#4139C3#4139C3

#4139C3 is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.0% C 0.205 H 276.8°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX#4139C3
RGBrgb(65, 57, 195)
HSLhsl(243, 55%, 49%)
HSVhsv(243, 71%, 76%)
CMYKcmyk(66.7%, 70.8%, 0%, 23.5%)
CIE-LABlab(33.96, 45.47, -70.64)
CIE-LCHlch(33.96, 84.01, 302.77°)
OKLaboklab(45.01% 0.0243 -0.204)
OKLCHoklch(45.01% 0.205 276.8)
XYZxyz(13.4902, 7.9890, 52.4503)
Luminance0.0799 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4139C3 #BBC339
analogous
#3976C3 #4139C3 #8639C3
triadic
#4139C3 #C34139 #39C341
tetradic
#4139C3 #C33976 #BBC339 #39C386
square
#4139C3 #C33976 #BBC339 #39C386
split-complementary
#4139C3 #C38639 #76C339
monochromatic
#211D64 #312B94 #4139C3 #6D67D2 #9A96E0

Accessibility & contrast

On white

8.08
#4139C3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.60
#4139C3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4139C3
8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4139C3#FFFFFF#000000##FFFFFF
##4139C31.008.082.608.08
#FFFFFF8.081.0021.001.00
#0000002.6021.001.0021.00
##FFFFFF8.081.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0056C7
Deuteranopia (green-blind)
#004AC0
Tritanopia (blue-blind)
#005F7A
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #4139c3;
/* rgb */ color: rgb(65, 57, 195);
/* oklch */ color: oklch(45.0% 0.205 276.8);
Tailwind
colors: {
  custom: {
    50: '#8671d6',
    500: '#4139c3',
    950: '#000000',
  },
}
SCSS
$custom: #4139c3;
$custom-light: #8671d6;
$custom-dark: #000000;
JSON
{
  "hex": "#4139c3",
  "rgb": {
    "r": 65,
    "g": 57,
    "b": 195
  },
  "hsl": {
    "h": 243.478,
    "s": 54.762,
    "l": 49.412
  },
  "oklch": {
    "l": 0.45005,
    "c": 0.20547,
    "h": 276.8
  },
  "luminance": 0.0799
}

Semantic roles & 50–950 ramp

primary
#4139C3
secondary
#C8CC8C
accent
#DE4AD6
background
#F9F6FD
surface
#F1ECFA
border
#CBC7D3
text
#0D0814
muted
#7E7B83

Preview Lab

Preview with #4139C3

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

Preview Lab → · Contrast checker → · Palette generator →

#4139C3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva