#372E72#372E72

#372E72 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 35.1% C 0.113 H 285.0°. Best body text is #FFFFFF at 11.69:1 contrast (WCAG AA passes).

Color values

HEX	#372E72
RGB	rgb(55, 46, 114)
HSL	hsl(248, 43%, 31%)
HSV	hsv(248, 60%, 45%)
CMYK	cmyk(51.8%, 59.6%, 0%, 55.3%)
CIE-LAB	lab(23.61, 23.71, -38.10)
CIE-LCH	lch(23.61, 44.88, 301.89°)
OKLab	oklab(35.12% 0.0292 -0.1089)
OKLCH	oklch(35.12% 0.113 285)
XYZ	xyz(5.5889, 3.9808, 16.3902)
Luminance	0.0398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372E72 #69722E

analogous

#2E4772 #372E72 #592E72

triadic

#372E72 #72372E #2E7237

tetradic

#372E72 #722E47 #69722E #2E7259

square

#372E72 #722E47 #69722E #2E7259

split-complementary

#372E72 #72592E #47722E

monochromatic

#0D0B1B #221C46 #372E72 #4C409E #6A5DBE

Accessibility & contrast

On white

11.69

#372E72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#372E72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372E72

11.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372E72	#FFFFFF	#000000	##FFFFFF
##372E72	1.00	11.69	1.80	11.69
#FFFFFF	11.69	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A74

Deuteranopia (green-blind)

#003671

Tritanopia (blue-blind)

#223D4B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #372e72;
/* rgb */ color: rgb(55, 46, 114);
/* oklch */ color: oklch(35.1% 0.113 285.0);

Tailwind

colors: {
  custom: {
    50: '#73679b',
    500: '#372e72',
    950: '#000000',
  },
}

SCSS

$custom: #372e72;
$custom-light: #73679b;
$custom-dark: #000000;

JSON

{
  "hex": "#372e72",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 114
  },
  "hsl": {
    "h": 247.941,
    "s": 42.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.3512,
    "c": 0.11274,
    "h": 285
  },
  "luminance": 0.03981
}

Semantic roles & 50–950 ramp

primary

#372E72

secondary

#99A358

accent

#D256C2

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #372E72

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

Preview Lab → · Contrast checker → · Palette generator →