#A3CEFC
Closest named color: Baby Blue (#A2CFFE). oklch(83.7% 0.079 250.5), rgb(163, 206, 252).
Aa
Black text reads best on this color (12.79:1).
About this color
#A3CEFC is a light, moderately saturated blue. In OKLCH its lightness is 84%, its chroma 0.079 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.003 away. Black text reads best on it, at 12.79:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.79:1 |
| White text | 1.64:1 |
Values
| HEX | #A3CEFC |
| RGB | rgb(163, 206, 252) |
| HSL | hsl(211, 94%, 81%) |
| OKLCH | oklch(83.7% 0.079 250.5) |
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 #A3CEFC | 1.64:1 | Fails | Lc -32.1 | Non-text elements, placeholder text |
| Black text on #A3CEFC | 12.79:1 | AAA | Lc 75.4 | Fine for body text |
| #A3CEFC text on white | 1.64:1 | Fails | Lc 28.4 | Dividers and decoration only |
| #A3CEFC text on black | 12.79:1 | AAA | Lc -74.5 | 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
#F0F6FD
oklch(97.1% 0.011 252.1)
-
Step 100
100
#DFEBF9
oklch(93.5% 0.023 252.2)
-
Step 200
200
#C4DCF6
oklch(88.5% 0.044 250.4)
-
Step 300
300 (this color)
#A3CEFC
oklch(83.7% 0.079 250.5)
-
Step 400
400
#5FA5ED
oklch(70.7% 0.128 250.7)
-
Step 500
500
#288DE7
oklch(63.2% 0.162 250.4)
-
Step 600
600
#0075CC
oklch(55.6% 0.16 250.6)
-
Step 700
700
#0062AD
oklch(49.1% 0.142 250.8)
-
Step 800
800
#00508F
oklch(42.6% 0.123 250.8)
-
Step 900
900
#034377
oklch(37.7% 0.106 250.4)
-
Step 950
950
#072846
oklch(27.2% 0.067 250.1)
#A3CEFC 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) | #BDCFFE | 0.032 |
| Deuteranopia (no green cones) | #B2C6FB | 0.026 |
| Tritanopia (no blue cones) | #86D8DD | 0.067 |
| Achromatopsia (no color) | #CACACA | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3CEFC
#A3CEFC
oklch(83.7% 0.079 250.5)
- #EBC191
#EBC191
oklch(83.6% 0.079 70.2)
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 #A3CEFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.003
- Light Sky Blue #87CEFA ΔE 0.030
- Sky #82CAFC ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.040
- Light Periwinkle #C1C6FC ΔE 0.040
- Sky Blue #87CEEB ΔE 0.041
- Pastel Blue #A2BFFE ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.044
Use #A3CEFC 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.