#37729A#37729A

#37729A is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 53.0% C 0.088 H 240.8°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#37729A
RGB	rgb(55, 114, 154)
HSL	hsl(204, 47%, 41%)
HSV	hsv(204, 64%, 60%)
CMYK	cmyk(64.3%, 26%, 0%, 39.6%)
CIE-LAB	lab(45.88, -6.33, -27.37)
CIE-LCH	lch(45.88, 28.09, 256.97°)
OKLab	oklab(53.04% -0.0429 -0.0769)
OKLCH	oklch(53.04% 0.088 240.8)
XYZ	xyz(13.4234, 15.1786, 32.7879)
Luminance	0.1518 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37729A #9A5F37

analogous

#379A90 #37729A #37419A

triadic

#37729A #9A3772 #729A37

tetradic

#37729A #90379A #9A5F37 #419A37

square

#37729A #90379A #9A5F37 #419A37

split-complementary

#37729A #9A3741 #9A9037

monochromatic

#172F40 #27516D #37729A #4E92C0 #7BAED0

Accessibility & contrast

On white

5.20

#37729A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#37729A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37729A

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37729A	#FFFFFF	#000000	##FFFFFF
##37729A	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60729C

Deuteranopia (green-blind)

#526899

Tritanopia (blue-blind)

#007C80

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #37729a;
/* rgb */ color: rgb(55, 114, 154);
/* oklch */ color: oklch(53.0% 0.088 240.8);

Tailwind

colors: {
  custom: {
    50: '#789ab8',
    500: '#37729a',
    950: '#000000',
  },
}

SCSS

$custom: #37729a;
$custom-light: #789ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#37729a",
  "rgb": {
    "r": 55,
    "g": 114,
    "b": 154
  },
  "hsl": {
    "h": 204.242,
    "s": 47.368,
    "l": 40.98
  },
  "oklch": {
    "l": 0.53042,
    "c": 0.08808,
    "h": 240.8
  },
  "luminance": 0.1518
}

Semantic roles & 50–950 ramp

primary

#37729A

secondary

#B99074

accent

#8751D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #37729A

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

Preview Lab → · Contrast checker → · Palette generator →