#372BAB#372BAB

#372BAB is a dark, vivid blue. Relative luminance 0.055; OKLCH L 39.9% C 0.193 H 277.3°. Best body text is #FFFFFF at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#372BAB
RGB	rgb(55, 43, 171)
HSL	hsl(246, 60%, 42%)
HSV	hsv(246, 75%, 67%)
CMYK	cmyk(67.8%, 74.9%, 0%, 32.9%)
CIE-LAB	lab(28.06, 44.45, -66.15)
CIE-LCH	lch(28.06, 79.69, 303.90°)
OKLab	oklab(39.91% 0.0245 -0.1911)
OKLCH	oklch(39.91% 0.193 277.3)
XYZ	xyz(9.7877, 5.4794, 39.0620)
Luminance	0.0548 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372BAB #9FAB2B

analogous

#2B5FAB #372BAB #772BAB

triadic

#372BAB #AB372B #2BAB37

tetradic

#372BAB #AB2B5F #9FAB2B #2BAB77

square

#372BAB #AB2B5F #9FAB2B #2BAB77

split-complementary

#372BAB #AB772B #5FAB2B

monochromatic

#181249 #271F7A #372BAB #5143D0 #7E74DC

Accessibility & contrast

On white

10.02

#372BAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#372BAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372BAB

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372BAB	#FFFFFF	#000000	##FFFFFF
##372BAB	1.00	10.02	2.10	10.02
#FFFFFF	10.02	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AF

Deuteranopia (green-blind)

#003DA9

Tritanopia (blue-blind)

#005069

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #372bab;
/* rgb */ color: rgb(55, 43, 171);
/* oklch */ color: oklch(39.9% 0.193 277.3);

Tailwind

colors: {
  custom: {
    50: '#7e67c5',
    500: '#372bab',
    950: '#000000',
  },
}

SCSS

$custom: #372bab;
$custom-light: #7e67c5;
$custom-dark: #000000;

JSON

{
  "hex": "#372bab",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 171
  },
  "hsl": {
    "h": 245.625,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.3991,
    "c": 0.19266,
    "h": 277.3
  },
  "luminance": 0.0548
}

Semantic roles & 50–950 ramp

primary

#372BAB

secondary

#BCC46E

accent

#E345D4

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #372BAB

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

Preview Lab → · Contrast checker → · Palette generator →