#372EB4#372EB4

#372EB4 is a dark, highly saturated blue. Relative luminance 0.061; OKLCH L 41.3% C 0.201 H 276.0°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#372EB4
RGB	rgb(55, 46, 180)
HSL	hsl(244, 59%, 44%)
HSV	hsv(244, 74%, 71%)
CMYK	cmyk(69.4%, 74.4%, 0%, 29.4%)
CIE-LAB	lab(29.56, 45.69, -69.05)
CIE-LCH	lch(29.56, 82.80, 303.49°)
OKLab	oklab(41.25% 0.0209 -0.1996)
OKLCH	oklch(41.25% 0.201 276)
XYZ	xyz(10.7881, 6.0605, 43.7724)
Luminance	0.0606 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372EB4 #ABB42E

analogous

#2E68B4 #372EB4 #7A2EB4

triadic

#372EB4 #B4372E #2EB437

tetradic

#372EB4 #B42E68 #ABB42E #2EB47A

square

#372EB4 #B42E68 #ABB42E #2EB47A

split-complementary

#372EB4 #B47A2E #68B42E

monochromatic

#191553 #282283 #372EB4 #564ED2 #857EDE

Accessibility & contrast

On white

9.49

#372EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#372EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372EB4

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372EB4	#FFFFFF	#000000	##FFFFFF
##372EB4	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB8

Deuteranopia (green-blind)

#0040B2

Tritanopia (blue-blind)

#00556F

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #372eb4;
/* rgb */ color: rgb(55, 46, 180);
/* oklch */ color: oklch(41.3% 0.201 276.0);

Tailwind

colors: {
  custom: {
    50: '#8069cc',
    500: '#372eb4',
    950: '#000000',
  },
}

SCSS

$custom: #372eb4;
$custom-light: #8069cc;
$custom-dark: #000000;

JSON

{
  "hex": "#372eb4",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 180
  },
  "hsl": {
    "h": 244.03,
    "s": 59.292,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4125,
    "c": 0.20067,
    "h": 276
  },
  "luminance": 0.06062
}

Semantic roles & 50–950 ramp

primary

#372EB4

secondary

#C1C777

accent

#E245D8

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #372EB4

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

Preview Lab → · Contrast checker → · Palette generator →