#372AB5#372AB5

#372AB5 is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.8% C 0.206 H 276.4°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#372AB5
RGB	rgb(55, 42, 181)
HSL	hsl(246, 62%, 44%)
HSV	hsv(246, 77%, 71%)
CMYK	cmyk(69.6%, 76.8%, 0%, 29%)
CIE-LAB	lab(28.91, 48.16, -70.72)
CIE-LCH	lch(28.91, 85.56, 304.25°)
OKLab	oklab(40.82% 0.0228 -0.2044)
OKLCH	oklch(40.82% 0.206 276.4)
XYZ	xyz(10.7413, 5.8034, 44.2612)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372AB5 #A8B52A

analogous

#2A62B5 #372AB5 #7C2AB5

triadic

#372AB5 #B5372A #2AB537

tetradic

#372AB5 #B52A62 #A8B52A #2AB57C

square

#372AB5 #B52A62 #A8B52A #2AB57C

split-complementary

#372AB5 #B57C2A #62B52A

monochromatic

#191352 #281E83 #372AB5 #5548D4 #8379E0

Accessibility & contrast

On white

9.72

#372AB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#372AB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372AB5

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372AB5	#FFFFFF	#000000	##FFFFFF
##372AB5	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB9

Deuteranopia (green-blind)

#003EB3

Tritanopia (blue-blind)

#00536E

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #372ab5;
/* rgb */ color: rgb(55, 42, 181);
/* oklch */ color: oklch(40.8% 0.206 276.4);

Tailwind

colors: {
  custom: {
    50: '#8067cc',
    500: '#372ab5',
    950: '#000000',
  },
}

SCSS

$custom: #372ab5;
$custom-light: #8067cc;
$custom-dark: #000000;

JSON

{
  "hex": "#372ab5",
  "rgb": {
    "r": 55,
    "g": 42,
    "b": 181
  },
  "hsl": {
    "h": 245.612,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4082,
    "c": 0.20568,
    "h": 276.4
  },
  "luminance": 0.05804
}

Semantic roles & 50–950 ramp

primary

#372AB5

secondary

#C0C873

accent

#E542D6

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0614

muted

#7D7A82

Preview Lab

Preview with #372AB5

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

Preview Lab → · Contrast checker → · Palette generator →