#AABFFB
Closest named color: Pastel Blue (#A2BFFE). oklch(81% 0.088 269.4), rgb(170, 191, 251).
Aa
Black text reads best on this color (11.55:1).
About this color
#AABFFB is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.088 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.010 away. Black text reads best on it, at 11.55:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.55:1 |
| White text | 1.81:1 |
Values
| HEX | #AABFFB |
| RGB | rgb(170, 191, 251) |
| HSL | hsl(224, 91%, 83%) |
| OKLCH | oklch(81% 0.088 269.4) |
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 #AABFFB | 1.81:1 | Fails | Lc -38.0 | Non-text elements, placeholder text |
| Black text on #AABFFB | 11.55:1 | AAA | Lc 70.0 | Content text, not long reading |
| #AABFFB text on white | 1.81:1 | Fails | Lc 33.9 | Non-text elements, placeholder text |
| #AABFFB text on black | 11.55:1 | AAA | Lc -68.7 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3EAFC
oklch(93.7% 0.025 268.8)
-
Step 200
200
#CCD8FB
oklch(88.4% 0.05 270.4)
-
Step 300
300 (this color)
#AABFFB
oklch(81% 0.088 269.4)
-
Step 400
400
#7D9BF8
oklch(70.7% 0.141 269.1)
-
Step 500
500
#5F7EF5
oklch(63% 0.181 269.6)
-
Step 600
600
#4864E4
oklch(55.6% 0.196 269.6)
-
Step 700
700
#3A52C6
oklch(49.1% 0.182 269.5)
-
Step 800
800
#2F44A0
oklch(42.7% 0.151 269.3)
-
Step 900
900
#293B7F
oklch(37.8% 0.117 269)
-
Step 950
950
#18234A
oklch(27% 0.074 269.2)
#AABFFB 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) | #ACC4FE | 0.013 |
| Deuteranopia (no green cones) | #A5BDFA | 0.009 |
| Tritanopia (no blue cones) | #93CBD4 | 0.079 |
| Achromatopsia (no color) | #C0C0C0 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABFFB
#AABFFB
oklch(81% 0.088 269.4)
- #D8BF7E
#D8BF7E
oklch(81.1% 0.088 89.3)
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 #AABFFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.010
- Light Periwinkle #C1C6FC ΔE 0.037
- Baby Blue #A2CFFE ΔE 0.041
- Carolina Blue #8AB8FE ΔE 0.045
- Light Steel Blue #B0C4DE ΔE 0.048
- Sky #82CAFC ΔE 0.050
- Cloudy Blue #ACC2D9 ΔE 0.052
- Light Sky Blue #87CEFA ΔE 0.053
Use #AABFFB 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.