#372F75#372F75

#372F75 is a dark, moderate blue. Relative luminance 0.041; OKLCH L 35.6% C 0.116 H 284.0°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#372F75
RGB	rgb(55, 47, 117)
HSL	hsl(247, 43%, 32%)
HSV	hsv(247, 60%, 46%)
CMYK	cmyk(53%, 59.8%, 0%, 54.1%)
CIE-LAB	lab(24.09, 24.05, -39.23)
CIE-LCH	lch(24.09, 46.02, 301.51°)
OKLab	oklab(35.55% 0.028 -0.1122)
OKLCH	oklch(35.55% 0.116 284)
XYZ	xyz(5.8020, 4.1293, 17.3175)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372F75 #6D752F

analogous

#2F4A75 #372F75 #5A2F75

triadic

#372F75 #75372F #2F7537

tetradic

#372F75 #752F4A #6D752F #2F755A

square

#372F75 #752F4A #6D752F #2F755A

split-complementary

#372F75 #755A2F #4A752F

monochromatic

#0E0C1E #221D49 #372F75 #4C41A1 #6A5FBF

Accessibility & contrast

On white

11.50

#372F75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#372F75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372F75

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372F75	#FFFFFF	#000000	##FFFFFF
##372F75	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B77

Deuteranopia (green-blind)

#003774

Tritanopia (blue-blind)

#1F3F4D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #372f75;
/* rgb */ color: rgb(55, 47, 117);
/* oklch */ color: oklch(35.6% 0.116 284.0);

Tailwind

colors: {
  custom: {
    50: '#73689d',
    500: '#372f75',
    950: '#000000',
  },
}

SCSS

$custom: #372f75;
$custom-light: #73689d;
$custom-dark: #000000;

JSON

{
  "hex": "#372f75",
  "rgb": {
    "r": 55,
    "g": 47,
    "b": 117
  },
  "hsl": {
    "h": 246.857,
    "s": 42.683,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35552,
    "c": 0.11565,
    "h": 284
  },
  "luminance": 0.0413
}

Semantic roles & 50–950 ramp

primary

#372F75

secondary

#9DA65A

accent

#D255C4

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08060E

muted

#7B7A7E

Preview Lab

Preview with #372F75

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

Preview Lab → · Contrast checker → · Palette generator →