#37708F#37708F

#37708F is a mid, moderate cyan. Relative luminance 0.144; OKLCH L 52.0% C 0.077 H 234.7°. Best body text is #FFFFFF at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#37708F
RGB	rgb(55, 112, 143)
HSL	hsl(201, 44%, 39%)
HSV	hsv(201, 62%, 56%)
CMYK	cmyk(61.5%, 21.7%, 0%, 43.9%)
CIE-LAB	lab(44.78, -8.89, -22.56)
CIE-LCH	lch(44.78, 24.25, 248.50°)
OKLab	oklab(52.01% -0.0446 -0.0631)
OKLCH	oklch(52.01% 0.077 234.7)
XYZ	xyz(12.3258, 14.3826, 28.1078)
Luminance	0.1438 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37708F #8F5637

analogous

#378F82 #37708F #37448F

triadic

#37708F #8F3770 #708F37

tetradic

#37708F #82378F #8F5637 #448F37

square

#37708F #82378F #8F5637 #448F37

split-complementary

#37708F #8F3744 #8F8237

monochromatic

#152B37 #264D63 #37708F #4A92B9 #76ADCA

Accessibility & contrast

On white

5.42

#37708F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.88

#37708F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37708F

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37708F	#FFFFFF	#000000	##FFFFFF
##37708F	1.00	5.42	3.88	5.42
#FFFFFF	5.42	1.00	21.00	1.00
#000000	3.88	21.00	1.00	21.00
##FFFFFF	5.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616F90

Deuteranopia (green-blind)

#55668F

Tritanopia (blue-blind)

#00787A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #37708f;
/* rgb */ color: rgb(55, 112, 143);
/* oklch */ color: oklch(52.0% 0.077 234.7);

Tailwind

colors: {
  custom: {
    50: '#7699b0',
    500: '#37708f',
    950: '#000000',
  },
}

SCSS

$custom: #37708f;
$custom-light: #7699b0;
$custom-dark: #000000;

JSON

{
  "hex": "#37708f",
  "rgb": {
    "r": 55,
    "g": 112,
    "b": 143
  },
  "hsl": {
    "h": 201.136,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.52009,
    "c": 0.07727,
    "h": 234.7
  },
  "luminance": 0.14384
}

Semantic roles & 50–950 ramp

primary

#37708F

secondary

#B3876F

accent

#8154D4

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #37708F

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

Preview Lab → · Contrast checker → · Palette generator →