#AAD5FF
Closest named color: Baby Blue (#A2CFFE). oklch(85.7% 0.074 248.1), rgb(170, 213, 255).
Aa
Black text reads best on this color (13.67:1).
About this color
#AAD5FF is a light, moderately saturated blue. In OKLCH its lightness is 86%, its chroma 0.074 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.019 away. Black text reads best on it, at 13.67:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.67:1 |
| White text | 1.53:1 |
Values
| HEX | #AAD5FF |
| RGB | rgb(170, 213, 255) |
| HSL | hsl(210, 100%, 83%) |
| OKLCH | oklch(85.7% 0.074 248.1) |
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 #AAD5FF | 1.53:1 | Fails | Lc -28.0 | Dividers and decoration only |
| Black text on #AAD5FF | 13.67:1 | AAA | Lc 79.0 | Fine for body text |
| #AAD5FF text on white | 1.53:1 | Fails | Lc 24.7 | Dividers and decoration only |
| #AAD5FF text on black | 13.67:1 | AAA | Lc -78.4 | Fine for body text |
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 200.
-
Step 50
50
#EFF6FE
oklch(97% 0.013 251.6)
-
Step 100
100
#DCECFC
oklch(93.6% 0.028 248.1)
-
Step 200
200 (this color)
#AAD5FF
oklch(85.7% 0.074 248.1)
-
Step 300
300
#8FC6FC
oklch(80.9% 0.096 248.6)
-
Step 400
400
#45A6FA
oklch(70.6% 0.153 248.1)
-
Step 500
500
#008EEA
oklch(63.2% 0.17 248)
-
Step 600
600
#0077C6
oklch(55.6% 0.15 248.2)
-
Step 700
700
#0064A7
oklch(49.1% 0.132 247.9)
-
Step 800
800
#00528A
oklch(42.8% 0.115 247.8)
-
Step 900
900
#004474
oklch(37.7% 0.101 247.8)
-
Step 950
950
#002848
oklch(27% 0.073 248.1)
#AAD5FF 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) | #C5D5FF | 0.033 |
| Deuteranopia (no green cones) | #BACDFE | 0.026 |
| Tritanopia (no blue cones) | #8FDFE3 | 0.063 |
| Achromatopsia (no color) | #D0D0D0 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAD5FF
#AAD5FF
oklch(85.7% 0.074 248.1)
- #F1C89C
#F1C89C
oklch(85.8% 0.074 68.6)
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 #AAD5FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.019
- Light Blue #ADD8E6 ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.045
- Light Sky Blue #87CEFA ΔE 0.045
- Sky Blue #87CEEB ΔE 0.052
- Powder Blue #B0E0E6 ΔE 0.053
- Light Steel Blue #B0C4DE ΔE 0.054
Use #AAD5FF 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.