#372B7D#372B7D

#372B7D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.5% C 0.133 H 284.0°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#372B7D
RGB	rgb(55, 43, 125)
HSL	hsl(249, 49%, 33%)
HSV	hsv(249, 66%, 49%)
CMYK	cmyk(56%, 65.6%, 0%, 51%)
CIE-LAB	lab(23.74, 29.34, -44.89)
CIE-LCH	lch(23.74, 53.63, 303.16°)
OKLab	oklab(35.49% 0.0321 -0.1289)
OKLCH	oklch(35.49% 0.133 284)
XYZ	xyz(6.1400, 4.0203, 19.8505)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372B7D #717D2B

analogous

#2B487D #372B7D #602B7D

triadic

#372B7D #7D372B #2B7D37

tetradic

#372B7D #7D2B48 #717D2B #2B7D60

square

#372B7D #7D2B48 #717D2B #2B7D60

split-complementary

#372B7D #7D602B #487D2B

monochromatic

#0F0C22 #231B4F #372B7D #4B3BAB #6B5CC7

Accessibility & contrast

On white

11.64

#372B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#372B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372B7D

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372B7D	#FFFFFF	#000000	##FFFFFF
##372B7D	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B80

Deuteranopia (green-blind)

#00367B

Tritanopia (blue-blind)

#193F50

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #372b7d;
/* rgb */ color: rgb(55, 43, 125);
/* oklch */ color: oklch(35.5% 0.133 284.0);

Tailwind

colors: {
  custom: {
    50: '#7565a3',
    500: '#372b7d',
    950: '#000000',
  },
}

SCSS

$custom: #372b7d;
$custom-light: #7565a3;
$custom-dark: #000000;

JSON

{
  "hex": "#372b7d",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 125
  },
  "hsl": {
    "h": 248.78,
    "s": 48.81,
    "l": 32.941
  },
  "oklch": {
    "l": 0.35493,
    "c": 0.13281,
    "h": 284
  },
  "luminance": 0.04021
}

Semantic roles & 50–950 ramp

primary

#372B7D

secondary

#A0AD57

accent

#D84FC4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09050F

muted

#7B7A7F

Preview Lab

Preview with #372B7D

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

Preview Lab → · Contrast checker → · Palette generator →