#372B74#372B74

#372B74 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.7% C 0.120 H 285.8°. Best body text is #FFFFFF at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#372B74
RGB	rgb(55, 43, 116)
HSL	hsl(250, 46%, 31%)
HSV	hsv(250, 63%, 45%)
CMYK	cmyk(52.6%, 62.9%, 0%, 54.5%)
CIE-LAB	lab(23.00, 26.35, -40.36)
CIE-LCH	lch(23.00, 48.20, 303.13°)
OKLab	oklab(34.72% 0.0328 -0.1155)
OKLCH	oklch(34.72% 0.12 285.8)
XYZ	xyz(5.5909, 3.8007, 16.9586)
Luminance	0.0380 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372B74 #68742B

analogous

#2B4374 #372B74 #5B2B74

triadic

#372B74 #74372B #2B7437

tetradic

#372B74 #742B43 #68742B #2B745B

square

#372B74 #742B43 #68742B #2B745B

split-complementary

#372B74 #745B2B #43742B

monochromatic

#0D0A1B #221A47 #372B74 #4C3CA1 #6958C1

Accessibility & contrast

On white

11.93

#372B74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#372B74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372B74

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372B74	#FFFFFF	#000000	##FFFFFF
##372B74	1.00	11.93	1.76	11.93
#FFFFFF	11.93	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003976

Deuteranopia (green-blind)

#003572

Tritanopia (blue-blind)

#213C4B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #372b74;
/* rgb */ color: rgb(55, 43, 116);
/* oklch */ color: oklch(34.7% 0.120 285.8);

Tailwind

colors: {
  custom: {
    50: '#74659d',
    500: '#372b74',
    950: '#000000',
  },
}

SCSS

$custom: #372b74;
$custom-light: #74659d;
$custom-dark: #000000;

JSON

{
  "hex": "#372b74",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 116
  },
  "hsl": {
    "h": 249.863,
    "s": 45.912,
    "l": 31.176
  },
  "oklch": {
    "l": 0.34722,
    "c": 0.12011,
    "h": 285.8
  },
  "luminance": 0.03801
}

Semantic roles & 50–950 ramp

primary

#372B74

secondary

#98A655

accent

#D652C0

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#08050E

muted

#7B7A7E

Preview Lab

Preview with #372B74

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

Preview Lab → · Contrast checker → · Palette generator →