#4143C7#4143C7

#4143C7 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.9% C 0.199 H 274.9°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX#4143C7
RGBrgb(65, 67, 199)
HSLhsl(239, 54%, 52%)
HSVhsv(239, 67%, 78%)
CMYKcmyk(67.3%, 66.3%, 0%, 22%)
CIE-LABlab(36.48, 40.91, -68.84)
CIE-LCHlch(36.48, 80.08, 300.72°)
OKLaboklab(46.93% 0.017 -0.1987)
OKLCHoklch(46.93% 0.199 274.9)
XYZxyz(14.4925, 9.2603, 55.0454)
Luminance0.0926 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4143C7 #C7C541
analogous
#4186C7 #4143C7 #8241C7
triadic
#4143C7 #C74143 #43C741
tetradic
#4143C7 #C74186 #C7C541 #41C782
square
#4143C7 #C74186 #C7C541 #41C782
split-complementary
#4143C7 #C78241 #86C741
monochromatic
#20216D #2E309D #4143C7 #7072D5 #A0A1E3

Accessibility & contrast

On white

7.36
#4143C7 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.85
#4143C7 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4143C7
7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4143C7#FFFFFF#000000##FFFFFF
##4143C71.007.362.857.36
#FFFFFF7.361.0021.001.00
#0000002.8521.001.0021.00
##FFFFFF7.361.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005CCB
Deuteranopia (green-blind)
#0050C4
Tritanopia (blue-blind)
#00667F
Achromatopsia (no color)
#565656

Design tokens & code

CSS
--color: #4143c7;
/* rgb */ color: rgb(65, 67, 199);
/* oklch */ color: oklch(46.9% 0.199 274.9);
Tailwind
colors: {
  custom: {
    50: '#8678d9',
    500: '#4143c7',
    950: '#000000',
  },
}
SCSS
$custom: #4143c7;
$custom-light: #8678d9;
$custom-dark: #000000;
JSON
{
  "hex": "#4143c7",
  "rgb": {
    "r": 65,
    "g": 67,
    "b": 199
  },
  "hsl": {
    "h": 239.104,
    "s": 54.472,
    "l": 51.765
  },
  "oklch": {
    "l": 0.46932,
    "c": 0.19947,
    "h": 274.9
  },
  "luminance": 0.09262
}

Semantic roles & 50–950 ramp

primary
#4143C7
secondary
#CFCE95
accent
#DC4ADE
background
#F9F7FD
surface
#F1EDFB
border
#CBC8D4
text
#0D0915
muted
#7E7B83

Preview Lab

Preview with #4143C7

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

Preview Lab → · Contrast checker → · Palette generator →

#4143C7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva