#37459A#37459A

#37459A is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.8% C 0.139 H 272.2°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#37459A
RGB	rgb(55, 69, 154)
HSL	hsl(232, 47%, 41%)
HSV	hsv(232, 64%, 60%)
CMYK	cmyk(64.3%, 55.2%, 0%, 39.6%)
CIE-LAB	lab(32.70, 22.40, -48.29)
CIE-LCH	lch(32.70, 53.24, 294.88°)
OKLab	oklab(42.85% 0.0053 -0.1387)
OKLCH	oklch(42.85% 0.139 272.2)
XYZ	xyz(9.5345, 7.4007, 31.4916)
Luminance	0.0740 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37459A #9A8C37

analogous

#37769A #37459A #5A379A

triadic

#37459A #9A3745 #459A37

tetradic

#37459A #9A3776 #9A8C37 #379A5A

square

#37459A #9A3776 #9A8C37 #379A5A

split-complementary

#37459A #9A5A37 #769A37

monochromatic

#171D40 #27316D #37459A #4E5EC0 #7B87D0

Accessibility & contrast

On white

8.47

#37459A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#37459A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37459A

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37459A	#FFFFFF	#000000	##FFFFFF
##37459A	1.00	8.47	2.48	8.47
#FFFFFF	8.47	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07519D

Deuteranopia (green-blind)

#004998

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #37459a;
/* rgb */ color: rgb(55, 69, 154);
/* oklch */ color: oklch(42.8% 0.139 272.2);

Tailwind

colors: {
  custom: {
    50: '#7978b8',
    500: '#37459a',
    950: '#000000',
  },
}

SCSS

$custom: #37459a;
$custom-light: #7978b8;
$custom-dark: #000000;

JSON

{
  "hex": "#37459a",
  "rgb": {
    "r": 55,
    "g": 69,
    "b": 154
  },
  "hsl": {
    "h": 231.515,
    "s": 47.368,
    "l": 40.98
  },
  "oklch": {
    "l": 0.42845,
    "c": 0.13876,
    "h": 272.2
  },
  "luminance": 0.07402
}

Semantic roles & 50–950 ramp

primary

#37459A

secondary

#B9AF74

accent

#C451D7

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0911

muted

#7C7B80

Preview Lab

Preview with #37459A

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

Preview Lab → · Contrast checker → · Palette generator →