#AEC0F4
Closest named color: Pastel Blue (#A2BFFE). oklch(81.2% 0.076 269.8), rgb(174, 192, 244).
Aa
Black text reads best on this color (11.64:1).
About this color
#AEC0F4 is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.076 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.021 away. Black text reads best on it, at 11.64:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.64:1 |
| White text | 1.80:1 |
Values
| HEX | #AEC0F4 |
| RGB | rgb(174, 192, 244) |
| HSL | hsl(225, 76%, 82%) |
| OKLCH | oklch(81.2% 0.076 269.8) |
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 #AEC0F4 | 1.80:1 | Fails | Lc -37.5 | Non-text elements, placeholder text |
| Black text on #AEC0F4 | 11.64:1 | AAA | Lc 70.4 | Content text, not long reading |
| #AEC0F4 text on white | 1.80:1 | Fails | Lc 33.5 | Non-text elements, placeholder text |
| #AEC0F4 text on black | 11.64:1 | AAA | Lc -69.1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E4EAF9
oklch(93.7% 0.021 268.4)
-
Step 200
200
#CED9F6
oklch(88.6% 0.042 269)
-
Step 300
300 (this color)
#AEC0F4
oklch(81.2% 0.076 269.8)
-
Step 400
400
#839CED
oklch(70.7% 0.122 270)
-
Step 500
500
#6581E7
oklch(63.1% 0.156 269.9)
-
Step 600
600
#4E68D5
oklch(55.6% 0.17 270)
-
Step 700
700
#3F56B9
oklch(49.1% 0.158 269.8)
-
Step 800
800
#344796
oklch(42.8% 0.131 269.9)
-
Step 900
900
#2D3C77
oklch(37.6% 0.102 270.2)
-
Step 950
950
#1A2446
oklch(27.1% 0.065 269.4)
#AEC0F4 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) | #B0C4F6 | 0.011 |
| Deuteranopia (no green cones) | #AABEF3 | 0.008 |
| Tritanopia (no blue cones) | #9BCAD2 | 0.068 |
| Achromatopsia (no color) | #C1C1C1 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC0F4
#AEC0F4
oklch(81.2% 0.076 269.8)
- #D5C088
#D5C088
oklch(81.2% 0.077 89.8)
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 #AEC0F4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.021
- Light Periwinkle #C1C6FC ΔE 0.032
- Light Steel Blue #B0C4DE ΔE 0.037
- Baby Blue #A2CFFE ΔE 0.039
- Cloudy Blue #ACC2D9 ΔE 0.041
- Light Blue Grey #B7C9E2 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.050
- Sky #82CAFC ΔE 0.052
Use #AEC0F4 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.