#AEB9DE
Closest named color: Cloudy Blue (#ACC2D9). oklch(79% 0.054 272.1), rgb(174, 185, 222).
Aa
Black text reads best on this color (10.79:1).
About this color
#AEB9DE is a light, muted blue. In OKLCH its lightness is 79%, its chroma 0.054 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.027 away. Black text reads best on it, at 10.79:1.
| Hue family | Blues |
| Lightness | light (79%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.79:1 |
| White text | 1.94:1 |
Values
| HEX | #AEB9DE |
| RGB | rgb(174, 185, 222) |
| HSL | hsl(226, 42%, 78%) |
| OKLCH | oklch(79% 0.054 272.1) |
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 #AEB9DE | 1.94:1 | Fails | Lc -41.7 | Non-text elements, placeholder text |
| Black text on #AEB9DE | 10.79:1 | AAA | Lc 66.5 | Content text, not long reading |
| #AEB9DE text on white | 1.94:1 | Fails | Lc 37.4 | Non-text elements, placeholder text |
| #AEB9DE text on black | 10.79:1 | AAA | Lc -65.1 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300 (this color)
#AEB9DE
oklch(79% 0.054 272.1)
-
Step 400
400
#8E9ED7
oklch(70.8% 0.086 272)
-
Step 500
500
#7284CC
oklch(63% 0.111 272.2)
-
Step 600
600
#5B6DB9
oklch(55.6% 0.12 271.9)
-
Step 700
700
#4B5BA0
oklch(49.2% 0.112 271.9)
-
Step 800
800
#3E4A81
oklch(42.6% 0.092 272.6)
-
Step 900
900
#343E68
oklch(37.6% 0.073 272.3)
-
Step 950
950
#1F253D
oklch(27.1% 0.046 272.4)
#AEB9DE 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) | #AEBCE0 | 0.008 |
| Deuteranopia (no green cones) | #ABB8DD | 0.005 |
| Tritanopia (no blue cones) | #A2C0C5 | 0.049 |
| Achromatopsia (no color) | #BABABA | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEB9DE
#AEB9DE
oklch(79% 0.054 272.1)
- #C7BA93
#C7BA93
oklch(79% 0.055 91.8)
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 #AEB9DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.027
- Light Grey Blue #9DBCD4 ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.030
- Light Cornflower Blue #98C1D9 ΔE 0.036
- Light Blue Grey #B7C9E2 ΔE 0.045
- Pastel Blue #A2BFFE ΔE 0.045
- French Gray #ADB5BD ΔE 0.046
- Light Periwinkle #C1C6FC ΔE 0.057
Use #AEB9DE 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.