#AECEF4
Closest named color: Baby Blue (#A2CFFE). oklch(84.1% 0.064 252.9), rgb(174, 206, 244).
Aa
Black text reads best on this color (12.93:1).
About this color
#AECEF4 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.064 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.018 away. Black text reads best on it, at 12.93:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.93:1 |
| White text | 1.62:1 |
Values
| HEX | #AECEF4 |
| RGB | rgb(174, 206, 244) |
| HSL | hsl(213, 76%, 82%) |
| OKLCH | oklch(84.1% 0.064 252.9) |
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 #AECEF4 | 1.62:1 | Fails | Lc -31.4 | Non-text elements, placeholder text |
| Black text on #AECEF4 | 12.93:1 | AAA | Lc 75.9 | Fine for body text |
| #AECEF4 text on white | 1.62:1 | Fails | Lc 27.9 | Dividers and decoration only |
| #AECEF4 text on black | 12.93:1 | AAA | Lc -75.1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBF1
oklch(88.5% 0.036 253.5)
-
Step 300
300 (this color)
#AECEF4
oklch(84.1% 0.064 252.9)
-
Step 400
400
#72A4DF
oklch(70.7% 0.102 253.2)
-
Step 500
500
#4B8CD6
oklch(63.1% 0.131 253.2)
-
Step 600
600
#2B75C3
oklch(55.7% 0.141 252.8)
-
Step 700
700
#1D62A8
oklch(49.2% 0.13 252.6)
-
Step 800
800
#1B5088
oklch(42.7% 0.108 252.9)
-
Step 900
900
#1D436D
oklch(37.8% 0.084 252.9)
-
Step 950
950
#122740
oklch(26.9% 0.054 254)
#AECEF4 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) | #C0CFF6 | 0.023 |
| Deuteranopia (no green cones) | #B8C8F3 | 0.019 |
| Tritanopia (no blue cones) | #9AD6DA | 0.055 |
| Achromatopsia (no color) | #CBCBCB | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AECEF4
#AECEF4
oklch(84.1% 0.064 252.9)
- #E5C59D
#E5C59D
oklch(84.1% 0.064 73)
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 #AECEF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.018
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Steel Blue #B0C4DE ΔE 0.034
- Light Periwinkle #C1C6FC ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.038
- Cloudy Blue #ACC2D9 ΔE 0.043
- Light Sky Blue #87CEFA ΔE 0.043
- Sky Blue #87CEEB ΔE 0.047
Use #AECEF4 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.