#372B87#372B87

#372B87 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.4% C 0.146 H 282.2°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#372B87
RGB	rgb(55, 43, 135)
HSL	hsl(248, 52%, 35%)
HSV	hsv(248, 68%, 53%)
CMYK	cmyk(59.3%, 68.1%, 0%, 47.1%)
CIE-LAB	lab(24.60, 32.66, -49.77)
CIE-LCH	lch(24.60, 59.53, 303.28°)
OKLab	oklab(36.39% 0.031 -0.1432)
OKLCH	oklch(36.39% 0.147 282.2)
XYZ	xyz(6.8112, 4.2888, 23.3859)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#372B87 #7B872B

analogous

#2B4D87 #372B87 #652B87

triadic

#372B87 #87372B #2B8737

tetradic

#372B87 #872B4D #7B872B #2B8765

square

#372B87 #872B4D #7B872B #2B8765

split-complementary

#372B87 #87652B #4D872B

monochromatic

#110D2A #241C59 #372B87 #4A3AB5 #6E60CC

Accessibility & contrast

On white

11.30

#372B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#372B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372B87

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372B87	#FFFFFF	#000000	##FFFFFF
##372B87	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8A

Deuteranopia (green-blind)

#003785

Tritanopia (blue-blind)

#094255

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #372b87;
/* rgb */ color: rgb(55, 43, 135);
/* oklch */ color: oklch(36.4% 0.146 282.2);

Tailwind

colors: {
  custom: {
    50: '#7765ab',
    500: '#372b87',
    950: '#000000',
  },
}

SCSS

$custom: #372b87;
$custom-light: #7765ab;
$custom-dark: #000000;

JSON

{
  "hex": "#372b87",
  "rgb": {
    "r": 55,
    "g": 43,
    "b": 135
  },
  "hsl": {
    "h": 247.826,
    "s": 51.685,
    "l": 34.902
  },
  "oklch": {
    "l": 0.3639,
    "c": 0.1465,
    "h": 282.2
  },
  "luminance": 0.04289
}

Semantic roles & 50–950 ramp

primary

#372B87

secondary

#A7B25B

accent

#DB4DC9

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #372B87

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

Preview Lab → · Contrast checker → · Palette generator →