#37899D#37899D

#37899D is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 58.8% C 0.084 H 216.7°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX#37899D
RGBrgb(55, 137, 157)
HSLhsl(192, 48%, 42%)
HSVhsv(192, 65%, 62%)
CMYKcmyk(65%, 12.7%, 0%, 38.4%)
CIE-LABlab(53.10, -18.33, -17.99)
CIE-LCHlch(53.10, 25.68, 224.48°)
OKLaboklab(58.84% -0.0672 -0.05)
OKLCHoklch(58.84% 0.084 216.7)
XYZxyz(16.6045, 21.1361, 35.0963)
Luminance0.2114 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#37899D #9D4B37
analogous
#379D7E #37899D #37569D
triadic
#37899D #9D3789 #899D37
tetradic
#37899D #7E379D #9D4B37 #569D37
square
#37899D #7E379D #9D4B37 #569D37
split-complementary
#37899D #9D3756 #9D7E37
monochromatic
#173A42 #276170 #37899D #50ABC2 #7DC1D1

Accessibility & contrast

On white

4.02
#37899D on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.23
#37899D on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37899D
5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##37899D#FFFFFF#000000##000000
##37899D1.004.025.235.23
#FFFFFF4.021.0021.0021.00
#0000005.2321.001.001.00
##0000005.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7C859E
Deuteranopia (green-blind)
#6D7A9D
Tritanopia (blue-blind)
#00908F
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #37899d;
/* rgb */ color: rgb(55, 137, 157);
/* oklch */ color: oklch(58.8% 0.084 216.7);
Tailwind
colors: {
  custom: {
    50: '#7aabba',
    500: '#37899d',
    950: '#000000',
  },
}
SCSS
$custom: #37899d;
$custom-light: #7aabba;
$custom-dark: #000000;
JSON
{
  "hex": "#37899d",
  "rgb": {
    "r": 55,
    "g": 137,
    "b": 157
  },
  "hsl": {
    "h": 191.765,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5884,
    "c": 0.08377,
    "h": 216.7
  },
  "luminance": 0.21138
}

Semantic roles & 50–950 ramp

primary
#37899D
secondary
#BB8375
accent
#6B50D8
background
#F7FAFB
surface
#EEF4F6
border
#C9CED0
text
#0A1011
muted
#7C7F80

Preview Lab

Preview with #37899D

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

Preview Lab → · Contrast checker → · Palette generator →

#37899D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva