#AEC1CD
Closest named color: Cloudy Blue (#ACC2D9). oklch(80% 0.027 235.5), rgb(174, 193, 205).
Aa
Black text reads best on this color (11.30:1).
About this color
#AEC1CD is a light close to neutral grey. In OKLCH its lightness is 80%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.017 away. Black text reads best on it, at 11.30:1.
| Hue family | Neutrals |
| Lightness | light (80%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.30:1 |
| White text | 1.85:1 |
Values
| HEX | #AEC1CD |
| RGB | rgb(174, 193, 205) |
| HSL | hsl(203, 24%, 74%) |
| OKLCH | oklch(80% 0.027 235.5) |
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 #AEC1CD | 1.85:1 | Fails | Lc -39.2 | Non-text elements, placeholder text |
| Black text on #AEC1CD | 11.30:1 | AAA | Lc 68.9 | Content text, not long reading |
| #AEC1CD text on white | 1.85:1 | Fails | Lc 35.0 | Non-text elements, placeholder text |
| #AEC1CD text on black | 11.30:1 | AAA | Lc -67.5 | 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
#D0DBE2
oklch(88.5% 0.015 235.4)
-
Step 300
300 (this color)
#AEC1CD
oklch(80% 0.027 235.5)
-
Step 400
400
#87A5B8
oklch(70.6% 0.043 236)
-
Step 500
500
#698FA6
oklch(63% 0.055 235.4)
-
Step 600
600
#507992
oklch(55.6% 0.06 236.1)
-
Step 700
700
#40667C
oklch(49.1% 0.056 234.9)
-
Step 800
800
#355365
oklch(42.6% 0.047 235.7)
-
Step 900
900
#2F4552
oklch(37.8% 0.035 234.9)
-
Step 950
950
#1C2830
oklch(26.9% 0.022 237.9)
#AEC1CD 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) | #BCC0CE | 0.019 |
| Deuteranopia (no green cones) | #B7BDCD | 0.015 |
| Tritanopia (no blue cones) | #A6C4C5 | 0.019 |
| Achromatopsia (no color) | #BEBEBE | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC1CD
#AEC1CD
oklch(80% 0.027 235.5)
- #CCBAAE
#CCBAAE
oklch(80.1% 0.027 56)
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 #AEC1CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.017
- Light Steel Blue #B0C4DE ΔE 0.024
- Silver #C0C0C0 ΔE 0.028
- Light Grey Blue #9DBCD4 ΔE 0.029
- Light Cornflower Blue #98C1D9 ΔE 0.030
- French Gray #ADB5BD ΔE 0.034
- Light Blue Grey #B7C9E2 ΔE 0.035
- Sky Blue #87CEEB ΔE 0.057
Use #AEC1CD 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.