#AAB9FF
Closest named color: Pastel Blue (#A2BFFE). oklch(80% 0.101 274.6), rgb(170, 185, 255).
Aa
Black text reads best on this color (11.09:1).
About this color
#AAB9FF is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.101 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.018 away. Black text reads best on it, at 11.09:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.09:1 |
| White text | 1.89:1 |
Values
| HEX | #AAB9FF |
| RGB | rgb(170, 185, 255) |
| HSL | hsl(229, 100%, 83%) |
| OKLCH | oklch(80% 0.101 274.6) |
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 #AAB9FF | 1.89:1 | Fails | Lc -40.2 | Non-text elements, placeholder text |
| Black text on #AAB9FF | 11.09:1 | AAA | Lc 67.9 | Content text, not long reading |
| #AAB9FF text on white | 1.89:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #AAB9FF text on black | 11.09:1 | AAA | Lc -66.5 | Content text, not long reading |
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 300.
-
Step 50
50
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E4E9FE
oklch(93.7% 0.029 275.2)
-
Step 200
200
#CED7FF
oklch(88.5% 0.056 275.2)
-
Step 300
300 (this color)
#AAB9FF
oklch(80% 0.101 274.6)
-
Step 400
400
#8597FF
oklch(70.8% 0.153 274.4)
-
Step 500
500
#6978FF
oklch(63.1% 0.199 274.4)
-
Step 600
600
#535AF3
oklch(55.6% 0.224 274.4)
-
Step 700
700
#4548D3
oklch(49.1% 0.208 274.7)
-
Step 800
800
#383CAB
oklch(42.6% 0.174 274.7)
-
Step 900
900
#2F3687
oklch(37.8% 0.134 274.3)
-
Step 950
950
#1B204F
oklch(26.9% 0.086 274.6)
#AAB9FF 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) | #A3C0FF | 0.019 |
| Deuteranopia (no green cones) | #9DB9FD | 0.017 |
| Tritanopia (no blue cones) | #92C6D2 | 0.089 |
| Achromatopsia (no color) | #BCBCBC | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAB9FF
#AAB9FF
oklch(80% 0.101 274.6)
- #D2BD70
#D2BD70
oklch(79.9% 0.1 94.6)
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 #AAB9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.018
- Carolina Blue #8AB8FE ΔE 0.039
- Light Periwinkle #C1C6FC ΔE 0.049
- Pale Violet #CEAEFA ΔE 0.053
- Baby Blue #A2CFFE ΔE 0.058
- Light Violet #D6B4FC ΔE 0.061
- Sky #82CAFC ΔE 0.061
- Light Steel Blue #B0C4DE ΔE 0.064
Use #AAB9FF 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.