#372AB7#372AB7

#372AB7 is a dark, highly saturated blue. Relative luminance 0.059; OKLCH L 41.0% C 0.208 H 276.2°. Best body text is #FFFFFF at 9.64:1 contrast (WCAG AA passes).

Color values

HEX	#372AB7
RGB	rgb(55, 42, 183)
HSL	hsl(246, 63%, 44%)
HSV	hsv(246, 77%, 72%)
CMYK	cmyk(69.9%, 77%, 0%, 28.2%)
CIE-LAB	lab(29.12, 48.78, -71.56)
CIE-LCH	lch(29.12, 86.61, 304.28°)
OKLab	oklab(41.03% 0.0223 -0.2069)
OKLCH	oklch(41.03% 0.208 276.2)
XYZ	xyz(10.9480, 5.8860, 45.3497)
Luminance	0.0589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372AB7 #AAB72A

analogous

#2A64B7 #372AB7 #7E2AB7

triadic

#372AB7 #B7372A #2AB737

tetradic

#372AB7 #B72A64 #AAB72A #2AB77E

square

#372AB7 #B72A64 #AAB72A #2AB77E

split-complementary

#372AB7 #B77E2A #64B72A

monochromatic

#191353 #281F85 #372AB7 #5649D5 #847BE1

Accessibility & contrast

On white

9.64

#372AB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#372AB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372AB7

9.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372AB7	#FFFFFF	#000000	##FFFFFF
##372AB7	1.00	9.64	2.18	9.64
#FFFFFF	9.64	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBB

Deuteranopia (green-blind)

#003EB5

Tritanopia (blue-blind)

#00546F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #372ab7;
/* rgb */ color: rgb(55, 42, 183);
/* oklch */ color: oklch(41.0% 0.208 276.2);

Tailwind

colors: {
  custom: {
    50: '#8167ce',
    500: '#372ab7',
    950: '#000000',
  },
}

SCSS

$custom: #372ab7;
$custom-light: #8167ce;
$custom-dark: #000000;

JSON

{
  "hex": "#372ab7",
  "rgb": {
    "r": 55,
    "g": 42,
    "b": 183
  },
  "hsl": {
    "h": 245.532,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.41032,
    "c": 0.20806,
    "h": 276.2
  },
  "luminance": 0.05887
}

Semantic roles & 50–950 ramp

primary

#372AB7

secondary

#C1C974

accent

#E642D7

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #372AB7

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

Preview Lab → · Contrast checker → · Palette generator →