#99CDEE#99CDEE

#99CDEE is a very light, moderate cyan. Relative luminance 0.566; OKLCH L 82.4% C 0.071 H 236.6°. Best body text is #000000 at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#99CDEE
RGB	rgb(153, 205, 238)
HSL	hsl(203, 71%, 77%)
HSV	hsv(203, 36%, 93%)
CMYK	cmyk(35.7%, 13.9%, 0%, 6.7%)
CIE-LAB	lab(79.96, -8.92, -21.66)
CIE-LCH	lch(79.96, 23.42, 247.62°)
OKLab	oklab(82.36% -0.0392 -0.0596)
OKLCH	oklch(82.36% 0.071 236.6)
XYZ	xyz(50.3958, 56.6053, 89.1428)
Luminance	0.5661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99CDEE #EEBA99

analogous

#99EEE5 #99CDEE #99A3EE

triadic

#99CDEE #EE99CD #CDEE99

tetradic

#99CDEE #E599EE #EEBA99 #A3EE99

square

#99CDEE #E599EE #EEBA99 #A3EE99

split-complementary

#99CDEE #EE99A3 #EEE599

monochromatic

#309ADD #65B3E5 #99CDEE #CDE7F7 #E5F2FB

Accessibility & contrast

On white

1.70

#99CDEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.32

#99CDEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99CDEE

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99CDEE	#FFFFFF	#000000	##000000
##99CDEE	1.00	1.70	12.32	12.32
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.32	21.00	1.00	1.00
##000000	12.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECCF0

Deuteranopia (green-blind)

#B2C2ED

Tritanopia (blue-blind)

#7CD6D8

Achromatopsia (no color)

#C6C6C6

Design tokens & code

CSS

--color: #99cdee;
/* rgb */ color: rgb(153, 205, 238);
/* oklch */ color: oklch(82.4% 0.071 236.6);

Tailwind

colors: {
  custom: {
    50: '#b9dcf3',
    500: '#99cdee',
    950: '#000000',
  },
}

SCSS

$custom: #99cdee;
$custom-light: #b9dcf3;
$custom-dark: #000000;

JSON

{
  "hex": "#99cdee",
  "rgb": {
    "r": 153,
    "g": 205,
    "b": 238
  },
  "hsl": {
    "h": 203.294,
    "s": 71.429,
    "l": 76.667
  },
  "oklch": {
    "l": 0.82355,
    "c": 0.07134,
    "h": 236.6
  },
  "luminance": 0.56608
}

Semantic roles & 50–950 ramp

primary

#99CDEE

secondary

#CA8A61

accent

#5D12D3

background

#FDFEFF

surface

#F8FCFE

border

#D1D5D6

text

#121517

muted

#828485

Preview Lab

Preview with #99CDEE

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

Preview Lab → · Contrast checker → · Palette generator →