#AEC0FA
Closest named color: Pastel Blue (#A2BFFE). oklch(81.5% 0.085 271.1), rgb(174, 192, 250).
Aa
Black text reads best on this color (11.72:1).
About this color
#AEC0FA is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.085 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.016 away. Black text reads best on it, at 11.72:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.72:1 |
| White text | 1.79:1 |
Values
| HEX | #AEC0FA |
| RGB | rgb(174, 192, 250) |
| HSL | hsl(226, 88%, 83%) |
| OKLCH | oklch(81.5% 0.085 271.1) |
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 #AEC0FA | 1.79:1 | Fails | Lc -37.2 | Non-text elements, placeholder text |
| Black text on #AEC0FA | 11.72:1 | AAA | Lc 70.7 | Content text, not long reading |
| #AEC0FA text on white | 1.79:1 | Fails | Lc 33.1 | Non-text elements, placeholder text |
| #AEC0FA text on black | 11.72:1 | AAA | Lc -69.5 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CDD8F9
oklch(88.4% 0.047 270.8)
-
Step 300
300 (this color)
#AEC0FA
oklch(81.5% 0.085 271.1)
-
Step 400
400
#829AF5
oklch(70.7% 0.136 271.4)
-
Step 500
500
#647EF1
oklch(63% 0.174 271.1)
-
Step 600
600
#4E64DF
oklch(55.5% 0.188 271.3)
-
Step 700
700
#3F52C2
oklch(49% 0.175 271.1)
-
Step 800
800
#34449D
oklch(42.7% 0.145 271.2)
-
Step 900
900
#2D3B7D
oklch(37.9% 0.113 271.1)
-
Step 950
950
#1A2349
oklch(27.1% 0.071 270.9)
#AEC0FA 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) | #AEC5FD | 0.013 |
| Deuteranopia (no green cones) | #A8BFF9 | 0.008 |
| Tritanopia (no blue cones) | #99CBD4 | 0.075 |
| Achromatopsia (no color) | #C1C1C1 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC0FA
#AEC0FA
oklch(81.5% 0.085 271.1)
- #D7C182
#D7C182
oklch(81.5% 0.085 91)
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 #AEC0FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.016
- Light Periwinkle #C1C6FC ΔE 0.031
- Baby Blue #A2CFFE ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.045
- Light Blue Grey #B7C9E2 ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.050
- Carolina Blue #8AB8FE ΔE 0.051
- Sky #82CAFC ΔE 0.052
Use #AEC0FA 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.