#37568F#37568F

#37568F is a mid, moderate blue. Relative luminance 0.095; OKLCH L 45.8% C 0.100 H 261.7°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#37568F
RGB	rgb(55, 86, 143)
HSL	hsl(219, 44%, 39%)
HSV	hsv(219, 62%, 56%)
CMYK	cmyk(61.5%, 39.9%, 0%, 43.9%)
CIE-LAB	lab(36.84, 7.19, -34.99)
CIE-LCH	lch(36.84, 35.72, 281.61°)
OKLab	oklab(45.77% -0.0146 -0.0994)
OKLCH	oklch(45.77% 0.1 261.7)
XYZ	xyz(9.8595, 9.4501, 27.2857)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37568F #8F7037

analogous

#37828F #37568F #44378F

triadic

#37568F #8F3756 #568F37

tetradic

#37568F #8F3782 #8F7037 #378F44

square

#37568F #8F3782 #8F7037 #378F44

split-complementary

#37568F #8F4437 #828F37

monochromatic

#152137 #263B63 #37568F #4A71B9 #7694CA

Accessibility & contrast

On white

7.27

#37568F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#37568F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37568F

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37568F	#FFFFFF	#000000	##FFFFFF
##37568F	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E5B91

Deuteranopia (green-blind)

#32538E

Tritanopia (blue-blind)

#00636B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #37568f;
/* rgb */ color: rgb(55, 86, 143);
/* oklch */ color: oklch(45.8% 0.100 261.7);

Tailwind

colors: {
  custom: {
    50: '#7685b0',
    500: '#37568f',
    950: '#000000',
  },
}

SCSS

$custom: #37568f;
$custom-light: #7685b0;
$custom-dark: #000000;

JSON

{
  "hex": "#37568f",
  "rgb": {
    "r": 55,
    "g": 86,
    "b": 143
  },
  "hsl": {
    "h": 218.864,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.45773,
    "c": 0.10042,
    "h": 261.7
  },
  "luminance": 0.09451
}

Semantic roles & 50–950 ramp

primary

#37568F

secondary

#B39B6F

accent

#A754D4

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #37568F

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

Preview Lab → · Contrast checker → · Palette generator →