#5599DA#5599DA

#5599DA is a light, moderate cyan. Relative luminance 0.298; OKLCH L 66.6% C 0.119 H 249.1°. Best body text is #000000 at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#5599DA
RGB	rgb(85, 153, 218)
HSL	hsl(209, 64%, 59%)
HSV	hsv(209, 61%, 85%)
CMYK	cmyk(61%, 29.8%, 0%, 14.5%)
CIE-LAB	lab(61.46, -2.02, -39.56)
CIE-LCH	lch(61.46, 39.61, 267.08°)
OKLab	oklab(66.62% -0.0427 -0.1115)
OKLCH	oklch(66.62% 0.119 249.1)
XYZ	xyz(27.7878, 29.7731, 70.5985)
Luminance	0.2978 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5599DA #DA9655

analogous

#55DAD8 #5599DA #5557DA

triadic

#5599DA #DA5599 #99DA55

tetradic

#5599DA #D855DA #DA9655 #57DA55

square

#5599DA #D855DA #DA9655 #57DA55

split-complementary

#5599DA #DA5557 #DAD855

monochromatic

#205C94 #2B7BC7 #5599DA #87B7E5 #BAD5F0

Accessibility & contrast

On white

3.02

#5599DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.96

#5599DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5599DA

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5599DA	#FFFFFF	#000000	##000000
##5599DA	1.00	3.02	6.96	6.96
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.96	21.00	1.00	1.00
##000000	6.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D9CDD

Deuteranopia (green-blind)

#6B8FD9

Tritanopia (blue-blind)

#00A8B0

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #5599da;
/* rgb */ color: rgb(85, 153, 218);
/* oklch */ color: oklch(66.6% 0.119 249.1);

Tailwind

colors: {
  custom: {
    50: '#90b6e5',
    500: '#5599da',
    950: '#000000',
  },
}

SCSS

$custom: #5599da;
$custom-light: #90b6e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5599da",
  "rgb": {
    "r": 85,
    "g": 153,
    "b": 218
  },
  "hsl": {
    "h": 209.323,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.66617,
    "c": 0.11943,
    "h": 249.1
  },
  "luminance": 0.29776
}

Semantic roles & 50–950 ramp

primary

#5599DA

secondary

#DFC5AB

accent

#9241E7

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #5599DA

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

Preview Lab → · Contrast checker → · Palette generator →