#373EBF#373EBF

#373EBF is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.8% C 0.197 H 272.8°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#373EBF
RGB	rgb(55, 62, 191)
HSL	hsl(237, 55%, 48%)
HSV	hsv(237, 71%, 75%)
CMYK	cmyk(71.2%, 67.5%, 0%, 25.1%)
CIE-LAB	lab(34.02, 40.01, -68.22)
CIE-LCH	lch(34.02, 79.09, 300.39°)
OKLab	oklab(44.77% 0.0097 -0.1972)
OKLCH	oklch(44.77% 0.197 272.8)
XYZ	xyz(12.6990, 8.0178, 50.1585)
Luminance	0.0802 (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

#373EBF #BFB837

analogous

#3782BF #373EBF #7437BF

triadic

#373EBF #BF373E #3EBF37

tetradic

#373EBF #BF3782 #BFB837 #37BF74

square

#373EBF #BF3782 #BFB837 #37BF74

split-complementary

#373EBF #BF7437 #82BF37

monochromatic

#1C1F60 #292F8F #373EBF #6267D2 #9195DF

Accessibility & contrast

On white

8.07

#373EBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#373EBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373EBF

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373EBF	#FFFFFF	#000000	##FFFFFF
##373EBF	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C3

Deuteranopia (green-blind)

#004ABD

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #373ebf;
/* rgb */ color: rgb(55, 62, 191);
/* oklch */ color: oklch(44.8% 0.197 272.8);

Tailwind

colors: {
  custom: {
    50: '#8174d3',
    500: '#373ebf',
    950: '#000000',
  },
}

SCSS

$custom: #373ebf;
$custom-light: #8174d3;
$custom-dark: #000000;

JSON

{
  "hex": "#373ebf",
  "rgb": {
    "r": 55,
    "g": 62,
    "b": 191
  },
  "hsl": {
    "h": 236.912,
    "s": 55.285,
    "l": 48.235
  },
  "oklch": {
    "l": 0.44765,
    "c": 0.19744,
    "h": 272.8
  },
  "luminance": 0.08019
}

Semantic roles & 50–950 ramp

primary

#373EBF

secondary

#CAC788

accent

#D749DF

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #373EBF

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

Preview Lab → · Contrast checker → · Palette generator →