#372899#372899

#372899 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.7% C 0.173 H 280.1°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#372899
RGB	rgb(55, 40, 153)
HSL	hsl(248, 59%, 38%)
HSV	hsv(248, 74%, 60%)
CMYK	cmyk(64.1%, 73.9%, 0%, 40%)
CIE-LAB	lab(25.65, 40.34, -59.19)
CIE-LCH	lch(25.65, 71.63, 304.28°)
OKLab	oklab(37.66% 0.0303 -0.1708)
OKLCH	oklch(37.66% 0.173 280.1)
XYZ	xyz(8.0823, 4.6291, 30.5984)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372899 #8A9928

analogous

#285199 #372899 #702899

triadic

#372899 #993728 #289937

tetradic

#372899 #992851 #8A9928 #289970

square

#372899 #992851 #8A9928 #289970

split-complementary

#372899 #997028 #519928

monochromatic

#140F38 #261B68 #372899 #4835CA #7465D7

Accessibility & contrast

On white

10.90

#372899 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#372899 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372899

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372899	#FFFFFF	#000000	##FFFFFF
##372899	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419C

Deuteranopia (green-blind)

#003897

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #372899;
/* rgb */ color: rgb(55, 40, 153);
/* oklch */ color: oklch(37.7% 0.173 280.1);

Tailwind

colors: {
  custom: {
    50: '#7b64b8',
    500: '#372899',
    950: '#000000',
  },
}

SCSS

$custom: #372899;
$custom-light: #7b64b8;
$custom-dark: #000000;

JSON

{
  "hex": "#372899",
  "rgb": {
    "r": 55,
    "g": 40,
    "b": 153
  },
  "hsl": {
    "h": 247.965,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.37658,
    "c": 0.17344,
    "h": 280.1
  },
  "luminance": 0.0463
}

Semantic roles & 50–950 ramp

primary

#372899

secondary

#B0BD60

accent

#E246CD

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #372899

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

Preview Lab → · Contrast checker → · Palette generator →