#372F90#372F90

#372F90 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.9% C 0.154 H 279.8°. Best body text is #FFFFFF at 10.65:1 contrast (WCAG AA passes).

Color values

HEX	#372F90
RGB	rgb(55, 47, 144)
HSL	hsl(245, 51%, 37%)
HSV	hsv(245, 67%, 56%)
CMYK	cmyk(61.8%, 67.4%, 0%, 43.5%)
CIE-LAB	lab(26.33, 33.19, -52.54)
CIE-LCH	lch(26.33, 62.15, 302.28°)
OKLab	oklab(37.89% 0.0262 -0.1513)
OKLCH	oklch(37.89% 0.154 279.8)
XYZ	xyz(7.6245, 4.8583, 26.9161)
Luminance	0.0486 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372F90 #88902F

analogous

#2F5890 #372F90 #672F90

triadic

#372F90 #90372F #2F9037

tetradic

#372F90 #902F58 #88902F #2F9067

square

#372F90 #902F58 #88902F #2F9067

split-complementary

#372F90 #90672F #58902F

monochromatic

#141134 #252062 #372F90 #493EBE #736BCF

Accessibility & contrast

On white

10.65

#372F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#372F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372F90

10.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372F90	#FFFFFF	#000000	##FFFFFF
##372F90	1.00	10.65	1.97	10.65
#FFFFFF	10.65	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004293

Deuteranopia (green-blind)

#003B8E

Tritanopia (blue-blind)

#00485B

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #372f90;
/* rgb */ color: rgb(55, 47, 144);
/* oklch */ color: oklch(37.9% 0.154 279.8);

Tailwind

colors: {
  custom: {
    50: '#7868b1',
    500: '#372f90',
    950: '#000000',
  },
}

SCSS

$custom: #372f90;
$custom-light: #7868b1;
$custom-dark: #000000;

JSON

{
  "hex": "#372f90",
  "rgb": {
    "r": 55,
    "g": 47,
    "b": 144
  },
  "hsl": {
    "h": 244.948,
    "s": 50.785,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37885,
    "c": 0.15358,
    "h": 279.8
  },
  "luminance": 0.04859
}

Semantic roles & 50–950 ramp

primary

#372F90

secondary

#AFB665

accent

#DA4ECF

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #372F90

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

Preview Lab → · Contrast checker → · Palette generator →