#55737F#55737F

#55737F is a mid, muted cyan. Relative luminance 0.157; OKLCH L 53.7% C 0.039 H 224.5°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#55737F
RGB	rgb(85, 115, 127)
HSL	hsl(197, 20%, 42%)
HSV	hsv(197, 33%, 50%)
CMYK	cmyk(33.1%, 9.4%, 0%, 50.2%)
CIE-LAB	lab(46.61, -7.67, -10.09)
CIE-LCH	lch(46.61, 12.68, 232.76°)
OKLab	oklab(53.67% -0.0281 -0.0276)
OKLCH	oklch(53.67% 0.039 224.5)
XYZ	xyz(13.7066, 15.7244, 22.3874)
Luminance	0.1573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55737F #7F6155

analogous

#557F76 #55737F #555E7F

triadic

#55737F #7F5573 #737F55

tetradic

#55737F #76557F #7F6155 #5E7F55

square

#55737F #76557F #7F6155 #5E7F55

split-complementary

#55737F #7F555E #7F7655

monochromatic

#243136 #3C525A #55737F #7193A0 #96AFB9

Accessibility & contrast

On white

5.07

#55737F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#55737F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #55737F

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55737F	#FFFFFF	#000000	##FFFFFF
##55737F	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C7180

Deuteranopia (green-blind)

#666C7F

Tritanopia (blue-blind)

#477777

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #55737f;
/* rgb */ color: rgb(85, 115, 127);
/* oklch */ color: oklch(53.7% 0.039 224.5);

Tailwind

colors: {
  custom: {
    50: '#869ba4',
    500: '#55737f',
    950: '#000000',
  },
}

SCSS

$custom: #55737f;
$custom-light: #869ba4;
$custom-dark: #000000;

JSON

{
  "hex": "#55737f",
  "rgb": {
    "r": 85,
    "g": 115,
    "b": 127
  },
  "hsl": {
    "h": 197.143,
    "s": 19.811,
    "l": 41.569
  },
  "oklch": {
    "l": 0.53673,
    "c": 0.03939,
    "h": 224.5
  },
  "luminance": 0.15725
}

Semantic roles & 50–950 ramp

primary

#55737F

secondary

#A6928A

accent

#836BBC

background

#F8F9FA

surface

#EFF2F4

border

#CACCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #55737F

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

Preview Lab → · Contrast checker → · Palette generator →