#599BC3#599BC3

#599BC3 is a light, moderate cyan. Relative luminance 0.295; OKLCH L 66.2% C 0.090 H 236.9°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#599BC3
RGB	rgb(89, 155, 195)
HSL	hsl(203, 47%, 56%)
HSV	hsv(203, 54%, 76%)
CMYK	cmyk(54.4%, 20.5%, 0%, 23.5%)
CIE-LAB	lab(61.22, -9.59, -27.06)
CIE-LCH	lch(61.22, 28.71, 250.48°)
OKLab	oklab(66.16% -0.0492 -0.0755)
OKLCH	oklch(66.16% 0.09 236.9)
XYZ	xyz(25.6879, 29.5045, 55.9604)
Luminance	0.2951 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599BC3 #C38159

analogous

#59C3B6 #599BC3 #5966C3

triadic

#599BC3 #C3599B #9BC359

tetradic

#599BC3 #B659C3 #C38159 #66C359

square

#599BC3 #B659C3 #C38159 #66C359

split-complementary

#599BC3 #C35966 #C3B659

monochromatic

#2B5A77 #3B7CA4 #599BC3 #86B6D3 #B3D1E3

Accessibility & contrast

On white

3.04

#599BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#599BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #599BC3

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599BC3	#FFFFFF	#000000	##000000
##599BC3	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#899AC5

Deuteranopia (green-blind)

#7A8FC2

Tritanopia (blue-blind)

#09A5A8

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #599bc3;
/* rgb */ color: rgb(89, 155, 195);
/* oklch */ color: oklch(66.2% 0.090 236.9);

Tailwind

colors: {
  custom: {
    50: '#8fb8d5',
    500: '#599bc3',
    950: '#000000',
  },
}

SCSS

$custom: #599bc3;
$custom-light: #8fb8d5;
$custom-dark: #000000;

JSON

{
  "hex": "#599bc3",
  "rgb": {
    "r": 89,
    "g": 155,
    "b": 195
  },
  "hsl": {
    "h": 202.642,
    "s": 46.903,
    "l": 55.686
  },
  "oklch": {
    "l": 0.66157,
    "c": 0.0901,
    "h": 236.9
  },
  "luminance": 0.29507
}

Semantic roles & 50–950 ramp

primary

#599BC3

secondary

#D2B6A6

accent

#8451D7

background

#F9FBFD

surface

#F1F6FA

border

#CBD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #599BC3

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

Preview Lab → · Contrast checker → · Palette generator →