#556C7A#556C7A

#556C7A is a mid, muted cyan. Relative luminance 0.141; OKLCH L 51.8% C 0.035 H 235.1°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#556C7A
RGB	rgb(85, 108, 122)
HSL	hsl(203, 18%, 41%)
HSV	hsv(203, 30%, 48%)
CMYK	cmyk(30.3%, 11.5%, 0%, 52.2%)
CIE-LAB	lab(44.32, -4.92, -10.55)
CIE-LCH	lch(44.32, 11.64, 245.01°)
OKLab	oklab(51.8% -0.0201 -0.0288)
OKLCH	oklch(51.8% 0.035 235.1)
XYZ	xyz(12.6207, 14.0610, 20.4576)
Luminance	0.1406 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556C7A #7A6355

analogous

#557A75 #556C7A #55597A

triadic

#556C7A #7A556C #6C7A55

tetradic

#556C7A #75557A #7A6355 #597A55

square

#556C7A #75557A #7A6355 #597A55

split-complementary

#556C7A #7A5559 #7A7555

monochromatic

#232C32 #3C4C56 #556C7A #708B9C #95A9B5

Accessibility & contrast

On white

5.51

#556C7A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#556C7A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556C7A

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556C7A	#FFFFFF	#000000	##FFFFFF
##556C7A	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666B7B

Deuteranopia (green-blind)

#60677A

Tritanopia (blue-blind)

#4A7070

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #556c7a;
/* rgb */ color: rgb(85, 108, 122);
/* oklch */ color: oklch(51.8% 0.035 235.1);

Tailwind

colors: {
  custom: {
    50: '#8696a0',
    500: '#556c7a',
    950: '#000000',
  },
}

SCSS

$custom: #556c7a;
$custom-light: #8696a0;
$custom-dark: #000000;

JSON

{
  "hex": "#556c7a",
  "rgb": {
    "r": 85,
    "g": 108,
    "b": 122
  },
  "hsl": {
    "h": 202.703,
    "s": 17.874,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51802,
    "c": 0.03517,
    "h": 235.1
  },
  "luminance": 0.14062
}

Semantic roles & 50–950 ramp

primary

#556C7A

secondary

#A39288

accent

#8A6DBB

background

#F8F9F9

surface

#EFF1F2

border

#CACBCC

text

#0B0D0E

muted

#7C7E7E

Preview Lab

Preview with #556C7A

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

Preview Lab → · Contrast checker → · Palette generator →