#372797#372797

#372797 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.3% C 0.172 H 280.5°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#372797
RGB	rgb(55, 39, 151)
HSL	hsl(249, 59%, 37%)
HSV	hsv(249, 74%, 59%)
CMYK	cmyk(63.6%, 74.2%, 0%, 40.8%)
CIE-LAB	lab(25.25, 40.26, -58.62)
CIE-LCH	lch(25.25, 71.12, 304.48°)
OKLab	oklab(37.31% 0.0315 -0.1691)
OKLCH	oklch(37.31% 0.172 280.5)
XYZ	xyz(7.8852, 4.4970, 29.7246)
Luminance	0.0450 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372797 #879727

analogous

#274F97 #372797 #6F2797

triadic

#372797 #973727 #279737

tetradic

#372797 #97274F #879727 #27976F

square

#372797 #97274F #879727 #27976F

split-complementary

#372797 #976F27 #4F9727

monochromatic

#140E36 #251A66 #372797 #4934C8 #7362D6

Accessibility & contrast

On white

11.05

#372797 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#372797 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372797

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372797	#FFFFFF	#000000	##FFFFFF
##372797	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409A

Deuteranopia (green-blind)

#003895

Tritanopia (blue-blind)

#00465D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #372797;
/* rgb */ color: rgb(55, 39, 151);
/* oklch */ color: oklch(37.3% 0.172 280.5);

Tailwind

colors: {
  custom: {
    50: '#7a63b7',
    500: '#372797',
    950: '#000000',
  },
}

SCSS

$custom: #372797;
$custom-light: #7a63b7;
$custom-dark: #000000;

JSON

{
  "hex": "#372797",
  "rgb": {
    "r": 55,
    "g": 39,
    "b": 151
  },
  "hsl": {
    "h": 248.571,
    "s": 58.947,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37314,
    "c": 0.172,
    "h": 280.5
  },
  "luminance": 0.04498
}

Semantic roles & 50–950 ramp

primary

#372797

secondary

#AFBC5E

accent

#E246CC

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #372797

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

Preview Lab → · Contrast checker → · Palette generator →