#37879C#37879C

#37879C is a mid, moderate cyan. Relative luminance 0.205; OKLCH L 58.3% C 0.083 H 218.1°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#37879C
RGB	rgb(55, 135, 156)
HSL	hsl(192, 48%, 41%)
HSV	hsv(192, 65%, 61%)
CMYK	cmyk(64.7%, 13.5%, 0%, 38.8%)
CIE-LAB	lab(52.44, -17.57, -18.42)
CIE-LCH	lch(52.44, 25.45, 226.36°)
OKLab	oklab(58.3% -0.0654 -0.0512)
OKLCH	oklch(58.3% 0.083 218.1)
XYZ	xyz(16.2378, 20.5388, 34.5547)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37879C #9C4C37

analogous

#379C7F #37879C #37559C

triadic

#37879C #9C3787 #879C37

tetradic

#37879C #7F379C #9C4C37 #559C37

square

#37879C #7F379C #9C4C37 #559C37

split-complementary

#37879C #9C3755 #9C7F37

monochromatic

#173942 #27606F #37879C #4FA9C1 #7CBFD1

Accessibility & contrast

On white

4.11

#37879C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#37879C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37879C

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37879C	#FFFFFF	#000000	##000000
##37879C	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79839D

Deuteranopia (green-blind)

#6B789C

Tritanopia (blue-blind)

#008E8E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #37879c;
/* rgb */ color: rgb(55, 135, 156);
/* oklch */ color: oklch(58.3% 0.083 218.1);

Tailwind

colors: {
  custom: {
    50: '#79aab9',
    500: '#37879c',
    950: '#000000',
  },
}

SCSS

$custom: #37879c;
$custom-light: #79aab9;
$custom-dark: #000000;

JSON

{
  "hex": "#37879c",
  "rgb": {
    "r": 55,
    "g": 135,
    "b": 156
  },
  "hsl": {
    "h": 192.475,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.58301,
    "c": 0.08309,
    "h": 218.1
  },
  "luminance": 0.2054
}

Semantic roles & 50–950 ramp

primary

#37879C

secondary

#BA8375

accent

#6C50D7

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #37879C

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

Preview Lab → · Contrast checker → · Palette generator →