#375F81#375F81

#375F81 is a mid, moderate cyan. Relative luminance 0.106; OKLCH L 47.1% C 0.072 H 245.7°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX#375F81
RGBrgb(55, 95, 129)
HSLhsl(208, 40%, 36%)
HSVhsv(208, 57%, 51%)
CMYKcmyk(57.4%, 26.4%, 0%, 49.4%)
CIE-LABlab(38.87, -3.40, -23.29)
CIE-LCHlch(38.87, 23.54, 261.69°)
OKLaboklab(47.12% -0.0294 -0.0653)
OKLCHoklch(47.12% 0.072 245.7)
XYZxyz(9.6288, 10.5808, 22.2995)
Luminance0.1058 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#375F81 #815937
analogous
#37817E #375F81 #373A81
triadic
#375F81 #81375F #5F8137
tetradic
#375F81 #7E3781 #815937 #3A8137
square
#375F81 #7E3781 #815937 #3A8137
split-complementary
#375F81 #81373A #817E37
monochromatic
#12202B #253F56 #375F81 #497FAC #709DC2

Accessibility & contrast

On white

6.74
#375F81 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.12
#375F81 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #375F81
6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##375F81#FFFFFF#000000##FFFFFF
##375F811.006.743.126.74
#FFFFFF6.741.0021.001.00
#0000003.1221.001.0021.00
##FFFFFF6.741.0021.001.00

Color blindness preview

Protanopia (red-blind)
#516083
Deuteranopia (green-blind)
#475880
Tritanopia (blue-blind)
#00676B
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #375f81;
/* rgb */ color: rgb(55, 95, 129);
/* oklch */ color: oklch(47.1% 0.072 245.7);
Tailwind
colors: {
  custom: {
    50: '#748ca5',
    500: '#375f81',
    950: '#000000',
  },
}
SCSS
$custom: #375f81;
$custom-light: #748ca5;
$custom-dark: #000000;
JSON
{
  "hex": "#375f81",
  "rgb": {
    "r": 55,
    "g": 95,
    "b": 129
  },
  "hsl": {
    "h": 207.568,
    "s": 40.217,
    "l": 36.078
  },
  "oklch": {
    "l": 0.47124,
    "c": 0.0716,
    "h": 245.7
  },
  "luminance": 0.10582
}

Semantic roles & 50–950 ramp

primary
#375F81
secondary
#AB8769
accent
#8F58D0
background
#F7F8FA
surface
#EDF0F4
border
#C8CBCE
text
#080C0F
muted
#7B7D7F

Preview Lab

Preview with #375F81

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

Preview Lab → · Contrast checker → · Palette generator →

#375F81 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva