#372997#372997

#372997 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.6% C 0.170 H 280.2°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#372997
RGB	rgb(55, 41, 151)
HSL	hsl(248, 57%, 38%)
HSV	hsv(248, 73%, 59%)
CMYK	cmyk(63.6%, 72.8%, 0%, 40.8%)
CIE-LAB	lab(25.66, 39.12, -57.95)
CIE-LCH	lch(25.66, 69.92, 304.02°)
OKLab	oklab(37.6% 0.03 -0.1671)
OKLCH	oklch(37.6% 0.17 280.2)
XYZ	xyz(7.9526, 4.6319, 29.7471)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372997 #899729

analogous

#295297 #372997 #6E2997

triadic

#372997 #973729 #299737

tetradic

#372997 #972952 #899729 #29976E

square

#372997 #972952 #899729 #29976E

split-complementary

#372997 #976E29 #529729

monochromatic

#140F37 #251C67 #372997 #4936C7 #7365D5

Accessibility & contrast

On white

10.90

#372997 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#372997 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372997

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372997	#FFFFFF	#000000	##FFFFFF
##372997	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)

#00419A

Deuteranopia (green-blind)

#003995

Tritanopia (blue-blind)

#00475D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #372997;
/* rgb */ color: rgb(55, 41, 151);
/* oklch */ color: oklch(37.6% 0.170 280.2);

Tailwind

colors: {
  custom: {
    50: '#7a64b7',
    500: '#372997',
    950: '#000000',
  },
}

SCSS

$custom: #372997;
$custom-light: #7a64b7;
$custom-dark: #000000;

JSON

{
  "hex": "#372997",
  "rgb": {
    "r": 55,
    "g": 41,
    "b": 151
  },
  "hsl": {
    "h": 247.636,
    "s": 57.292,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37605,
    "c": 0.16982,
    "h": 280.2
  },
  "luminance": 0.04632
}

Semantic roles & 50–950 ramp

primary

#372997

secondary

#B0BB61

accent

#E147CD

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #372997

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

Preview Lab → · Contrast checker → · Palette generator →