#AECEE4
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.5% 0.046 238.2), rgb(174, 206, 228).
Aa
Black text reads best on this color (12.74:1).
About this color
#AECEE4 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.046 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.016 away. Black text reads best on it, at 12.74:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.046) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.74:1 |
| White text | 1.64:1 |
Values
| HEX | #AECEE4 |
| RGB | rgb(174, 206, 228) |
| HSL | hsl(204, 50%, 79%) |
| OKLCH | oklch(83.5% 0.046 238.2) |
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 #AECEE4 | 1.64:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #AECEE4 | 12.74:1 | AAA | Lc 75.1 | Fine for body text |
| #AECEE4 text on white | 1.64:1 | Fails | Lc 28.7 | Dividers and decoration only |
| #AECEE4 text on black | 12.74:1 | AAA | Lc -74.2 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CADCE8
oklch(88.5% 0.025 236.9)
-
Step 300
300 (this color)
#AECEE4
oklch(83.5% 0.046 238.2)
-
Step 400
400
#74A8CA
oklch(70.8% 0.074 237.9)
-
Step 500
500
#4D91BC
oklch(63% 0.095 238.5)
-
Step 600
600
#2D7BA8
oklch(55.6% 0.102 238.1)
-
Step 700
700
#1E6790
oklch(49% 0.096 238.4)
-
Step 800
800
#1C5575
oklch(42.8% 0.079 237.5)
-
Step 900
900
#1E465E
oklch(37.7% 0.061 237.7)
-
Step 950
950
#132937
oklch(27% 0.038 238.3)
#AECEE4 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) | #C5CDE5 | 0.029 |
| Deuteranopia (no green cones) | #BDC7E4 | 0.025 |
| Tritanopia (no blue cones) | #9FD4D5 | 0.036 |
| Achromatopsia (no color) | #CACACA | 0.046 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AECEE4
#AECEE4
oklch(83.5% 0.046 238.2)
- #E1C2AC
#E1C2AC
oklch(83.5% 0.046 57.4)
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 #AECEE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.016
- Light Steel Blue #B0C4DE ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.026
- Cloudy Blue #ACC2D9 ΔE 0.032
- Baby Blue #A2CFFE ΔE 0.038
- Celeste #A8DADC ΔE 0.038
- Sky Blue #87CEEB ΔE 0.043
- Light Cornflower Blue #98C1D9 ΔE 0.047
Use #AECEE4 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.