#37367D#37367D

#37367D is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.6% C 0.117 H 279.8°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#37367D
RGB	rgb(55, 54, 125)
HSL	hsl(241, 40%, 35%)
HSV	hsv(241, 57%, 49%)
CMYK	cmyk(56%, 56.8%, 0%, 51%)
CIE-LAB	lab(26.54, 22.11, -40.35)
CIE-LCH	lch(26.54, 46.02, 298.72°)
OKLab	oklab(37.56% 0.0199 -0.1155)
OKLCH	oklch(37.56% 0.117 279.8)
XYZ	xyz(6.5952, 4.9308, 20.0023)
Luminance	0.0493 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37367D #7C7D36

analogous

#36587D #37367D #5A367D

triadic

#37367D #7D3736 #367D37

tetradic

#37367D #7D3658 #7C7D36 #367D5A

square

#37367D #7D3658 #7C7D36 #367D5A

split-complementary

#37367D #7D5A36 #587D36

monochromatic

#111128 #242452 #37367D #4A48A8 #6E6DC0

Accessibility & contrast

On white

10.57

#37367D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#37367D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37367D

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37367D	#FFFFFF	#000000	##FFFFFF
##37367D	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09427F

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#174654

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #37367d;
/* rgb */ color: rgb(55, 54, 125);
/* oklch */ color: oklch(37.6% 0.117 279.8);

Tailwind

colors: {
  custom: {
    50: '#746da3',
    500: '#37367d',
    950: '#000000',
  },
}

SCSS

$custom: #37367d;
$custom-light: #746da3;
$custom-dark: #000000;

JSON

{
  "hex": "#37367d",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 125
  },
  "hsl": {
    "h": 240.845,
    "s": 39.665,
    "l": 35.098
  },
  "oklch": {
    "l": 0.37555,
    "c": 0.11716,
    "h": 279.8
  },
  "luminance": 0.04931
}

Semantic roles & 50–950 ramp

primary

#37367D

secondary

#A8A966

accent

#D058CE

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09070F

muted

#7B7A7F

Preview Lab

Preview with #37367D

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

Preview Lab → · Contrast checker → · Palette generator →