#372EBB#372EBB

#372EBB is a dark, highly saturated blue. Relative luminance 0.064; OKLCH L 42.0% C 0.209 H 275.3°. Best body text is #FFFFFF at 9.25:1 contrast (WCAG AA passes).

Color values

HEX	#372EBB
RGB	rgb(55, 46, 187)
HSL	hsl(244, 61%, 46%)
HSV	hsv(244, 75%, 73%)
CMYK	cmyk(70.6%, 75.4%, 0%, 26.7%)
CIE-LAB	lab(30.29, 47.93, -72.01)
CIE-LCH	lch(30.29, 86.50, 303.65°)
OKLab	oklab(41.98% 0.0194 -0.2082)
OKLCH	oklch(41.98% 0.209 275.3)
XYZ	xyz(11.5192, 6.3530, 47.6233)
Luminance	0.0635 (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

#372EBB #B2BB2E

analogous

#2E6BBB #372EBB #7D2EBB

triadic

#372EBB #BB372E #2EBB37

tetradic

#372EBB #BB2E6B #B2BB2E #2EBB7D

square

#372EBB #BB2E6B #B2BB2E #2EBB7D

split-complementary

#372EBB #BB7D2E #6BBB2E

monochromatic

#1A1659 #29228A #372EBB #5A52D4 #8983E0

Accessibility & contrast

On white

9.25

#372EBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#372EBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372EBB

9.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372EBB	#FFFFFF	#000000	##FFFFFF
##372EBB	1.00	9.25	2.27	9.25
#FFFFFF	9.25	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DBF

Deuteranopia (green-blind)

#0041B8

Tritanopia (blue-blind)

#005773

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #372ebb;
/* rgb */ color: rgb(55, 46, 187);
/* oklch */ color: oklch(42.0% 0.209 275.3);

Tailwind

colors: {
  custom: {
    50: '#8169d1',
    500: '#372ebb',
    950: '#000000',
  },
}

SCSS

$custom: #372ebb;
$custom-light: #8169d1;
$custom-dark: #000000;

JSON

{
  "hex": "#372ebb",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 187
  },
  "hsl": {
    "h": 243.83,
    "s": 60.515,
    "l": 45.686
  },
  "oklch": {
    "l": 0.41975,
    "c": 0.20911,
    "h": 275.3
  },
  "luminance": 0.06354
}

Semantic roles & 50–950 ramp

primary

#372EBB

secondary

#C5CA7B

accent

#E444D9

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #372EBB

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

Preview Lab → · Contrast checker → · Palette generator →