#AEC2E2
Closest named color: Light Steel Blue (#B0C4DE). oklch(81% 0.05 259.8), rgb(174, 194, 226).
Aa
Black text reads best on this color (11.61:1).
About this color
#AEC2E2 is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.050 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.009 away. Black text reads best on it, at 11.61:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.61:1 |
| White text | 1.80:1 |
Values
| HEX | #AEC2E2 |
| RGB | rgb(174, 194, 226) |
| HSL | hsl(217, 47%, 78%) |
| OKLCH | oklch(81% 0.05 259.8) |
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 #AEC2E2 | 1.80:1 | Fails | Lc -37.7 | Non-text elements, placeholder text |
| Black text on #AEC2E2 | 11.61:1 | AAA | Lc 70.2 | Content text, not long reading |
| #AEC2E2 text on white | 1.80:1 | Fails | Lc 33.6 | Non-text elements, placeholder text |
| #AEC2E2 text on black | 11.61:1 | AAA | Lc -69.0 | 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
#F3F6FA
oklch(97.2% 0.006 255.5)
-
Step 100
100
#E4EAF4
oklch(93.5% 0.015 260.7)
-
Step 200
200
#CEDAEC
oklch(88.5% 0.028 258.4)
-
Step 300
300 (this color)
#AEC2E2
oklch(81% 0.05 259.8)
-
Step 400
400
#83A2D3
oklch(70.7% 0.08 259.4)
-
Step 500
500
#648AC8
oklch(63.2% 0.103 259.9)
-
Step 600
600
#4B73B4
oklch(55.6% 0.111 259.7)
-
Step 700
700
#3C609B
oklch(49.1% 0.104 259.8)
-
Step 800
800
#324F7E
oklch(42.8% 0.086 259.7)
-
Step 900
900
#2C4265
oklch(37.8% 0.066 259.4)
-
Step 950
950
#1A273B
oklch(27.1% 0.042 258.8)
#AEC2E2 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) | #B8C3E4 | 0.014 |
| Deuteranopia (no green cones) | #B2BEE1 | 0.011 |
| Tritanopia (no blue cones) | #A1C9CC | 0.045 |
| Achromatopsia (no color) | #C1C1C1 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AEC2E2
#AEC2E2
oklch(81% 0.05 259.8)
- #D2BE9D
#D2BE9D
oklch(81% 0.05 80.2)
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 #AEC2E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.009
- Cloudy Blue #ACC2D9 ΔE 0.014
- Light Blue Grey #B7C9E2 ΔE 0.023
- Light Cornflower Blue #98C1D9 ΔE 0.031
- Light Grey Blue #9DBCD4 ΔE 0.033
- Baby Blue #A2CFFE ΔE 0.044
- Pastel Blue #A2BFFE ΔE 0.045
- Light Periwinkle #C1C6FC ΔE 0.046
Use #AEC2E2 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.