#37417A#37417A

#37417A is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.7% C 0.096 H 273.7°. Best body text is #FFFFFF at 9.55:1 contrast (WCAG AA passes).

Color values

HEX	#37417A
RGB	rgb(55, 65, 122)
HSL	hsl(231, 38%, 35%)
HSV	hsv(231, 55%, 48%)
CMYK	cmyk(54.9%, 46.7%, 0%, 52.2%)
CIE-LAB	lab(29.41, 13.64, -33.86)
CIE-LCH	lch(29.41, 36.51, 291.94°)
OKLab	oklab(39.65% 0.0062 -0.0963)
OKLCH	oklch(39.65% 0.096 273.7)
XYZ	xyz(6.9776, 5.9975, 19.1985)
Luminance	0.0600 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37417A #7A7037

analogous

#37637A #37417A #4F377A

triadic

#37417A #7A3741 #417A37

tetradic

#37417A #7A3763 #7A7037 #377A4F

square

#37417A #7A3763 #7A7037 #377A4F

split-complementary

#37417A #7A4F37 #637A37

monochromatic

#111426 #242B50 #37417A #4A57A4 #6E7ABE

Accessibility & contrast

On white

9.55

#37417A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#37417A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37417A

9.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37417A	#FFFFFF	#000000	##FFFFFF
##37417A	1.00	9.55	2.20	9.55
#FFFFFF	9.55	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28487C

Deuteranopia (green-blind)

#214379

Tritanopia (blue-blind)

#184D57

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #37417a;
/* rgb */ color: rgb(55, 65, 122);
/* oklch */ color: oklch(39.7% 0.096 273.7);

Tailwind

colors: {
  custom: {
    50: '#7375a1',
    500: '#37417a',
    950: '#000000',
  },
}

SCSS

$custom: #37417a;
$custom-light: #7375a1;
$custom-dark: #000000;

JSON

{
  "hex": "#37417a",
  "rgb": {
    "r": 55,
    "g": 65,
    "b": 122
  },
  "hsl": {
    "h": 231.045,
    "s": 37.853,
    "l": 34.706
  },
  "oklch": {
    "l": 0.39654,
    "c": 0.09648,
    "h": 273.7
  },
  "luminance": 0.05998
}

Semantic roles & 50–950 ramp

primary

#37417A

secondary

#A69D66

accent

#BD5ACE

background

#F7F7F9

surface

#EDEDF2

border

#C8C8CC

text

#08080F

muted

#7B7B7E

Preview Lab

Preview with #37417A

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

Preview Lab → · Contrast checker → · Palette generator →