#3E37C8#3E37C8

#3E37C8 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.0% C 0.214 H 275.6°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX#3E37C8
RGBrgb(62, 55, 200)
HSLhsl(243, 57%, 50%)
HSVhsv(243, 73%, 78%)
CMYKcmyk(69%, 72.5%, 0%, 21.6%)
CIE-LABlab(33.83, 47.86, -73.79)
CIE-LCHlch(33.83, 87.96, 302.97°)
OKLaboklab(45% 0.0209 -0.2133)
OKLCHoklch(45% 0.214 275.6)
XYZxyz(13.7747, 7.9254, 55.4362)
Luminance0.0793 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3E37C8 #C1C837
analogous
#3778C8 #3E37C8 #8737C8
triadic
#3E37C8 #C83E37 #37C83E
tetradic
#3E37C8 #C83778 #C1C837 #37C887
square
#3E37C8 #C83778 #C1C837 #37C887
split-complementary
#3E37C8 #C88737 #78C837
monochromatic
#201D68 #2F2A98 #3E37C8 #6C67D5 #9B97E2

Accessibility & contrast

On white

8.12
#3E37C8 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.59
#3E37C8 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E37C8
8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3E37C8#FFFFFF#000000##FFFFFF
##3E37C81.008.122.598.12
#FFFFFF8.121.0021.001.00
#0000002.5921.001.0021.00
##FFFFFF8.121.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0056CC
Deuteranopia (green-blind)
#0049C5
Tritanopia (blue-blind)
#00607C
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #3e37c8;
/* rgb */ color: rgb(62, 55, 200);
/* oklch */ color: oklch(45.0% 0.214 275.6);
Tailwind
colors: {
  custom: {
    50: '#8670da',
    500: '#3e37c8',
    950: '#000000',
  },
}
SCSS
$custom: #3e37c8;
$custom-light: #8670da;
$custom-dark: #000000;
JSON
{
  "hex": "#3e37c8",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 200
  },
  "hsl": {
    "h": 242.897,
    "s": 56.863,
    "l": 50
  },
  "oklch": {
    "l": 0.45001,
    "c": 0.21431,
    "h": 275.6
  },
  "luminance": 0.07927
}

Semantic roles & 50–950 ramp

primary
#3E37C8
secondary
#CBCE8D
accent
#E048D9
background
#F9F6FD
surface
#F1ECFB
border
#CBC7D4
text
#0D0715
muted
#7E7A83

Preview Lab

Preview with #3E37C8

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

Preview Lab → · Contrast checker → · Palette generator →

#3E37C8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva