#37708D#37708D

#37708D is a mid, moderate cyan. Relative luminance 0.143; OKLCH L 51.9% C 0.075 H 232.9°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#37708D
RGB	rgb(55, 112, 141)
HSL	hsl(200, 44%, 38%)
HSV	hsv(200, 61%, 55%)
CMYK	cmyk(61%, 20.6%, 0%, 44.7%)
CIE-LAB	lab(44.69, -9.55, -21.50)
CIE-LCH	lch(44.69, 23.53, 246.04°)
OKLab	oklab(51.91% -0.0454 -0.0601)
OKLCH	oklch(51.91% 0.075 232.9)
XYZ	xyz(12.1756, 14.3225, 27.3170)
Luminance	0.1432 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37708D #8D5437

analogous

#378D7F #37708D #37458D

triadic

#37708D #8D3770 #708D37

tetradic

#37708D #7F378D #8D5437 #458D37

square

#37708D #7F378D #8D5437 #458D37

split-complementary

#37708D #8D3745 #8D7F37

monochromatic

#152A35 #264D61 #37708D #4993B8 #75ADC9

Accessibility & contrast

On white

5.43

#37708D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.86

#37708D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37708D

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37708D	#FFFFFF	#000000	##FFFFFF
##37708D	1.00	5.43	3.86	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.86	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626F8E

Deuteranopia (green-blind)

#56668D

Tritanopia (blue-blind)

#00787A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #37708d;
/* rgb */ color: rgb(55, 112, 141);
/* oklch */ color: oklch(51.9% 0.075 232.9);

Tailwind

colors: {
  custom: {
    50: '#7699ae',
    500: '#37708d',
    950: '#000000',
  },
}

SCSS

$custom: #37708d;
$custom-light: #7699ae;
$custom-dark: #000000;

JSON

{
  "hex": "#37708d",
  "rgb": {
    "r": 55,
    "g": 112,
    "b": 141
  },
  "hsl": {
    "h": 200.233,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.51913,
    "c": 0.07526,
    "h": 232.9
  },
  "luminance": 0.14324
}

Semantic roles & 50–950 ramp

primary

#37708D

secondary

#B2856E

accent

#7F54D4

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #37708D

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

Preview Lab → · Contrast checker → · Palette generator →