#AEC4CE
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.7% 0.028 226.9), rgb(174, 196, 206).
Aa
Black text reads best on this color (11.58:1).
About this color
#AEC4CE is a light close to neutral grey. In OKLCH its lightness is 81%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.018 away. Black text reads best on it, at 11.58:1.
| Hue family | Neutrals |
| Lightness | light (81%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.58:1 |
| White text | 1.81:1 |
Values
| HEX | #AEC4CE |
| RGB | rgb(174, 196, 206) |
| HSL | hsl(199, 25%, 75%) |
| OKLCH | oklch(80.7% 0.028 226.9) |
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 #AEC4CE | 1.81:1 | Fails | Lc -37.8 | Non-text elements, placeholder text |
| Black text on #AEC4CE | 11.58:1 | AAA | Lc 70.1 | Content text, not long reading |
| #AEC4CE text on white | 1.81:1 | Fails | Lc 33.8 | Non-text elements, placeholder text |
| #AEC4CE text on black | 11.58:1 | AAA | Lc -68.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#CFDBE1
oklch(88.4% 0.015 229)
-
Step 300
300 (this color)
#AEC4CE
oklch(80.7% 0.028 226.9)
-
Step 400
400
#84A7B6
oklch(70.8% 0.044 225.9)
-
Step 500
500
#6491A4
oklch(63.1% 0.057 226.2)
-
Step 600
600
#4A7B90
oklch(55.7% 0.062 227.3)
-
Step 700
700
#3B677A
oklch(49% 0.057 227.7)
-
Step 800
800
#315463
oklch(42.6% 0.048 227.3)
-
Step 900
900
#2C4651
oklch(37.8% 0.037 226.5)
-
Step 950
950
#1A292F
oklch(27% 0.023 224.8)
#AEC4CE 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) | #BFC3CF | 0.022 |
| Deuteranopia (no green cones) | #BABFCE | 0.020 |
| Tritanopia (no blue cones) | #A5C7C7 | 0.019 |
| Achromatopsia (no color) | #C0C0C0 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC4CE
#AEC4CE
oklch(80.7% 0.028 226.9)
- #D0BBB1
#D0BBB1
oklch(80.7% 0.028 47.2)
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 #AEC4CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.018
- Light Steel Blue #B0C4DE ΔE 0.024
- Silver #C0C0C0 ΔE 0.028
- Light Blue Grey #B7C9E2 ΔE 0.032
- Light Cornflower Blue #98C1D9 ΔE 0.033
- Light Grey Blue #9DBCD4 ΔE 0.035
- French Gray #ADB5BD ΔE 0.041
- Ash Gray #BFC8AD ΔE 0.054
Use #AEC4CE 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.