#AABCF9
Closest named color: Pastel Blue (#A2BFFE). oklch(80.3% 0.089 271.6), rgb(170, 188, 249).
Aa
Black text reads best on this color (11.27:1).
About this color
#AABCF9 is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.089 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.012 away. Black text reads best on it, at 11.27:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.27:1 |
| White text | 1.86:1 |
Values
| HEX | #AABCF9 |
| RGB | rgb(170, 188, 249) |
| HSL | hsl(226, 87%, 82%) |
| OKLCH | oklch(80.3% 0.089 271.6) |
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 #AABCF9 | 1.86:1 | Fails | Lc -39.3 | Non-text elements, placeholder text |
| Black text on #AABCF9 | 11.27:1 | AAA | Lc 68.7 | Content text, not long reading |
| #AABCF9 text on white | 1.86:1 | Fails | Lc 35.2 | Non-text elements, placeholder text |
| #AABCF9 text on black | 11.27:1 | AAA | Lc -67.4 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3E9FC
oklch(93.5% 0.027 271.9)
-
Step 200
200
#CDD8FB
oklch(88.5% 0.05 271.6)
-
Step 300
300 (this color)
#AABCF9
oklch(80.3% 0.089 271.6)
-
Step 400
400
#8199F9
oklch(70.6% 0.143 271.7)
-
Step 500
500
#647DF6
oklch(63.2% 0.182 271.5)
-
Step 600
600
#4E62E5
oklch(55.6% 0.198 271.8)
-
Step 700
700
#3F50C7
oklch(49.1% 0.185 271.6)
-
Step 800
800
#3443A1
oklch(42.8% 0.152 271.5)
-
Step 900
900
#2C397F
oklch(37.5% 0.119 271.6)
-
Step 950
950
#1A224B
oklch(27% 0.076 272.1)
#AABCF9 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) | #A9C1FC | 0.013 |
| Deuteranopia (no green cones) | #A3BBF8 | 0.010 |
| Tritanopia (no blue cones) | #94C8D1 | 0.080 |
| Achromatopsia (no color) | #BEBEBE | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AABCF9
#AABCF9
oklch(80.3% 0.089 271.6)
- #D4BD7B
#D4BD7B
oklch(80.3% 0.089 91)
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 #AABCF9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.012
- Carolina Blue #8AB8FE ΔE 0.042
- Light Periwinkle #C1C6FC ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.049
- Light Steel Blue #B0C4DE ΔE 0.051
- Sky #82CAFC ΔE 0.054
- Cloudy Blue #ACC2D9 ΔE 0.054
- Light Blue Grey #B7C9E2 ΔE 0.058
Use #AABCF9 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.