#AAB9FD
Closest named color: Pastel Blue (#A2BFFE). oklch(79.9% 0.098 274.4), rgb(170, 185, 253).
Aa
Black text reads best on this color (11.06:1).
About this color
#AAB9FD is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.098 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.017 away. Black text reads best on it, at 11.06:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.06:1 |
| White text | 1.89:1 |
Values
| HEX | #AAB9FD |
| RGB | rgb(170, 185, 253) |
| HSL | hsl(229, 95%, 83%) |
| OKLCH | oklch(79.9% 0.098 274.4) |
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 #AAB9FD | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #AAB9FD | 11.06:1 | AAA | Lc 67.8 | Content text, not long reading |
| #AAB9FD text on white | 1.89:1 | Fails | Lc 36.1 | Non-text elements, placeholder text |
| #AAB9FD text on black | 11.06:1 | AAA | Lc -66.4 | 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
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CED7FE
oklch(88.5% 0.055 275)
-
Step 300
300 (this color)
#AAB9FD
oklch(79.9% 0.098 274.4)
-
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
#535BEF
oklch(55.5% 0.218 274.4)
-
Step 700
700
#454AD0
oklch(49.1% 0.202 274.5)
-
Step 800
800
#383EA8
oklch(42.7% 0.167 274.4)
-
Step 900
900
#2F3685
oklch(37.6% 0.131 274.4)
-
Step 950
950
#1B214E
oklch(27.1% 0.082 273.9)
#AAB9FD 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) | #A4C0FF | 0.018 |
| Deuteranopia (no green cones) | #9EB9FB | 0.016 |
| Tritanopia (no blue cones) | #93C6D1 | 0.087 |
| Achromatopsia (no color) | #BCBCBC | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAB9FD
#AAB9FD
oklch(79.9% 0.098 274.4)
- #D2BD72
#D2BD72
oklch(80% 0.098 94.2)
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 #AAB9FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.017
- Carolina Blue #8AB8FE ΔE 0.039
- Light Periwinkle #C1C6FC ΔE 0.048
- Pale Violet #CEAEFA ΔE 0.054
- Baby Blue #A2CFFE ΔE 0.058
- Sky #82CAFC ΔE 0.060
- Light Violet #D6B4FC ΔE 0.061
- Light Steel Blue #B0C4DE ΔE 0.061
Use #AAB9FD 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.