#599FC9#599FC9

#599FC9 is a light, moderate cyan. Relative luminance 0.311; OKLCH L 67.3% C 0.094 H 236.8°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#599FC9
RGB	rgb(89, 159, 201)
HSL	hsl(203, 51%, 57%)
HSV	hsv(203, 56%, 79%)
CMYK	cmyk(55.7%, 20.9%, 0%, 21.2%)
CIE-LAB	lab(62.62, -9.97, -28.26)
CIE-LCH	lch(62.62, 29.97, 250.57°)
OKLab	oklab(67.34% -0.0516 -0.0789)
OKLCH	oklch(67.34% 0.094 236.8)
XYZ	xyz(27.0567, 31.1348, 59.8308)
Luminance	0.3114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#599FC9 #C98359

analogous

#59C9BB #599FC9 #5967C9

triadic

#599FC9 #C9599F #9FC959

tetradic

#599FC9 #BB59C9 #C98359 #67C959

square

#599FC9 #BB59C9 #C98359 #67C959

split-complementary

#599FC9 #C95967 #C9BB59

monochromatic

#295E7E #3881AD #599FC9 #87BAD8 #B5D4E7

Accessibility & contrast

On white

2.91

#599FC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#599FC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #599FC9

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##599FC9	#FFFFFF	#000000	##000000
##599FC9	1.00	2.91	7.23	7.23
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ECB

Deuteranopia (green-blind)

#7C92C8

Tritanopia (blue-blind)

#00AAAD

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #599fc9;
/* rgb */ color: rgb(89, 159, 201);
/* oklch */ color: oklch(67.3% 0.094 236.8);

Tailwind

colors: {
  custom: {
    50: '#90bbd9',
    500: '#599fc9',
    950: '#000000',
  },
}

SCSS

$custom: #599fc9;
$custom-light: #90bbd9;
$custom-dark: #000000;

JSON

{
  "hex": "#599fc9",
  "rgb": {
    "r": 89,
    "g": 159,
    "b": 201
  },
  "hsl": {
    "h": 202.5,
    "s": 50.909,
    "l": 56.863
  },
  "oklch": {
    "l": 0.67343,
    "c": 0.0943,
    "h": 236.8
  },
  "luminance": 0.31137
}

Semantic roles & 50–950 ramp

primary

#599FC9

secondary

#D6B9A8

accent

#824DDA

background

#F9FBFD

surface

#F2F6FA

border

#CCD0D3

text

#0D1114

muted

#7E8083

Preview Lab

Preview with #599FC9

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

Preview Lab → · Contrast checker → · Palette generator →