#A3C0EE
Closest named color: Pastel Blue (#A2BFFE). oklch(80.2% 0.073 259.5), rgb(163, 192, 238).
Aa
Black text reads best on this color (11.33:1).
About this color
#A3C0EE is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.073 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.024 away. Black text reads best on it, at 11.33:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.33:1 |
| White text | 1.85:1 |
Values
| HEX | #A3C0EE |
| RGB | rgb(163, 192, 238) |
| HSL | hsl(217, 69%, 79%) |
| OKLCH | oklch(80.2% 0.073 259.5) |
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 #A3C0EE | 1.85:1 | Fails | Lc -39.1 | Non-text elements, placeholder text |
| Black text on #A3C0EE | 11.33:1 | AAA | Lc 69.0 | Content text, not long reading |
| #A3C0EE text on white | 1.85:1 | Fails | Lc 34.9 | Non-text elements, placeholder text |
| #A3C0EE text on black | 11.33:1 | AAA | Lc -67.7 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF8
oklch(93.5% 0.021 261.8)
-
Step 200
200
#CADAF5
oklch(88.5% 0.041 260.9)
-
Step 300
300 (this color)
#A3C0EE
oklch(80.2% 0.073 259.5)
-
Step 400
400
#74A1E9
oklch(70.6% 0.117 259.5)
-
Step 500
500
#5088E2
oklch(63.1% 0.148 259.5)
-
Step 600
600
#3370D0
oklch(55.7% 0.161 259.3)
-
Step 700
700
#265DB4
oklch(49.1% 0.15 259.4)
-
Step 800
800
#214C92
oklch(42.6% 0.125 259.7)
-
Step 900
900
#204074
oklch(37.6% 0.097 259.6)
-
Step 950
950
#132644
oklch(27% 0.061 259.2)
#A3C0EE 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) | #B0C2F0 | 0.018 |
| Deuteranopia (no green cones) | #A8BBED | 0.014 |
| Tritanopia (no blue cones) | #8DCACF | 0.065 |
| Achromatopsia (no color) | #BEBEBE | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3C0EE
#A3C0EE
oklch(80.2% 0.073 259.5)
- #D8BA89
#D8BA89
oklch(80.3% 0.073 79.6)
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 #A3C0EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.024
- Light Steel Blue #B0C4DE ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.034
- Light Cornflower Blue #98C1D9 ΔE 0.035
- Light Grey Blue #9DBCD4 ΔE 0.038
- Baby Blue #A2CFFE ΔE 0.040
- Sky #82CAFC ΔE 0.041
- Light Blue Grey #B7C9E2 ΔE 0.043
Use #A3C0EE 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.