#AECFDE
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.5% 0.041 227.1), rgb(174, 207, 222).
Aa
Black text reads best on this color (12.77:1).
About this color
#AECFDE is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.041 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.021 away. Black text reads best on it, at 12.77:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.77:1 |
| White text | 1.64:1 |
Values
| HEX | #AECFDE |
| RGB | rgb(174, 207, 222) |
| HSL | hsl(199, 42%, 78%) |
| OKLCH | oklch(83.5% 0.041 227.1) |
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 #AECFDE | 1.64:1 | Fails | Lc -32.2 | Non-text elements, placeholder text |
| Black text on #AECFDE | 12.77:1 | AAA | Lc 75.3 | Fine for body text |
| #AECFDE text on white | 1.64:1 | Fails | Lc 28.5 | Dividers and decoration only |
| #AECFDE text on black | 12.77:1 | AAA | Lc -74.4 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECF0
oklch(93.7% 0.012 223.5)
-
Step 200
200
#CADDE5
oklch(88.6% 0.023 224.9)
-
Step 300
300 (this color)
#AECFDE
oklch(83.5% 0.041 227.1)
-
Step 400
400
#74A9C1
oklch(70.6% 0.066 228)
-
Step 500
500
#4C94B1
oklch(63.2% 0.084 226.7)
-
Step 600
600
#2B7E9D
oklch(55.7% 0.091 227)
-
Step 700
700
#1C6A86
oklch(49.2% 0.085 227)
-
Step 800
800
#1B566D
oklch(42.6% 0.07 228.1)
-
Step 900
900
#1D4758
oklch(37.6% 0.055 227.5)
-
Step 950
950
#122A34
oklch(27.1% 0.035 227.4)
#AECFDE 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) | #C7CDDF | 0.032 |
| Deuteranopia (no green cones) | #C0C7DE | 0.030 |
| Tritanopia (no blue cones) | #A0D4D4 | 0.028 |
| Achromatopsia (no color) | #CACACA | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AECFDE
#AECFDE
oklch(83.5% 0.041 227.1)
- #E1C2B3
#E1C2B3
oklch(83.7% 0.041 47.4)
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 #AECFDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.021
- Light Blue #ADD8E6 ΔE 0.023
- Light Steel Blue #B0C4DE ΔE 0.030
- Celeste #A8DADC ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.034
- Powder Blue #B0E0E6 ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.045
- Sky Blue #87CEEB ΔE 0.046
Use #AECFDE 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.