FF ΔE 0.066
Use #AA91F0 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.