#596B78#596B78

#596B78 is a mid, muted cyan. Relative luminance 0.140; OKLCH L 51.8% C 0.030 H 239.6°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#596B78
RGB	rgb(89, 107, 120)
HSL	hsl(205, 15%, 41%)
HSV	hsv(205, 26%, 47%)
CMYK	cmyk(25.8%, 10.8%, 0%, 52.9%)
CIE-LAB	lab(44.23, -3.53, -9.46)
CIE-LCH	lch(44.23, 10.10, 249.55°)
OKLab	oklab(51.78% -0.0151 -0.0258)
OKLCH	oklch(51.78% 0.03 239.6)
XYZ	xyz(12.7667, 13.9949, 19.7943)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596B78 #786659

analogous

#597875 #596B78 #595B78

triadic

#596B78 #78596B #6B7859

tetradic

#596B78 #755978 #786659 #5B7859

square

#596B78 #755978 #786659 #5B7859

split-complementary

#596B78 #78595B #787559

monochromatic

#252C32 #3F4C55 #596B78 #758A99 #98A8B3

Accessibility & contrast

On white

5.53

#596B78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#596B78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596B78

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596B78	#FFFFFF	#000000	##FFFFFF
##596B78	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656B79

Deuteranopia (green-blind)

#616778

Tritanopia (blue-blind)

#506E6F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #596b78;
/* rgb */ color: rgb(89, 107, 120);
/* oklch */ color: oklch(51.8% 0.030 239.6);

Tailwind

colors: {
  custom: {
    50: '#88959f',
    500: '#596b78',
    950: '#000000',
  },
}

SCSS

$custom: #596b78;
$custom-light: #88959f;
$custom-dark: #000000;

JSON

{
  "hex": "#596b78",
  "rgb": {
    "r": 89,
    "g": 107,
    "b": 120
  },
  "hsl": {
    "h": 205.161,
    "s": 14.833,
    "l": 40.98
  },
  "oklch": {
    "l": 0.51776,
    "c": 0.0299,
    "h": 239.6
  },
  "luminance": 0.13995
}

Semantic roles & 50–950 ramp

primary

#596B78

secondary

#A1958C

accent

#8E70B8

background

#F8F9F9

surface

#F0F1F2

border

#CBCBCC

text

#0B0D0E

muted

#7C7E7E

Preview Lab

Preview with #596B78

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

Preview Lab → · Contrast checker → · Palette generator →