#37729F#37729F

#37729F is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.3% C 0.094 H 244.0°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#37729F
RGB	rgb(55, 114, 159)
HSL	hsl(206, 49%, 42%)
HSV	hsv(206, 65%, 62%)
CMYK	cmyk(65.4%, 28.3%, 0%, 37.6%)
CIE-LAB	lab(46.11, -4.61, -29.96)
CIE-LCH	lch(46.11, 30.31, 261.26°)
OKLab	oklab(53.3% -0.0412 -0.0844)
OKLCH	oklch(53.3% 0.094 244)
XYZ	xyz(13.8485, 15.3487, 35.0269)
Luminance	0.1535 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37729F #9F6437

analogous

#379F98 #37729F #373E9F

triadic

#37729F #9F3772 #729F37

tetradic

#37729F #98379F #9F6437 #3E9F37

square

#37729F #98379F #9F6437 #3E9F37

split-complementary

#37729F #9F373E #9F9837

monochromatic

#183144 #275172 #37729F #5191C3 #7EAED2

Accessibility & contrast

On white

5.16

#37729F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#37729F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37729F

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37729F	#FFFFFF	#000000	##FFFFFF
##37729F	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E73A1

Deuteranopia (green-blind)

#50699E

Tritanopia (blue-blind)

#007D82

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #37729f;
/* rgb */ color: rgb(55, 114, 159);
/* oklch */ color: oklch(53.3% 0.094 244.0);

Tailwind

colors: {
  custom: {
    50: '#799abb',
    500: '#37729f',
    950: '#000000',
  },
}

SCSS

$custom: #37729f;
$custom-light: #799abb;
$custom-dark: #000000;

JSON

{
  "hex": "#37729f",
  "rgb": {
    "r": 55,
    "g": 114,
    "b": 159
  },
  "hsl": {
    "h": 205.962,
    "s": 48.598,
    "l": 41.961
  },
  "oklch": {
    "l": 0.533,
    "c": 0.09393,
    "h": 244
  },
  "luminance": 0.1535
}

Semantic roles & 50–950 ramp

primary

#37729F

secondary

#BC9476

accent

#8B50D8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #37729F

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

Preview Lab → · Contrast checker → · Palette generator →