#AECFEB
Closest named color: Light Blue Grey (#B7C9E2). oklch(84% 0.053 244.1), rgb(174, 207, 235).
Aa
Black text reads best on this color (12.92:1).
About this color
#AECFEB is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.053 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.019 away. Black text reads best on it, at 12.92:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.92:1 |
| White text | 1.62:1 |
Values
| HEX | #AECFEB |
| RGB | rgb(174, 207, 235) |
| HSL | hsl(208, 60%, 80%) |
| OKLCH | oklch(84% 0.053 244.1) |
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 #AECFEB | 1.62:1 | Fails | Lc -31.5 | Non-text elements, placeholder text |
| Black text on #AECFEB | 12.92:1 | AAA | Lc 75.9 | Fine for body text |
| #AECFEB text on white | 1.62:1 | Fails | Lc 27.9 | Dividers and decoration only |
| #AECFEB text on black | 12.92:1 | AAA | Lc -75.0 | Fine for body text |
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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCEC
oklch(88.5% 0.03 243.4)
-
Step 300
300 (this color)
#AECFEB
oklch(84% 0.053 244.1)
-
Step 400
400
#72A7D2
oklch(70.8% 0.085 243.9)
-
Step 500
500
#4A90C6
oklch(63.1% 0.108 244)
-
Step 600
600
#2879B3
oklch(55.6% 0.118 244.4)
-
Step 700
700
#1A669A
oklch(49.2% 0.109 244.2)
-
Step 800
800
#19537D
oklch(42.7% 0.091 244.6)
-
Step 900
900
#1C4564
oklch(37.7% 0.07 244.2)
-
Step 950
950
#11293B
oklch(27.1% 0.045 243.2)
#AECFEB 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) | #C4CFEC | 0.028 |
| Deuteranopia (no green cones) | #BCC8EA | 0.024 |
| Tritanopia (no blue cones) | #9DD6D8 | 0.043 |
| Achromatopsia (no color) | #CBCBCB | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AECFEB
#AECFEB
oklch(84% 0.053 244.1)
- #E4C4A7
#E4C4A7
oklch(84% 0.053 64.2)
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 #AECFEB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.019
- Light Blue #ADD8E6 ΔE 0.027
- Light Steel Blue #B0C4DE ΔE 0.029
- Baby Blue #A2CFFE ΔE 0.029
- Cloudy Blue #ACC2D9 ΔE 0.037
- Celeste #A8DADC ΔE 0.042
- Sky Blue #87CEEB ΔE 0.044
- Light Periwinkle #C1C6FC ΔE 0.046
Use #AECFEB 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.