#A4DDEF#A4DDEF

#A4DDEF is a very light, moderate cyan. Relative luminance 0.658; OKLCH L 86.4% C 0.063 H 219.3°. Best body text is #000000 at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#A4DDEF
RGB	rgb(164, 221, 239)
HSL	hsl(194, 70%, 79%)
HSV	hsv(194, 31%, 94%)
CMYK	cmyk(31.4%, 7.5%, 0%, 6.3%)
CIE-LAB	lab(84.91, -13.96, -14.65)
CIE-LCH	lch(84.91, 20.24, 226.39°)
OKLab	oklab(86.45% -0.0489 -0.0401)
OKLCH	oklch(86.45% 0.063 219.3)
XYZ	xyz(56.7413, 65.8345, 91.3622)
Luminance	0.6584 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4DDEF #EFB6A4

analogous

#A4EFDC #A4DDEF #A4B8EF

triadic

#A4DDEF #EFA4DD #DDEFA4

tetradic

#A4DDEF #DCA4EF #EFB6A4 #B8EFA4

square

#A4DDEF #DCA4EF #EFB6A4 #B8EFA4

split-complementary

#A4DDEF #EFA4B8 #EFDCA4

monochromatic

#3CB6DD #70CAE6 #A4DDEF #D8F0F8 #E5F5FA

Accessibility & contrast

On white

1.48

#A4DDEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.17

#A4DDEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4DDEF

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4DDEF	#FFFFFF	#000000	##000000
##A4DDEF	1.00	1.48	14.17	14.17
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.17	21.00	1.00	1.00
##000000	14.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1D9F0

Deuteranopia (green-blind)

#C6D0EF

Tritanopia (blue-blind)

#8BE3E2

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #a4ddef;
/* rgb */ color: rgb(164, 221, 239);
/* oklch */ color: oklch(86.4% 0.063 219.3);

Tailwind

colors: {
  custom: {
    50: '#c1e7f4',
    500: '#a4ddef',
    950: '#000000',
  },
}

SCSS

$custom: #a4ddef;
$custom-light: #c1e7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ddef",
  "rgb": {
    "r": 164,
    "g": 221,
    "b": 239
  },
  "hsl": {
    "h": 194.4,
    "s": 70.093,
    "l": 79.02
  },
  "oklch": {
    "l": 0.86449,
    "c": 0.06324,
    "h": 219.3
  },
  "luminance": 0.65837
}

Semantic roles & 50–950 ramp

primary

#A4DDEF

secondary

#CC826B

accent

#4113D2

background

#FDFEFF

surface

#F9FCFE

border

#D2D5D6

text

#121617

muted

#828485

Preview Lab

Preview with #A4DDEF

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

Preview Lab → · Contrast checker → · Palette generator →