#37758C#37758C

#37758C is a mid, moderate cyan. Relative luminance 0.154; OKLCH L 53.1% C 0.073 H 225.1°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#37758C
RGB	rgb(55, 117, 140)
HSL	hsl(196, 44%, 38%)
HSV	hsv(196, 61%, 55%)
CMYK	cmyk(60.7%, 16.4%, 0%, 45.1%)
CIE-LAB	lab(46.21, -12.75, -18.57)
CIE-LCH	lch(46.21, 22.52, 235.51°)
OKLab	oklab(53.11% -0.0516 -0.0517)
OKLCH	oklch(53.11% 0.073 225.1)
XYZ	xyz(12.6686, 15.4270, 27.1159)
Luminance	0.1543 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37758C #8C4E37

analogous

#378C78 #37758C #374A8C

triadic

#37758C #8C3775 #758C37

tetradic

#37758C #78378C #8C4E37 #4A8C37

square

#37758C #78378C #8C4E37 #4A8C37

split-complementary

#37758C #8C374A #8C7837

monochromatic

#142C34 #265060 #37758C #4999B7 #75B2C9

Accessibility & contrast

On white

5.14

#37758C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#37758C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37758C

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37758C	#FFFFFF	#000000	##FFFFFF
##37758C	1.00	5.14	4.09	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68738D

Deuteranopia (green-blind)

#5C6A8C

Tritanopia (blue-blind)

#007C7C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #37758c;
/* rgb */ color: rgb(55, 117, 140);
/* oklch */ color: oklch(53.1% 0.073 225.1);

Tailwind

colors: {
  custom: {
    50: '#769cad',
    500: '#37758c',
    950: '#000000',
  },
}

SCSS

$custom: #37758c;
$custom-light: #769cad;
$custom-dark: #000000;

JSON

{
  "hex": "#37758c",
  "rgb": {
    "r": 55,
    "g": 117,
    "b": 140
  },
  "hsl": {
    "h": 196.235,
    "s": 43.59,
    "l": 38.235
  },
  "oklch": {
    "l": 0.53112,
    "c": 0.07302,
    "h": 225.1
  },
  "luminance": 0.15428
}

Semantic roles & 50–950 ramp

primary

#37758C

secondary

#B1806D

accent

#7754D3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #37758C

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

Preview Lab → · Contrast checker → · Palette generator →