#A3DCEF
Closest named color: Light Blue (#ADD8E6). oklch(86.2% 0.064 220.5), rgb(163, 220, 239).
Aa
Black text reads best on this color (14.04:1).
About this color
#A3DCEF is a light, muted teal or cyan. In OKLCH its lightness is 86%, its chroma 0.064 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.016 away. Black text reads best on it, at 14.04:1.
| Hue family | Teals and cyans |
| Lightness | light (86%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.04:1 |
| White text | 1.49:1 |
Values
| HEX | #A3DCEF |
| RGB | rgb(163, 220, 239) |
| HSL | hsl(195, 70%, 79%) |
| OKLCH | oklch(86.2% 0.064 220.5) |
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 #A3DCEF | 1.49:1 | Fails | Lc -26.3 | Dividers and decoration only |
| Black text on #A3DCEF | 14.04:1 | AAA | Lc 80.5 | Fine for body text |
| #A3DCEF text on white | 1.49:1 | Fails | Lc 23.2 | Dividers and decoration only |
| #A3DCEF text on black | 14.04:1 | AAA | Lc -80.0 | Fine for body text |
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 200.
-
Step 50
50
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#D9EEF5
oklch(93.6% 0.024 219.7)
-
Step 200
200 (this color)
#A3DCEF
oklch(86.2% 0.064 220.5)
-
Step 300
300
#82CDE6
oklch(80.8% 0.082 221.2)
-
Step 400
400
#00B2D8
oklch(70.7% 0.129 220.4)
-
Step 500
500
#0099BA
oklch(63.2% 0.115 220.3)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C84
oklch(49.2% 0.09 220.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#004A5B
oklch(37.8% 0.069 219.8)
-
Step 950
950
#002C37
oklch(27.1% 0.049 219.4)
#A3DCEF 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) | #D0D9F0 | 0.054 |
| Deuteranopia (no green cones) | #C4CFEF | 0.049 |
| Tritanopia (no blue cones) | #89E3E2 | 0.040 |
| Achromatopsia (no color) | #D3D3D3 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3DCEF
#A3DCEF
oklch(86.2% 0.064 220.5)
- #F7C4B2
#F7C4B2
oklch(86.1% 0.064 40.3)
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 #A3DCEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.016
- Powder Blue #B0E0E6 ΔE 0.024
- Celeste #A8DADC ΔE 0.025
- Baby Blue #A2CFFE ΔE 0.047
- Robin's Egg Blue #98EFF9 ΔE 0.048
- Light Blue Grey #B7C9E2 ΔE 0.050
- Sky Blue #87CEEB ΔE 0.051
- Pale Turquoise #AFEEEE ΔE 0.053
Use #A3DCEF 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.