#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
RGBrgb(85, 108, 122)
HSLhsl(203, 18%, 41%)
HSVhsv(203, 30%, 48%)
CMYKcmyk(30.3%, 11.5%, 0%, 52.2%)
CIE-LABlab(44.32, -4.92, -10.55)
CIE-LCHlch(44.32, 11.64, 245.01°)
OKLaboklab(51.8% -0.0201 -0.0288)
OKLCHoklch(51.8% 0.035 235.1)
XYZxyz(12.6207, 14.0610, 20.4576)
Luminance0.1406 (WCAG relative)
Temperaturecool
Familycyan

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
##556C7A1.005.513.815.51
#FFFFFF5.511.0021.001.00
#0000003.8121.001.0021.00
##FFFFFF5.511.0021.001.00

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 →

#556C7A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva