#AAB8EC
Closest named color: Pastel Blue (#A2BFFE). oklch(79% 0.076 272.9), rgb(170, 184, 236).
Aa
Black text reads best on this color (10.77:1).
About this color
#AAB8EC is a light, moderately saturated blue. In OKLCH its lightness is 79%, its chroma 0.076 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.028 away. Black text reads best on it, at 10.77:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 10.77:1 |
| White text | 1.94:1 |
Values
| HEX | #AAB8EC |
| RGB | rgb(170, 184, 236) |
| HSL | hsl(227, 63%, 80%) |
| OKLCH | oklch(79% 0.076 272.9) |
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 #AAB8EC | 1.94:1 | Fails | Lc -41.8 | Non-text elements, placeholder text |
| Black text on #AAB8EC | 10.77:1 | AAA | Lc 66.5 | Content text, not long reading |
| #AAB8EC text on white | 1.94:1 | Fails | Lc 37.4 | Non-text elements, placeholder text |
| #AAB8EC text on black | 10.77:1 | AAA | Lc -65.0 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#CFD8F6
oklch(88.5% 0.042 272.3)
-
Step 300
300 (this color)
#AAB8EC
oklch(79% 0.076 272.9)
-
Step 400
400
#889BEC
oklch(70.8% 0.121 272.9)
-
Step 500
500
#6B80E6
oklch(63.2% 0.154 272.5)
-
Step 600
600
#5566D4
oklch(55.5% 0.169 273)
-
Step 700
700
#4654B8
oklch(49.1% 0.157 273.2)
-
Step 800
800
#394695
oklch(42.8% 0.13 272.7)
-
Step 900
900
#313B76
oklch(37.6% 0.101 273.4)
-
Step 950
950
#1C2345
oklch(26.9% 0.064 272.7)
#AAB8EC 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) | #A8BDEE | 0.013 |
| Deuteranopia (no green cones) | #A4B7EB | 0.009 |
| Tritanopia (no blue cones) | #99C2CA | 0.068 |
| Achromatopsia (no color) | #BABABA | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAB8EC
#AAB8EC
oklch(79% 0.076 272.9)
- #CBBA82
#CBBA82
oklch(79% 0.076 93.2)
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 #AAB8EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.028
- Light Grey Blue #9DBCD4 ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.044
- Carolina Blue #8AB8FE ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.048
- Light Periwinkle #C1C6FC ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.056
Use #AAB8EC 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.