#A4DDF9#A4DDF9

#A4DDF9 is a very light, moderate cyan. Relative luminance 0.664; OKLCH L 86.8% C 0.070 H 229.7°. Best body text is #000000 at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#A4DDF9
RGB	rgb(164, 221, 249)
HSL	hsl(200, 88%, 81%)
HSV	hsv(200, 34%, 98%)
CMYK	cmyk(34.1%, 11.2%, 0%, 2.4%)
CIE-LAB	lab(85.22, -11.57, -19.47)
CIE-LCH	lch(85.22, 22.65, 239.28°)
OKLab	oklab(86.8% -0.0452 -0.0534)
OKLCH	oklch(86.8% 0.07 229.7)
XYZ	xyz(58.2596, 66.4419, 99.3589)
Luminance	0.6644 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4DDF9 #F9C0A4

analogous

#A4F9EB #A4DDF9 #A4B2F9

triadic

#A4DDF9 #F9A4DD #DDF9A4

tetradic

#A4DDF9 #EBA4F9 #F9C0A4 #B2F9A4

square

#A4DDF9 #EBA4F9 #F9C0A4 #B2F9A4

split-complementary

#A4DDF9 #F9A4B2 #F9EBA4

monochromatic

#31B2F1 #6BC8F5 #A4DDF9 #DDF2FD #E2F4FD

Accessibility & contrast

On white

1.47

#A4DDF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.29

#A4DDF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4DDF9

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4DDF9	#FFFFFF	#000000	##000000
##A4DDF9	1.00	1.47	14.29	14.29
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.29	21.00	1.00	1.00
##000000	14.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFDBFB

Deuteranopia (green-blind)

#C3D1F9

Tritanopia (blue-blind)

#87E5E6

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #a4ddf9;
/* rgb */ color: rgb(164, 221, 249);
/* oklch */ color: oklch(86.8% 0.070 229.7);

Tailwind

colors: {
  custom: {
    50: '#c1e7fb',
    500: '#a4ddf9',
    950: '#000000',
  },
}

SCSS

$custom: #a4ddf9;
$custom-light: #c1e7fb;
$custom-dark: #000000;

JSON

{
  "hex": "#a4ddf9",
  "rgb": {
    "r": 164,
    "g": 221,
    "b": 249
  },
  "hsl": {
    "h": 199.765,
    "s": 87.629,
    "l": 80.98
  },
  "oklch": {
    "l": 0.86797,
    "c": 0.07,
    "h": 229.7
  },
  "luminance": 0.66445
}

Semantic roles & 50–950 ramp

primary

#A4DDF9

secondary

#DB8D67

accent

#4C01E4

background

#FDFEFF

surface

#F9FCFF

border

#D2D5D7

text

#121617

muted

#828485

Preview Lab

Preview with #A4DDF9

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

Preview Lab → · Contrast checker → · Palette generator →