#A3DEEF#A3DEEF

#A3DEEF is a very light, moderate cyan. Relative luminance 0.663; OKLCH L 86.6% C 0.064 H 217.5°. Best body text is #000000 at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#A3DEEF
RGB	rgb(163, 222, 239)
HSL	hsl(193, 70%, 79%)
HSV	hsv(193, 32%, 94%)
CMYK	cmyk(31.8%, 7.1%, 0%, 6.3%)
CIE-LAB	lab(85.13, -14.74, -14.33)
CIE-LCH	lch(85.13, 20.56, 224.20°)
OKLab	oklab(86.61% -0.0511 -0.0392)
OKLCH	oklch(86.61% 0.064 217.5)
XYZ	xyz(56.8004, 66.2581, 91.4408)
Luminance	0.6626 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3DEEF #EFB4A3

analogous

#A3EFDA #A3DEEF #A3B8EF

triadic

#A3DEEF #EFA3DE #DEEFA3

tetradic

#A3DEEF #DAA3EF #EFB4A3 #B8EFA3

square

#A3DEEF #DAA3EF #EFB4A3 #B8EFA3

split-complementary

#A3DEEF #EFA3B8 #EFDAA3

monochromatic

#3BB9DD #6FCBE6 #A3DEEF #D7F1F8 #E5F6FA

Accessibility & contrast

On white

1.47

#A3DEEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.25

#A3DEEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3DEEF

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3DEEF	#FFFFFF	#000000	##000000
##A3DEEF	1.00	1.47	14.25	14.25
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.25	21.00	1.00	1.00
##000000	14.25	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2DAF0

Deuteranopia (green-blind)

#C6D1EF

Tritanopia (blue-blind)

#89E4E3

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #a3deef;
/* rgb */ color: rgb(163, 222, 239);
/* oklch */ color: oklch(86.6% 0.064 217.5);

Tailwind

colors: {
  custom: {
    50: '#c0e8f4',
    500: '#a3deef',
    950: '#000000',
  },
}

SCSS

$custom: #a3deef;
$custom-light: #c0e8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#a3deef",
  "rgb": {
    "r": 163,
    "g": 222,
    "b": 239
  },
  "hsl": {
    "h": 193.421,
    "s": 70.37,
    "l": 78.824
  },
  "oklch": {
    "l": 0.86607,
    "c": 0.06437,
    "h": 217.5
  },
  "luminance": 0.66261
}

Semantic roles & 50–950 ramp

primary

#A3DEEF

secondary

#CC806A

accent

#3E13D2

background

#FDFEFF

surface

#F9FCFE

border

#D2D5D6

text

#121617

muted

#828485

Preview Lab

Preview with #A3DEEF

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →