#AEC1E2
Closest named color: Light Steel Blue (#B0C4DE). oklch(80.7% 0.051 261.5), rgb(174, 193, 226).
Aa
Black text reads best on this color (11.52:1).
About this color
#AEC1E2 is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.051 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.012 away. Black text reads best on it, at 11.52:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.52:1 |
| White text | 1.82:1 |
Values
| HEX | #AEC1E2 |
| RGB | rgb(174, 193, 226) |
| HSL | hsl(218, 47%, 78%) |
| OKLCH | oklch(80.7% 0.051 261.5) |
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 #AEC1E2 | 1.82:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #AEC1E2 | 11.52:1 | AAA | Lc 69.8 | Content text, not long reading |
| #AEC1E2 text on white | 1.82:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #AEC1E2 text on black | 11.52:1 | AAA | Lc -68.6 | 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
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CFDAED
oklch(88.6% 0.029 261.5)
-
Step 300
300 (this color)
#AEC1E2
oklch(80.7% 0.051 261.5)
-
Step 400
400
#84A1D4
oklch(70.6% 0.082 261.5)
-
Step 500
500
#6589C9
oklch(63% 0.105 261.4)
-
Step 600
600
#4D72B6
oklch(55.6% 0.114 261.7)
-
Step 700
700
#3E5F9C
oklch(49% 0.106 261.8)
-
Step 800
800
#334E7F
oklch(42.7% 0.088 261.5)
-
Step 900
900
#2D4166
oklch(37.7% 0.069 262)
-
Step 950
950
#1A263C
oklch(26.9% 0.045 261.9)
#AEC1E2 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) | #B6C3E4 | 0.012 |
| Deuteranopia (no green cones) | #B1BEE1 | 0.008 |
| Tritanopia (no blue cones) | #A1C8CC | 0.045 |
| Achromatopsia (no color) | #C0C0C0 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC1E2
#AEC1E2
oklch(80.7% 0.051 261.5)
- #D1BD9B
#D1BD9B
oklch(80.7% 0.051 80.9)
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 #AEC1E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.012
- Cloudy Blue #ACC2D9 ΔE 0.015
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Cornflower Blue #98C1D9 ΔE 0.031
- Light Grey Blue #9DBCD4 ΔE 0.032
- Pastel Blue #A2BFFE ΔE 0.044
- Baby Blue #A2CFFE ΔE 0.046
- Light Periwinkle #C1C6FC ΔE 0.046
Use #AEC1E2 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.