#37719F#37719F

#37719F is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 53.1% C 0.095 H 244.9°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#37719F
RGB	rgb(55, 113, 159)
HSL	hsl(207, 49%, 42%)
HSV	hsv(207, 65%, 62%)
CMYK	cmyk(65.4%, 28.9%, 0%, 37.6%)
CIE-LAB	lab(45.80, -4.01, -30.43)
CIE-LCH	lch(45.80, 30.69, 262.50°)
OKLab	oklab(53.06% -0.0401 -0.0858)
OKLCH	oklch(53.06% 0.095 244.9)
XYZ	xyz(13.7363, 15.1243, 34.9895)
Luminance	0.1513 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37719F #9F6537

analogous

#379F99 #37719F #373D9F

triadic

#37719F #9F3771 #719F37

tetradic

#37719F #99379F #9F6537 #3D9F37

square

#37719F #99379F #9F6537 #3D9F37

split-complementary

#37719F #9F373D #9F9937

monochromatic

#183044 #275172 #37719F #5190C3 #7EADD2

Accessibility & contrast

On white

5.22

#37719F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#37719F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37719F

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37719F	#FFFFFF	#000000	##FFFFFF
##37719F	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D72A1

Deuteranopia (green-blind)

#4E689E

Tritanopia (blue-blind)

#007C81

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #37719f;
/* rgb */ color: rgb(55, 113, 159);
/* oklch */ color: oklch(53.1% 0.095 244.9);

Tailwind

colors: {
  custom: {
    50: '#7999bb',
    500: '#37719f',
    950: '#000000',
  },
}

SCSS

$custom: #37719f;
$custom-light: #7999bb;
$custom-dark: #000000;

JSON

{
  "hex": "#37719f",
  "rgb": {
    "r": 55,
    "g": 113,
    "b": 159
  },
  "hsl": {
    "h": 206.538,
    "s": 48.598,
    "l": 41.961
  },
  "oklch": {
    "l": 0.5306,
    "c": 0.09472,
    "h": 244.9
  },
  "luminance": 0.15126
}

Semantic roles & 50–950 ramp

primary

#37719F

secondary

#BC9576

accent

#8C50D8

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0D12

muted

#7C7E81

Preview Lab

Preview with #37719F

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

Preview Lab → · Contrast checker → · Palette generator →