#A3D8FA
Closest named color: Baby Blue (#A2CFFE). oklch(85.7% 0.072 236.9), rgb(163, 216, 250).
Aa
Black text reads best on this color (13.76:1).
About this color
#A3D8FA is a light, moderately saturated blue. In OKLCH its lightness is 86%, its chroma 0.072 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.027 away. Black text reads best on it, at 13.76:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.76:1 |
| White text | 1.52:1 |
Values
| HEX | #A3D8FA |
| RGB | rgb(163, 216, 250) |
| HSL | hsl(203, 90%, 81%) |
| OKLCH | oklch(85.7% 0.072 236.9) |
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 #A3D8FA | 1.52:1 | Fails | Lc -27.6 | Dividers and decoration only |
| Black text on #A3D8FA | 13.76:1 | AAA | Lc 79.4 | Fine for body text |
| #A3D8FA text on white | 1.52:1 | Fails | Lc 24.4 | Dividers and decoration only |
| #A3D8FA text on black | 13.76:1 | AAA | Lc -78.8 | 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
#EEF7FD
oklch(97.1% 0.013 236.6)
-
Step 100
100
#DAEDFA
oklch(93.6% 0.027 237.6)
-
Step 200
200 (this color)
#A3D8FA
oklch(85.7% 0.072 236.9)
-
Step 300
300
#85CAF5
oklch(80.9% 0.093 236.9)
-
Step 400
400
#1AACF1
oklch(70.6% 0.149 237.2)
-
Step 500
500
#0094D1
oklch(63.1% 0.137 236.6)
-
Step 600
600
#007CB1
oklch(55.6% 0.122 237.2)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#004767
oklch(37.7% 0.082 236.6)
-
Step 950
950
#002A3F
oklch(27% 0.059 236.5)
#A3D8FA 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) | #C9D7FC | 0.046 |
| Deuteranopia (no green cones) | #BDCDF9 | 0.040 |
| Tritanopia (no blue cones) | #85E1E3 | 0.056 |
| Achromatopsia (no color) | #D1D1D1 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3D8FA
#A3D8FA
oklch(85.7% 0.072 236.9)
- #F6C5A2
#F6C5A2
oklch(85.8% 0.073 57.1)
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 #A3D8FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.029
- Light Sky Blue #87CEFA ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.043
- Celeste #A8DADC ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.046
- Sky Blue #87CEEB ΔE 0.046
- Sky #82CAFC ΔE 0.055
Use #A3D8FA 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.