#596366#596366

#596366 is a mid, near-neutral grey. Relative luminance 0.120; OKLCH L 49.2% C 0.013 H 217.7°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#596366
RGB	rgb(89, 99, 102)
HSL	hsl(194, 7%, 37%)
HSV	hsv(194, 13%, 40%)
CMYK	cmyk(12.7%, 2.9%, 0%, 60%)
CIE-LAB	lab(41.23, -3.16, -3.01)
CIE-LCH	lch(41.23, 4.36, 223.65°)
OKLab	oklab(49.21% -0.0105 -0.0081)
OKLCH	oklch(49.21% 0.013 217.7)
XYZ	xyz(10.9794, 12.0066, 14.3069)
Luminance	0.1201 (WCAG relative)
Temperature	neutral
Family	grey

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#596366 #665C59

analogous

#596662 #596366 #595D66

triadic

#596366 #665963 #636659

tetradic

#596366 #625966 #665C59 #5D6659

square

#596366 #625966 #665C59 #5D6659

split-complementary

#596366 #66595D #666259

monochromatic

#202425 #3C4345 #596366 #768387 #96A0A3

Accessibility & contrast

On white

6.17

#596366 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#596366 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #596366

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##596366	#FFFFFF	#000000	##FFFFFF
##596366	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616266

Deuteranopia (green-blind)

#5F6066

Tritanopia (blue-blind)

#566464

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #596366;
/* rgb */ color: rgb(89, 99, 102);
/* oklch */ color: oklch(49.2% 0.013 217.7);

Tailwind

colors: {
  custom: {
    50: '#888f91',
    500: '#596366',
    950: '#000000',
  },
}

SCSS

$custom: #596366;
$custom-light: #888f91;
$custom-dark: #000000;

JSON

{
  "hex": "#596366",
  "rgb": {
    "r": 89,
    "g": 99,
    "b": 102
  },
  "hsl": {
    "h": 193.846,
    "s": 6.806,
    "l": 37.451
  },
  "oklch": {
    "l": 0.49212,
    "c": 0.01328,
    "h": 217.7
  },
  "luminance": 0.12007
}

Semantic roles & 50–950 ramp

primary

#596366

secondary

#938A88

accent

#8578B0

background

#F8F8F8

surface

#EFF0F0

border

#CACBCB

text

#0B0C0C

muted

#7C7D7D

Preview Lab

Preview with #596366

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

Preview Lab → · Contrast checker → · Palette generator →