#596B6F#596B6F

#596B6F is a mid, muted cyan. Relative luminance 0.138; OKLCH L 51.4% C 0.023 H 212.6°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#596B6F
RGB	rgb(89, 107, 111)
HSL	hsl(191, 11%, 39%)
HSV	hsv(191, 20%, 44%)
CMYK	cmyk(19.8%, 3.6%, 0%, 56.5%)
CIE-LAB	lab(43.93, -5.76, -4.48)
CIE-LCH	lch(43.93, 7.30, 217.88°)
OKLab	oklab(51.44% -0.019 -0.0121)
OKLCH	oklch(51.44% 0.023 212.6)
XYZ	xyz(12.2460, 13.7866, 17.0517)
Luminance	0.1379 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596B6F #6F5D59

analogous

#596F68 #596B6F #59606F

triadic

#596B6F #6F596B #6B6F59

tetradic

#596B6F #68596F #6F5D59 #606F59

square

#596B6F #68596F #6F5D59 #606F59

split-complementary

#596B6F #6F5960 #6F6859

monochromatic

#232A2B #3E4A4D #596B6F #758B90 #97A8AC

Accessibility & contrast

On white

5.59

#596B6F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#596B6F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596B6F

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596B6F	#FFFFFF	#000000	##FFFFFF
##596B6F	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686A6F

Deuteranopia (green-blind)

#64676F

Tritanopia (blue-blind)

#536D6C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #596b6f;
/* rgb */ color: rgb(89, 107, 111);
/* oklch */ color: oklch(51.4% 0.023 212.6);

Tailwind

colors: {
  custom: {
    50: '#889598',
    500: '#596b6f',
    950: '#000000',
  },
}

SCSS

$custom: #596b6f;
$custom-light: #889598;
$custom-dark: #000000;

JSON

{
  "hex": "#596b6f",
  "rgb": {
    "r": 89,
    "g": 107,
    "b": 111
  },
  "hsl": {
    "h": 190.909,
    "s": 11,
    "l": 39.216
  },
  "oklch": {
    "l": 0.51439,
    "c": 0.02253,
    "h": 212.6
  },
  "luminance": 0.13787
}

Semantic roles & 50–950 ramp

primary

#596B6F

secondary

#9A8D8A

accent

#8074B4

background

#F8F9F9

surface

#EFF1F2

border

#CACBCC

text

#0B0D0D

muted

#7C7E7E

Preview Lab

Preview with #596B6F

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

Preview Lab → · Contrast checker → · Palette generator →