#A0C3EE
Closest named color: Pastel Blue (#A2BFFE). oklch(80.7% 0.072 253.8), rgb(160, 195, 238).
Aa
Black text reads best on this color (11.53:1).
About this color
#A0C3EE is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.072 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.029 away. Black text reads best on it, at 11.53:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.53:1 |
| White text | 1.82:1 |
Values
| HEX | #A0C3EE |
| RGB | rgb(160, 195, 238) |
| HSL | hsl(213, 70%, 78%) |
| OKLCH | oklch(80.7% 0.072 253.8) |
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 #A0C3EE | 1.82:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #A0C3EE | 11.53:1 | AAA | Lc 69.9 | Content text, not long reading |
| #A0C3EE text on white | 1.82:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #A0C3EE text on black | 11.53:1 | AAA | Lc -68.6 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C7DBF4
oklch(88.4% 0.041 254)
-
Step 300
300 (this color)
#A0C3EE
oklch(80.7% 0.072 253.8)
-
Step 400
400
#6CA4E7
oklch(70.8% 0.115 253.7)
-
Step 500
500
#428BE0
oklch(63.1% 0.148 254)
-
Step 600
600
#1D73CD
oklch(55.5% 0.16 253.8)
-
Step 700
700
#0D60B2
oklch(49.1% 0.149 254)
-
Step 800
800
#104F90
oklch(42.7% 0.123 253.7)
-
Step 900
900
#174273
oklch(37.7% 0.096 254.1)
-
Step 950
950
#0F2743
oklch(27% 0.06 253.9)
#A0C3EE 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) | #B3C4F0 | 0.024 |
| Deuteranopia (no green cones) | #AABDED | 0.019 |
| Tritanopia (no blue cones) | #88CCD1 | 0.062 |
| Achromatopsia (no color) | #C0C0C0 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0C3EE
#A0C3EE
oklch(80.7% 0.072 253.8)
- #DCB98C
#DCB98C
oklch(80.6% 0.072 73.5)
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 #A0C3EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.032
- Light Cornflower Blue #98C1D9 ΔE 0.032
- Baby Blue #A2CFFE ΔE 0.034
- Sky #82CAFC ΔE 0.036
- Light Sky Blue #87CEFA ΔE 0.036
- Light Grey Blue #9DBCD4 ΔE 0.038
Use #A0C3EE 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.