#AAA1FB
Closest named color: Periwinkle Blue (#8F99FB). oklch(75.2% 0.128 287.5), rgb(170, 161, 251).
Aa
Black text reads best on this color (9.20:1).
About this color
#AAA1FB is a medium-light, moderately saturated purple. In OKLCH its lightness is 75%, its chroma 0.128 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.045 away. Black text reads best on it, at 9.20:1.
| Hue family | Purples |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 9.20:1 |
| White text | 2.28:1 |
Values
| HEX | #AAA1FB |
| RGB | rgb(170, 161, 251) |
| HSL | hsl(246, 92%, 81%) |
| OKLCH | oklch(75.2% 0.128 287.5) |
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 #AAA1FB | 2.28:1 | Fails | Lc -49.8 | Large or bold text, headings |
| Black text on #AAA1FB | 9.20:1 | AAA | Lc 59.0 | Large or bold text, headings |
| #AAA1FB text on white | 2.28:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #AAA1FB text on black | 9.20:1 | AAA | Lc -57.2 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D7D5F6
oklch(88.5% 0.045 288.2)
-
Step 300
300
#BDB9F2
oklch(80.9% 0.08 287.7)
-
Step 400
400 (this color)
#AAA1FB
oklch(75.2% 0.128 287.5)
-
Step 500
500
#8675E5
oklch(63% 0.163 287.7)
-
Step 600
600
#715BD3
oklch(55.5% 0.177 287.6)
-
Step 700
700
#5F4AB7
oklch(49.1% 0.165 287.6)
-
Step 800
800
#4D3E94
oklch(42.7% 0.136 287.2)
-
Step 900
900
#403576
oklch(37.6% 0.107 287.9)
-
Step 950
950
#252045
oklch(27% 0.067 287.2)
#AAA1FB 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) | #86AEFF | 0.053 |
| Deuteranopia (no green cones) | #85A9F9 | 0.050 |
| Tritanopia (no blue cones) | #96B2C2 | 0.110 |
| Achromatopsia (no color) | #ACACAC | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAA1FB
#AAA1FB
oklch(75.2% 0.128 287.5)
- #B7B44A
#B7B44A
oklch(75.2% 0.128 107.6)
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 #AAA1FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.045
- Pastel Purple #CAA0FF ΔE 0.048
- Baby Purple #CA9BF7 ΔE 0.048
- Lilac #CEA2FD ΔE 0.054
- Liliac #C48EFD ΔE 0.058
- Pale Purple #B790D4 ΔE 0.063
- Pale Violet #CEAEFA ΔE 0.065
- Carolina Blue #8AB8FE ΔE 0.067
Use #AAA1FB 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.