#372F97#372F97

#372F97 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.5% C 0.163 H 278.9°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#372F97
RGB	rgb(55, 47, 151)
HSL	hsl(245, 53%, 39%)
HSV	hsv(245, 69%, 59%)
CMYK	cmyk(63.6%, 68.9%, 0%, 40.8%)
CIE-LAB	lab(26.96, 35.55, -55.82)
CIE-LCH	lch(26.96, 66.18, 302.50°)
OKLab	oklab(38.54% 0.0253 -0.1609)
OKLCH	oklch(38.54% 0.163 278.9)
XYZ	xyz(8.1762, 5.0790, 29.8216)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372F97 #8F972F

analogous

#2F5B97 #372F97 #6B2F97

triadic

#372F97 #97372F #2F9737

tetradic

#372F97 #972F5B #8F972F #2F976B

square

#372F97 #972F5B #8F972F #2F976B

split-complementary

#372F97 #976B2F #5B972F

monochromatic

#15123A #262068 #372F97 #4A40C3 #766ED2

Accessibility & contrast

On white

10.42

#372F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#372F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372F97

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372F97	#FFFFFF	#000000	##FFFFFF
##372F97	1.00	10.42	2.02	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00449A

Deuteranopia (green-blind)

#003C95

Tritanopia (blue-blind)

#004A5F

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #372f97;
/* rgb */ color: rgb(55, 47, 151);
/* oklch */ color: oklch(38.5% 0.163 278.9);

Tailwind

colors: {
  custom: {
    50: '#7a68b7',
    500: '#372f97',
    950: '#000000',
  },
}

SCSS

$custom: #372f97;
$custom-light: #7a68b7;
$custom-dark: #000000;

JSON

{
  "hex": "#372f97",
  "rgb": {
    "r": 55,
    "g": 47,
    "b": 151
  },
  "hsl": {
    "h": 244.615,
    "s": 52.525,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38536,
    "c": 0.1629,
    "h": 278.9
  },
  "luminance": 0.0508
}

Semantic roles & 50–950 ramp

primary

#372F97

secondary

#B3B968

accent

#DC4CD1

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0611

muted

#7C7A80

Preview Lab

Preview with #372F97

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

Preview Lab → · Contrast checker → · Palette generator →