#372F7F#372F7F

#372F7F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.4% C 0.130 H 282.3°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#372F7F
RGB	rgb(55, 47, 127)
HSL	hsl(246, 46%, 34%)
HSV	hsv(246, 63%, 50%)
CMYK	cmyk(56.7%, 63%, 0%, 50.2%)
CIE-LAB	lab(24.88, 27.43, -44.30)
CIE-LCH	lch(24.88, 52.10, 301.77°)
OKLab	oklab(36.38% 0.0277 -0.1271)
OKLCH	oklch(36.38% 0.13 282.3)
XYZ	xyz(6.4216, 4.3772, 20.5811)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372F7F #777F2F

analogous

#2F4F7F #372F7F #5F2F7F

triadic

#372F7F #7F372F #2F7F37

tetradic

#372F7F #7F2F4F #777F2F #2F7F5F

square

#372F7F #7F2F4F #777F2F #2F7F5F

split-complementary

#372F7F #7F5F2F #4F7F2F

monochromatic

#100E26 #241E52 #372F7F #4A40AC #6D63C5

Accessibility & contrast

On white

11.20

#372F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#372F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372F7F

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372F7F	#FFFFFF	#000000	##FFFFFF
##372F7F	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E82

Deuteranopia (green-blind)

#00387D

Tritanopia (blue-blind)

#164252

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #372f7f;
/* rgb */ color: rgb(55, 47, 127);
/* oklch */ color: oklch(36.4% 0.130 282.3);

Tailwind

colors: {
  custom: {
    50: '#7568a5',
    500: '#372f7f',
    950: '#000000',
  },
}

SCSS

$custom: #372f7f;
$custom-light: #7568a5;
$custom-dark: #000000;

JSON

{
  "hex": "#372f7f",
  "rgb": {
    "r": 55,
    "g": 47,
    "b": 127
  },
  "hsl": {
    "h": 246,
    "s": 45.977,
    "l": 34.118
  },
  "oklch": {
    "l": 0.3638,
    "c": 0.13008,
    "h": 282.3
  },
  "luminance": 0.04378
}

Semantic roles & 50–950 ramp

primary

#372F7F

secondary

#A4AC5E

accent

#D652C8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #372F7F

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

Preview Lab → · Contrast checker → · Palette generator →