#AEC8EF
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.7% 0.062 258.4), rgb(174, 200, 239).
Aa
Black text reads best on this color (12.30:1).
About this color
#AEC8EF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.062 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.022 away. Black text reads best on it, at 12.30:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.30:1 |
| White text | 1.70:1 |
Values
| HEX | #AEC8EF |
| RGB | rgb(174, 200, 239) |
| HSL | hsl(216, 67%, 81%) |
| OKLCH | oklch(82.7% 0.062 258.4) |
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 #AEC8EF | 1.70:1 | Fails | Lc -34.4 | Non-text elements, placeholder text |
| Black text on #AEC8EF | 12.30:1 | AAA | Lc 73.3 | Content text, not long reading |
| #AEC8EF text on white | 1.70:1 | Fails | Lc 30.6 | Non-text elements, placeholder text |
| #AEC8EF text on black | 12.30:1 | AAA | Lc -72.2 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CCDAF0
oklch(88.5% 0.034 259.4)
-
Step 300
300 (this color)
#AEC8EF
oklch(82.7% 0.062 258.4)
-
Step 400
400
#7AA2DE
oklch(70.7% 0.099 258.3)
-
Step 500
500
#588AD5
oklch(63.2% 0.126 258.3)
-
Step 600
600
#3D72C2
oklch(55.6% 0.137 258.5)
-
Step 700
700
#2F5FA8
oklch(49.1% 0.128 258.7)
-
Step 800
800
#274E88
oklch(42.7% 0.106 258.3)
-
Step 900
900
#25416D
oklch(37.6% 0.083 259.1)
-
Step 950
950
#162740
oklch(27.2% 0.052 257.9)
#AEC8EF 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) | #BBCAF1 | 0.018 |
| Deuteranopia (no green cones) | #B4C3EE | 0.014 |
| Tritanopia (no blue cones) | #9CD0D5 | 0.054 |
| Achromatopsia (no color) | #C6C6C6 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC8EF
#AEC8EF
oklch(82.7% 0.062 258.4)
- #DDC299
#DDC299
oklch(82.7% 0.062 78.1)
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 #AEC8EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.022
- Light Steel Blue #B0C4DE ΔE 0.023
- Baby Blue #A2CFFE ΔE 0.026
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Periwinkle #C1C6FC ΔE 0.033
- Pastel Blue #A2BFFE ΔE 0.040
- Light Sky Blue #87CEFA ΔE 0.044
- Light Cornflower Blue #98C1D9 ΔE 0.045
Use #AEC8EF 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.