Cloudy Blue #ACC2D9
Cloudy Blue is a light, muted blue with hex code #ACC2D9 and RGB rgb(172, 194, 217).
Aa
Black text reads best on this color (11.47:1).
About this color
#ACC2D9 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.041 and its hue 250°. Its hue sits on the cool side of the wheel. It is the named color Cloudy Blue. Black text reads best on it, at 11.47:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Cloudy Blue |
| Black text | 11.47:1 |
| White text | 1.83:1 |
Colors that go with Cloudy Blue
Matches found by rotating Cloudy Blue around the OKLCH hue wheel, each labelled with the closest name in our list.
Analogous
Neighbouring hues, 30° either side.
Triadic
Three hues spaced 120° apart.
Color palettes with Cloudy Blue
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Cloudy Blue, closest first.
Similar named colors
The eight named colors closest to Cloudy Blue, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.010
- Light Cornflower Blue #98C1D9 ΔE 0.025
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Grey Blue #9DBCD4 ΔE 0.026
- Silver #C0C0C0 ΔE 0.041
- French Gray #ADB5BD ΔE 0.044
- Sky Blue #87CEEB ΔE 0.049
- Baby Blue #A2CFFE ΔE 0.053
More about Cloudy Blue
How to make Cloudy Blue
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 3 parts white
- 2 parts gray
- 1 part blue
Recipe result: #AAC5D0, a difference of ΔE 0.018 from Cloudy Blue. That is very close: most people will not see the difference.
Codes for Cloudy Blue in every format
| HEX | #ACC2D9 |
| RGB | rgb(172, 194, 217) |
| HSL | hsl(211, 37%, 76%) |
| OKLCH | oklch(80.5% 0.041 249.5) |
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 #ACC2D9 | 1.83:1 | Fails | Lc -38.4 | Non-text elements, placeholder text |
| Black text on #ACC2D9 | 11.47:1 | AAA | Lc 69.6 | Content text, not long reading |
| #ACC2D9 text on white | 1.83:1 | Fails | Lc 34.3 | Non-text elements, placeholder text |
| #ACC2D9 text on black | 11.47:1 | AAA | Lc -68.3 | Content text, not long reading |
Shades and tints of Cloudy Blue
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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CEDBE8
oklch(88.6% 0.023 248.1)
-
Step 300
300 (this color)
#ACC2D9
oklch(80.5% 0.041 249.5)
-
Step 400
400
#82A4C8
oklch(70.6% 0.065 250.2)
-
Step 500
500
#628DBA
oklch(63% 0.083 250.3)
-
Step 600
600
#4877A6
oklch(55.6% 0.09 249.7)
-
Step 700
700
#39648E
oklch(49.1% 0.083 249.3)
-
Step 800
800
#2F5273
oklch(42.7% 0.069 248.4)
-
Step 900
900
#2A445D
oklch(37.7% 0.054 248.5)
-
Step 950
950
#192837
oklch(27.1% 0.035 249.2)
Cloudy Blue 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) | #BAC2DA | 0.018 |
| Deuteranopia (no green cones) | #B4BDD9 | 0.016 |
| Tritanopia (no blue cones) | #A0C7C9 | 0.034 |
| Achromatopsia (no color) | #BFBFBF | 0.041 |
Use Cloudy Blue 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.