#3F36C8#3F36C8

#3F36C8 is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.215 H 276.1°. Best body text is #FFFFFF at 8.16:1 contrast (WCAG AA passes).

Color values

HEX#3F36C8
RGBrgb(63, 54, 200)
HSLhsl(244, 57%, 50%)
HSVhsv(244, 73%, 78%)
CMYKcmyk(68.5%, 73%, 0%, 21.6%)
CIE-LABlab(33.70, 48.52, -74.00)
CIE-LCHlch(33.70, 88.49, 303.25°)
OKLaboklab(44.93% 0.0227 -0.2139)
OKLCHoklch(44.93% 0.215 276.1)
XYZxyz(13.7910, 7.8640, 55.4235)
Luminance0.0786 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F36C8 #BFC836
analogous
#3676C8 #3F36C8 #8836C8
triadic
#3F36C8 #C83F36 #36C83F
tetradic
#3F36C8 #C83676 #BFC836 #36C888
square
#3F36C8 #C83676 #BFC836 #36C888
split-complementary
#3F36C8 #C88836 #76C836
monochromatic
#211C68 #302998 #3F36C8 #6D66D6 #9B96E3

Accessibility & contrast

On white

8.16
#3F36C8 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.57
#3F36C8 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F36C8
8.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F36C8#FFFFFF#000000##FFFFFF
##3F36C81.008.162.578.16
#FFFFFF8.161.0021.001.00
#0000002.5721.001.0021.00
##FFFFFF8.161.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0056CC
Deuteranopia (green-blind)
#0049C5
Tritanopia (blue-blind)
#005F7C
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #3f36c8;
/* rgb */ color: rgb(63, 54, 200);
/* oklch */ color: oklch(44.9% 0.215 276.1);
Tailwind
colors: {
  custom: {
    50: '#876fda',
    500: '#3f36c8',
    950: '#000000',
  },
}
SCSS
$custom: #3f36c8;
$custom-light: #876fda;
$custom-dark: #000000;
JSON
{
  "hex": "#3f36c8",
  "rgb": {
    "r": 63,
    "g": 54,
    "b": 200
  },
  "hsl": {
    "h": 243.699,
    "s": 57.48,
    "l": 49.804
  },
  "oklch": {
    "l": 0.44927,
    "c": 0.21507,
    "h": 276.1
  },
  "luminance": 0.07865
}

Semantic roles & 50–950 ramp

primary
#3F36C8
secondary
#CACE8C
accent
#E147D7
background
#F9F6FD
surface
#F1ECFB
border
#CBC7D4
text
#0D0715
muted
#7E7A83

Preview Lab

Preview with #3F36C8

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

Preview Lab → · Contrast checker → · Palette generator →

#3F36C8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva