#A3D6FF
Closest named color: Baby Blue (#A2CFFE). oklch(85.5% 0.078 243.1), rgb(163, 214, 255).
Aa
Black text reads best on this color (13.61:1).
About this color
#A3D6FF is a light, moderately saturated blue. In OKLCH its lightness is 85%, its chroma 0.078 and its hue 243°. 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 13.61:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.61:1 |
| White text | 1.54:1 |
Values
| HEX | #A3D6FF |
| RGB | rgb(163, 214, 255) |
| HSL | hsl(207, 100%, 82%) |
| OKLCH | oklch(85.5% 0.078 243.1) |
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 #A3D6FF | 1.54:1 | Fails | Lc -28.2 | Dividers and decoration only |
| Black text on #A3D6FF | 13.61:1 | AAA | Lc 78.8 | Fine for body text |
| #A3D6FF text on white | 1.54:1 | Fails | Lc 24.9 | Dividers and decoration only |
| #A3D6FF text on black | 13.61:1 | AAA | Lc -78.2 | 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
#EEF7FE
oklch(97.1% 0.013 241)
-
Step 100
100
#DAEDFC
oklch(93.7% 0.029 241.6)
-
Step 200
200 (this color)
#A3D6FF
oklch(85.5% 0.078 243.1)
-
Step 300
300
#86C8FD
oklch(80.8% 0.101 243.7)
-
Step 400
400
#25A9FC
oklch(70.7% 0.161 243.3)
-
Step 500
500
#0091DD
oklch(63.1% 0.152 242.9)
-
Step 600
600
#007ABB
oklch(55.7% 0.134 242.9)
-
Step 700
700
#00669E
oklch(49% 0.119 243.2)
-
Step 800
800
#005483
oklch(42.8% 0.104 243)
-
Step 900
900
#00466E
oklch(37.8% 0.091 242.8)
-
Step 950
950
#002943
oklch(27% 0.065 242.6)
#A3D6FF 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) | #C5D6FF | 0.041 |
| Deuteranopia (no green cones) | #B9CCFE | 0.034 |
| Tritanopia (no blue cones) | #84E0E3 | 0.064 |
| Achromatopsia (no color) | #D0D0D0 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3D6FF
#A3D6FF
oklch(85.5% 0.078 243.1)
- #F5C59A
#F5C59A
oklch(85.6% 0.079 63.3)
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 #A3D6FF, 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 Sky Blue #87CEFA ΔE 0.039
- Sky Blue #87CEEB ΔE 0.047
- Light Blue Grey #B7C9E2 ΔE 0.047
- Sky #82CAFC ΔE 0.050
- Light Periwinkle #C1C6FC ΔE 0.051
- Powder Blue #B0E0E6 ΔE 0.053
Use #A3D6FF 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.