#AEC0DD
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.4% 0.046 259.9), rgb(174, 192, 221).
Aa
Black text reads best on this color (11.38:1).
About this color
#AEC0DD is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.046 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.009 away. Black text reads best on it, at 11.38:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.38:1 |
| White text | 1.84:1 |
Values
| HEX | #AEC0DD |
| RGB | rgb(174, 192, 221) |
| HSL | hsl(217, 41%, 77%) |
| OKLCH | oklch(80.4% 0.046 259.9) |
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 #AEC0DD | 1.84:1 | Fails | Lc -38.8 | Non-text elements, placeholder text |
| Black text on #AEC0DD | 11.38:1 | AAA | Lc 69.2 | Content text, not long reading |
| #AEC0DD text on white | 1.84:1 | Fails | Lc 34.7 | Non-text elements, placeholder text |
| #AEC0DD text on black | 11.38:1 | AAA | Lc -67.9 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E5EAF3
oklch(93.6% 0.013 262.4)
-
Step 200
200
#D0DAEA
oklch(88.6% 0.025 259.8)
-
Step 300
300 (this color)
#AEC0DD
oklch(80.4% 0.046 259.9)
-
Step 400
400
#86A2CF
oklch(70.8% 0.073 259.8)
-
Step 500
500
#688AC2
oklch(63.1% 0.093 260.1)
-
Step 600
600
#4F73AE
oklch(55.5% 0.101 259.9)
-
Step 700
700
#406096
oklch(49% 0.095 260.4)
-
Step 800
800
#354F7A
oklch(42.7% 0.079 260)
-
Step 900
900
#2E4262
oklch(37.8% 0.061 259.5)
-
Step 950
950
#1B2739
oklch(27.1% 0.038 258.3)
#AEC0DD 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) | #B7C1DE | 0.012 |
| Deuteranopia (no green cones) | #B2BDDC | 0.009 |
| Tritanopia (no blue cones) | #A2C6C9 | 0.041 |
| Achromatopsia (no color) | #BFBFBF | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC0DD
#AEC0DD
oklch(80.4% 0.046 259.9)
- #CFBC9E
#CFBC9E
oklch(80.3% 0.046 79.2)
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 #AEC0DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.009
- Light Steel Blue #B0C4DE ΔE 0.011
- Light Blue Grey #B7C9E2 ΔE 0.027
- Light Grey Blue #9DBCD4 ΔE 0.028
- Light Cornflower Blue #98C1D9 ΔE 0.028
- Silver #C0C0C0 ΔE 0.046
- French Gray #ADB5BD ΔE 0.047
- Pastel Blue #A2BFFE ΔE 0.050
Use #AEC0DD 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.