#4739D7#4739D7

#4739D7 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.4% C 0.228 H 277.1°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX#4739D7
RGBrgb(71, 57, 215)
HSLhsl(245, 66%, 53%)
HSVhsv(245, 73%, 84%)
CMYKcmyk(67%, 73.5%, 0%, 15.7%)
CIE-LABlab(36.31, 52.45, -78.37)
CIE-LCHlch(36.31, 94.30, 303.79°)
OKLaboklab(47.37% 0.0282 -0.2264)
OKLCHoklch(47.37% 0.228 277.1)
XYZxyz(16.3234, 9.1707, 65.1867)
Luminance0.0917 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4739D7 #C9D739
analogous
#397AD7 #4739D7 #9639D7
triadic
#4739D7 #D74739 #39D747
tetradic
#4739D7 #D7397A #C9D739 #39D796
square
#4739D7 #D7397A #C9D739 #39D796
split-complementary
#4739D7 #D79639 #7AD739
monochromatic
#22197C #3023AF #4739D7 #766CE1 #A69FEC

Accessibility & contrast

On white

7.41
#4739D7 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.83
#4739D7 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4739D7
7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4739D7#FFFFFF#000000##FFFFFF
##4739D71.007.412.837.41
#FFFFFF7.411.0021.001.00
#0000002.8321.001.0021.00
##FFFFFF7.411.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005CDC
Deuteranopia (green-blind)
#004FD4
Tritanopia (blue-blind)
#006685
Achromatopsia (no color)
#555555

Design tokens & code

CSS
--color: #4739d7;
/* rgb */ color: rgb(71, 57, 215);
/* oklch */ color: oklch(47.4% 0.228 277.1);
Tailwind
colors: {
  custom: {
    50: '#8d72e5',
    500: '#4739d7',
    950: '#000000',
  },
}
SCSS
$custom: #4739d7;
$custom-light: #8d72e5;
$custom-dark: #000000;
JSON
{
  "hex": "#4739d7",
  "rgb": {
    "r": 71,
    "g": 57,
    "b": 215
  },
  "hsl": {
    "h": 245.316,
    "s": 66.387,
    "l": 53.333
  },
  "oklch": {
    "l": 0.47366,
    "c": 0.22818,
    "h": 277.1
  },
  "luminance": 0.09172
}

Semantic roles & 50–950 ramp

primary
#4739D7
secondary
#D2D894
accent
#E93EDA
background
#F9F7FE
surface
#F2EDFC
border
#CCC8D5
text
#0E0816
muted
#7E7B84

Preview Lab

Preview with #4739D7

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

Preview Lab → · Contrast checker → · Palette generator →

#4739D7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva