#372E71#372E71

#372E71 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 35.0% C 0.111 H 285.2°. Best body text is #FFFFFF at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#372E71
RGB	rgb(55, 46, 113)
HSL	hsl(248, 42%, 31%)
HSV	hsv(248, 59%, 44%)
CMYK	cmyk(51.3%, 59.3%, 0%, 55.7%)
CIE-LAB	lab(23.53, 23.37, -37.58)
CIE-LCH	lch(23.53, 44.26, 301.88°)
OKLab	oklab(35.04% 0.0292 -0.1073)
OKLCH	oklch(35.04% 0.111 285.2)
XYZ	xyz(5.5323, 3.9582, 16.0921)
Luminance	0.0396 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372E71 #68712E

analogous

#2E4671 #372E71 #582E71

triadic

#372E71 #71372E #2E7137

tetradic

#372E71 #712E46 #68712E #2E7158

square

#372E71 #712E46 #68712E #2E7158

split-complementary

#372E71 #71582E #46712E

monochromatic

#0D0B1A #221C46 #372E71 #4C409C #695DBD

Accessibility & contrast

On white

11.72

#372E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#372E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372E71

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372E71	#FFFFFF	#000000	##FFFFFF
##372E71	1.00	11.72	1.79	11.72
#FFFFFF	11.72	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#023A73

Deuteranopia (green-blind)

#003670

Tritanopia (blue-blind)

#223D4A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #372e71;
/* rgb */ color: rgb(55, 46, 113);
/* oklch */ color: oklch(35.0% 0.111 285.2);

Tailwind

colors: {
  custom: {
    50: '#73679a',
    500: '#372e71',
    950: '#000000',
  },
}

SCSS

$custom: #372e71;
$custom-light: #73679a;
$custom-dark: #000000;

JSON

{
  "hex": "#372e71",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 113
  },
  "hsl": {
    "h": 248.06,
    "s": 42.138,
    "l": 31.176
  },
  "oklch": {
    "l": 0.35041,
    "c": 0.11126,
    "h": 285.2
  },
  "luminance": 0.03958
}

Semantic roles & 50–950 ramp

primary

#372E71

secondary

#98A258

accent

#D256C1

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #372E71

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

Preview Lab → · Contrast checker → · Palette generator →