#5599BC#5599BC

#5599BC is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.2% C 0.087 H 232.7°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#5599BC
RGB	rgb(85, 153, 188)
HSL	hsl(200, 43%, 54%)
HSV	hsv(200, 55%, 74%)
CMYK	cmyk(54.8%, 18.6%, 0%, 26.3%)
CIE-LAB	lab(60.20, -11.48, -24.72)
CIE-LCH	lch(60.20, 27.25, 245.09°)
OKLab	oklab(65.2% -0.0525 -0.0688)
OKLCH	oklch(65.2% 0.087 232.7)
XYZ	xyz(24.2113, 28.3425, 51.7620)
Luminance	0.2834 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5599BC #BC7855

analogous

#55BCAB #5599BC #5565BC

triadic

#5599BC #BC5599 #99BC55

tetradic

#5599BC #AB55BC #BC7855 #65BC55

square

#5599BC #AB55BC #BC7855 #65BC55

split-complementary

#5599BC #BC5565 #BCAB55

monochromatic

#2B566C #3C7998 #5599BC #81B3CD #ADCEDF

Accessibility & contrast

On white

3.15

#5599BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#5599BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5599BC

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5599BC	#FFFFFF	#000000	##000000
##5599BC	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8897BE

Deuteranopia (green-blind)

#798CBB

Tritanopia (blue-blind)

#00A2A4

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #5599bc;
/* rgb */ color: rgb(85, 153, 188);
/* oklch */ color: oklch(65.2% 0.087 232.7);

Tailwind

colors: {
  custom: {
    50: '#8cb7d0',
    500: '#5599bc',
    950: '#000000',
  },
}

SCSS

$custom: #5599bc;
$custom-light: #8cb7d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5599bc",
  "rgb": {
    "r": 85,
    "g": 153,
    "b": 188
  },
  "hsl": {
    "h": 200.388,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.65204,
    "c": 0.08659,
    "h": 232.7
  },
  "luminance": 0.28345
}

Semantic roles & 50–950 ramp

primary

#5599BC

secondary

#CCAFA0

accent

#8055D3

background

#F9FBFC

surface

#F1F6F9

border

#CBD0D2

text

#0D1114

muted

#7E8082

Preview Lab

Preview with #5599BC

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

Preview Lab → · Contrast checker → · Palette generator →