#375A8A#375A8A

#375A8A is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.4% C 0.089 H 256.6°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX#375A8A
RGBrgb(55, 90, 138)
HSLhsl(215, 43%, 38%)
HSVhsv(215, 60%, 54%)
CMYKcmyk(60.1%, 34.8%, 0%, 45.9%)
CIE-LABlab(37.77, 2.84, -30.49)
CIE-LCHlch(37.77, 30.62, 275.32°)
OKLaboklab(46.41% -0.0205 -0.0862)
OKLCHoklch(46.41% 0.089 256.6)
XYZxyz(9.8175, 9.9587, 25.4447)
Luminance0.0996 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#375A8A #8A6737
analogous
#37838A #375A8A #3E378A
triadic
#375A8A #8A375A #5A8A37
tetradic
#375A8A #8A3783 #8A6737 #378A3E
square
#375A8A #8A3783 #8A6737 #378A3E
split-complementary
#375A8A #8A3E37 #838A37
monochromatic
#142132 #263D5E #375A8A #4877B6 #7497C8

Accessibility & contrast

On white

7.02
#375A8A on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.99
#375A8A on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #375A8A
7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##375A8A#FFFFFF#000000##FFFFFF
##375A8A1.007.022.997.02
#FFFFFF7.021.0021.001.00
#0000002.9921.001.0021.00
##FFFFFF7.021.0021.001.00

Color blindness preview

Protanopia (red-blind)
#465D8C
Deuteranopia (green-blind)
#3B5589
Tritanopia (blue-blind)
#00656B
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #375a8a;
/* rgb */ color: rgb(55, 90, 138);
/* oklch */ color: oklch(46.4% 0.089 256.6);
Tailwind
colors: {
  custom: {
    50: '#7588ac',
    500: '#375a8a',
    950: '#000000',
  },
}
SCSS
$custom: #375a8a;
$custom-light: #7588ac;
$custom-dark: #000000;
JSON
{
  "hex": "#375a8a",
  "rgb": {
    "r": 55,
    "g": 90,
    "b": 138
  },
  "hsl": {
    "h": 214.699,
    "s": 43.005,
    "l": 37.843
  },
  "oklch": {
    "l": 0.46408,
    "c": 0.08857,
    "h": 256.6
  },
  "luminance": 0.0996
}

Semantic roles & 50–950 ramp

primary
#375A8A
secondary
#B0946D
accent
#9E55D3
background
#F7F8FA
surface
#EDEFF4
border
#C8CACE
text
#090B10
muted
#7B7C7F

Preview Lab

Preview with #375A8A

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

Preview Lab → · Contrast checker → · Palette generator →

#375A8A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva