#DEF9FF#DEF9FF

#DEF9FF is a very light, muted cyan. Relative luminance 0.905; OKLCH L 96.4% C 0.029 H 212.6°. Best body text is #000000 at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#DEF9FF
RGB	rgb(222, 249, 255)
HSL	hsl(191, 100%, 94%)
HSV	hsv(191, 13%, 100%)
CMYK	cmyk(12.9%, 2.4%, 0%, 0%)
CIE-LAB	lab(96.20, -7.56, -5.84)
CIE-LCH	lch(96.20, 9.55, 217.68°)
OKLab	oklab(96.44% -0.0247 -0.0158)
OKLCH	oklch(96.44% 0.029 212.6)
XYZ	xyz(82.0455, 90.4993, 107.7338)
Luminance	0.9050 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEF9FF #FFE4DE

analogous

#DEFFF4 #DEF9FF #DEE8FF

triadic

#DEF9FF #FFDEF9 #F9FFDE

tetradic

#DEF9FF #F4DEFF #FFE4DE #E8FFDE

square

#DEF9FF #F4DEFF #FFE4DE #E8FFDE

split-complementary

#DEF9FF #FFDEE8 #FFF4DE

monochromatic

#64E3FF #A1EEFF #DEF9FF #E0F9FF #E0F9FF

Accessibility & contrast

On white

1.10

#DEF9FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.10

#DEF9FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEF9FF

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEF9FF	#FFFFFF	#000000	##000000
##DEF9FF	1.00	1.10	19.10	19.10
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.10	21.00	1.00	1.00
##000000	19.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4F7FF

Deuteranopia (green-blind)

#EEF2FF

Tritanopia (blue-blind)

#D5FCFB

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #def9ff;
/* rgb */ color: rgb(222, 249, 255);
/* oklch */ color: oklch(96.4% 0.029 212.6);

Tailwind

colors: {
  custom: {
    50: '#e8fbff',
    500: '#def9ff',
    950: '#000000',
  },
}

SCSS

$custom: #def9ff;
$custom-light: #e8fbff;
$custom-dark: #000000;

JSON

{
  "hex": "#def9ff",
  "rgb": {
    "r": 222,
    "g": 249,
    "b": 255
  },
  "hsl": {
    "h": 190.909,
    "s": 100,
    "l": 93.529
  },
  "oklch": {
    "l": 0.96438,
    "c": 0.02928,
    "h": 212.6
  },
  "luminance": 0.90501
}

Semantic roles & 50–950 ramp

primary

#DEF9FF

secondary

#ECA595

accent

#2A00E6

background

#FEFFFF

surface

#FCFFFF

border

#D5D7D7

text

#161718

muted

#848586

Preview Lab

Preview with #DEF9FF

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

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