#37749C#37749C

#37749C is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.6% C 0.089 H 240.1°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#37749C
RGB	rgb(55, 116, 156)
HSL	hsl(204, 48%, 41%)
HSV	hsv(204, 65%, 61%)
CMYK	cmyk(64.7%, 25.6%, 0%, 38.8%)
CIE-LAB	lab(46.58, -6.83, -27.45)
CIE-LCH	lch(46.58, 28.29, 256.03°)
OKLab	oklab(53.63% -0.0444 -0.0771)
OKLCH	oklch(53.63% 0.089 240.1)
XYZ	xyz(13.8194, 15.7019, 33.7485)
Luminance	0.1570 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37749C #9C5F37

analogous

#379C92 #37749C #37429C

triadic

#37749C #9C3774 #749C37

tetradic

#37749C #92379C #9C5F37 #429C37

square

#37749C #92379C #9C5F37 #429C37

split-complementary

#37749C #9C3742 #9C9237

monochromatic

#173142 #27526F #37749C #4F94C1 #7CAFD1

Accessibility & contrast

On white

5.07

#37749C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#37749C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37749C

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37749C	#FFFFFF	#000000	##FFFFFF
##37749C	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62749E

Deuteranopia (green-blind)

#546A9B

Tritanopia (blue-blind)

#007E82

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #37749c;
/* rgb */ color: rgb(55, 116, 156);
/* oklch */ color: oklch(53.6% 0.089 240.1);

Tailwind

colors: {
  custom: {
    50: '#789bb9',
    500: '#37749c',
    950: '#000000',
  },
}

SCSS

$custom: #37749c;
$custom-light: #789bb9;
$custom-dark: #000000;

JSON

{
  "hex": "#37749c",
  "rgb": {
    "r": 55,
    "g": 116,
    "b": 156
  },
  "hsl": {
    "h": 203.762,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.53628,
    "c": 0.08903,
    "h": 240.1
  },
  "luminance": 0.15703
}

Semantic roles & 50–950 ramp

primary

#37749C

secondary

#BA9075

accent

#8650D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #37749C

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

Preview Lab → · Contrast checker → · Palette generator →