#ADDEF9#ADDEF9

#ADDEF9 is a very light, moderate cyan. Relative luminance 0.680; OKLCH L 87.5% C 0.063 H 232.5°. Best body text is #000000 at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#ADDEF9
RGB	rgb(173, 222, 249)
HSL	hsl(201, 86%, 83%)
HSV	hsv(201, 31%, 98%)
CMYK	cmyk(30.5%, 10.8%, 0%, 2.4%)
CIE-LAB	lab(85.99, -9.62, -18.26)
CIE-LCH	lch(85.99, 20.64, 242.22°)
OKLab	oklab(87.54% -0.0383 -0.05)
OKLCH	oklch(87.54% 0.063 232.5)
XYZ	xyz(60.4484, 67.9635, 99.5374)
Luminance	0.6797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADDEF9 #F9C8AD

analogous

#ADF9EE #ADDEF9 #ADB8F9

triadic

#ADDEF9 #F9ADDE #DEF9AD

tetradic

#ADDEF9 #EEADF9 #F9C8AD #B8F9AD

square

#ADDEF9 #EEADF9 #F9C8AD #B8F9AD

split-complementary

#ADDEF9 #F9ADB8 #F9EEAD

monochromatic

#3BB0F1 #74C7F5 #ADDEF9 #E2F4FD #E2F4FD

Accessibility & contrast

On white

1.44

#ADDEF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.59

#ADDEF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADDEF9

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADDEF9	#FFFFFF	#000000	##000000
##ADDEF9	1.00	1.44	14.59	14.59
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.59	21.00	1.00	1.00
##000000	14.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1DCFA

Deuteranopia (green-blind)

#C6D3F9

Tritanopia (blue-blind)

#95E5E6

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #addef9;
/* rgb */ color: rgb(173, 222, 249);
/* oklch */ color: oklch(87.5% 0.063 232.5);

Tailwind

colors: {
  custom: {
    50: '#c7e8fb',
    500: '#addef9',
    950: '#000000',
  },
}

SCSS

$custom: #addef9;
$custom-light: #c7e8fb;
$custom-dark: #000000;

JSON

{
  "hex": "#addef9",
  "rgb": {
    "r": 173,
    "g": 222,
    "b": 249
  },
  "hsl": {
    "h": 201.316,
    "s": 86.364,
    "l": 82.745
  },
  "oklch": {
    "l": 0.87535,
    "c": 0.06299,
    "h": 232.5
  },
  "luminance": 0.67966
}

Semantic roles & 50–950 ramp

primary

#ADDEF9

secondary

#DB956F

accent

#5203E3

background

#FDFEFF

surface

#F9FCFF

border

#D2D5D7

text

#131617

muted

#828485

Preview Lab

Preview with #ADDEF9

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

Preview Lab → · Contrast checker → · Palette generator →