#AEC1D2
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.2% 0.032 245.2), rgb(174, 193, 210).
Aa
Black text reads best on this color (11.35:1).
About this color
#AEC1D2 is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.032 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.010 away. Black text reads best on it, at 11.35:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.35:1 |
| White text | 1.84:1 |
Values
| HEX | #AEC1D2 |
| RGB | rgb(174, 193, 210) |
| HSL | hsl(208, 29%, 75%) |
| OKLCH | oklch(80.2% 0.032 245.2) |
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 #AEC1D2 | 1.84:1 | Fails | Lc -39.0 | Non-text elements, placeholder text |
| Black text on #AEC1D2 | 11.35:1 | AAA | Lc 69.1 | Content text, not long reading |
| #AEC1D2 text on white | 1.84:1 | Fails | Lc 34.8 | Non-text elements, placeholder text |
| #AEC1D2 text on black | 11.35:1 | AAA | Lc -67.8 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBF0
oklch(93.7% 0.009 242.8)
-
Step 200
200
#D0DBE4
oklch(88.6% 0.017 242.5)
-
Step 300
300 (this color)
#AEC1D2
oklch(80.2% 0.032 245.2)
-
Step 400
400
#87A5BF
oklch(70.8% 0.051 244.7)
-
Step 500
500
#688EAF
oklch(63.1% 0.065 245.3)
-
Step 600
600
#4F789A
oklch(55.6% 0.07 244.5)
-
Step 700
700
#406584
oklch(49.2% 0.066 245)
-
Step 800
800
#35526B
oklch(42.7% 0.054 245.5)
-
Step 900
900
#2E4457
oklch(37.7% 0.043 245.3)
-
Step 950
950
#1B2833
oklch(27% 0.027 244.6)
#AEC1D2 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) | #BAC1D3 | 0.016 |
| Deuteranopia (no green cones) | #B6BDD2 | 0.014 |
| Tritanopia (no blue cones) | #A5C5C6 | 0.026 |
| Achromatopsia (no color) | #BEBEBE | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC1D2
#AEC1D2
oklch(80.2% 0.032 245.2)
- #CDBBA9
#CDBBA9
oklch(80.2% 0.032 67.3)
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 #AEC1D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.010
- Light Steel Blue #B0C4DE ΔE 0.017
- Light Grey Blue #9DBCD4 ΔE 0.027
- Light Cornflower Blue #98C1D9 ΔE 0.028
- Light Blue Grey #B7C9E2 ΔE 0.030
- Silver #C0C0C0 ΔE 0.032
- French Gray #ADB5BD ΔE 0.037
- Sky Blue #87CEEB ΔE 0.054
Use #AEC1D2 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.