#373BD6#373BD6

#373BD6 is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.6% C 0.229 H 272.1°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX#373BD6
RGBrgb(55, 59, 214)
HSLhsl(238, 66%, 53%)
HSVhsv(238, 74%, 84%)
CMYKcmyk(74.3%, 72.4%, 0%, 16.1%)
CIE-LABlab(35.58, 49.49, -79.03)
CIE-LCHlch(35.58, 93.25, 302.05°)
OKLaboklab(46.55% 0.0083 -0.2287)
OKLCHoklch(46.55% 0.229 272.1)
XYZxyz(15.2730, 8.7936, 64.4977)
Luminance0.0880 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#373BD6 #D6D237
analogous
#378AD6 #373BD6 #8337D6
triadic
#373BD6 #D6373B #3BD637
tetradic
#373BD6 #D6378A #D6D237 #37D683
square
#373BD6 #D6378A #D6D237 #37D683
split-complementary
#373BD6 #D68337 #8AD637
monochromatic
#191B7A #2327AC #373BD6 #6A6DE0 #9D9FEB

Accessibility & contrast

On white

7.61
#373BD6 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.76
#373BD6 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373BD6
7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##373BD6#FFFFFF#000000##FFFFFF
##373BD61.007.612.767.61
#FFFFFF7.611.0021.001.00
#0000002.7621.001.0021.00
##FFFFFF7.611.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BDB
Deuteranopia (green-blind)
#004CD3
Tritanopia (blue-blind)
#006785
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #373bd6;
/* rgb */ color: rgb(55, 59, 214);
/* oklch */ color: oklch(46.6% 0.229 272.1);
Tailwind
colors: {
  custom: {
    50: '#8672e4',
    500: '#373bd6',
    950: '#000000',
  },
}
SCSS
$custom: #373bd6;
$custom-light: #8672e4;
$custom-dark: #000000;
JSON
{
  "hex": "#373bd6",
  "rgb": {
    "r": 55,
    "g": 59,
    "b": 214
  },
  "hsl": {
    "h": 238.491,
    "s": 65.975,
    "l": 52.745
  },
  "oklch": {
    "l": 0.46553,
    "c": 0.22888,
    "h": 272.1
  },
  "luminance": 0.08795
}

Semantic roles & 50–950 ramp

primary
#373BD6
secondary
#D7D592
accent
#E53FE9
background
#F9F7FE
surface
#F1EDFC
border
#CBC8D5
text
#0D0816
muted
#7E7B84

Preview Lab

Preview with #373BD6

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

Preview Lab → · Contrast checker → · Palette generator →

#373BD6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva