#A3C4E2
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.6% 0.056 246), rgb(163, 196, 226).
Aa
Black text reads best on this color (11.55:1).
About this color
#A3C4E2 is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.056 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.015 away. Black text reads best on it, at 11.55:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.55:1 |
| White text | 1.81:1 |
Values
| HEX | #A3C4E2 |
| RGB | rgb(163, 196, 226) |
| HSL | hsl(209, 52%, 76%) |
| OKLCH | oklch(80.6% 0.056 246) |
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 #A3C4E2 | 1.81:1 | Fails | Lc -38.0 | Non-text elements, placeholder text |
| Black text on #A3C4E2 | 11.55:1 | AAA | Lc 70.0 | Content text, not long reading |
| #A3C4E2 text on white | 1.81:1 | Fails | Lc 33.9 | Non-text elements, placeholder text |
| #A3C4E2 text on black | 11.55:1 | AAA | Lc -68.7 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300 (this color)
#A3C4E2
oklch(80.6% 0.056 246)
-
Step 400
400
#71A6D5
oklch(70.6% 0.089 246.2)
-
Step 500
500
#498FCA
oklch(63% 0.114 246.3)
-
Step 600
600
#2778B7
oklch(55.5% 0.124 246.5)
-
Step 700
700
#18659D
oklch(49.1% 0.114 245.9)
-
Step 800
800
#18537F
oklch(42.8% 0.094 245.5)
-
Step 900
900
#1B4566
oklch(37.8% 0.073 245.3)
-
Step 950
950
#11283C
oklch(26.9% 0.047 246.9)
#A3C4E2 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) | #B8C4E4 | 0.027 |
| Deuteranopia (no green cones) | #B0BDE1 | 0.023 |
| Tritanopia (no blue cones) | #91CBCE | 0.045 |
| Achromatopsia (no color) | #C0C0C0 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3C4E2
#A3C4E2
oklch(80.6% 0.056 246)
- #D9B99A
#D9B99A
oklch(80.6% 0.056 66)
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 #A3C4E2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.015
- Light Steel Blue #B0C4DE ΔE 0.017
- Light Cornflower Blue #98C1D9 ΔE 0.020
- Light Grey Blue #9DBCD4 ΔE 0.027
- Light Blue Grey #B7C9E2 ΔE 0.030
- Sky Blue #87CEEB ΔE 0.037
- Baby Blue #A2CFFE ΔE 0.042
- Light Sky Blue #87CEFA ΔE 0.043
Use #A3C4E2 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.