#4739E6#4739E6

#4739E6 is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.9% C 0.246 H 275.9°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX#4739E6
RGBrgb(71, 57, 230)
HSLhsl(245, 78%, 56%)
HSVhsv(245, 75%, 90%)
CMYKcmyk(69.1%, 75.2%, 0%, 9.8%)
CIE-LABlab(37.80, 57.02, -84.50)
CIE-LCHlch(37.80, 101.94, 304.01°)
OKLaboklab(48.86% 0.0251 -0.2443)
OKLCHoklch(48.86% 0.246 275.9)
XYZxyz(18.3399, 9.9773, 75.8069)
Luminance0.0998 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4739E6 #D8E639
analogous
#3982E6 #4739E6 #9D39E6
triadic
#4739E6 #E64739 #39E647
tetradic
#4739E6 #E63982 #D8E639 #39E69D
square
#4739E6 #E63982 #D8E639 #39E69D
split-complementary
#4739E6 #E69D39 #82E639
monochromatic
#1D1292 #2719C8 #4739E6 #796FED #ACA6F4

Accessibility & contrast

On white

7.01
#4739E6 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

3.00
#4739E6 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4739E6
7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4739E6#FFFFFF#000000##FFFFFF
##4739E61.007.013.007.01
#FFFFFF7.011.0021.001.00
#0000003.0021.001.0021.00
##FFFFFF7.011.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0060EB
Deuteranopia (green-blind)
#0051E3
Tritanopia (blue-blind)
#006C8E
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #4739e6;
/* rgb */ color: rgb(71, 57, 230);
/* oklch */ color: oklch(48.9% 0.246 275.9);
Tailwind
colors: {
  custom: {
    50: '#9073ef',
    500: '#4739e6',
    950: '#000000',
  },
}
SCSS
$custom: #4739e6;
$custom-light: #9073ef;
$custom-dark: #000000;
JSON
{
  "hex": "#4739e6",
  "rgb": {
    "r": 71,
    "g": 57,
    "b": 230
  },
  "hsl": {
    "h": 244.855,
    "s": 77.578,
    "l": 56.275
  },
  "oklch": {
    "l": 0.48863,
    "c": 0.24556,
    "h": 275.9
  },
  "luminance": 0.09979
}

Semantic roles & 50–950 ramp

primary
#4739E6
secondary
#DBE19A
accent
#F434E5
background
#F9F7FE
surface
#F2EDFD
border
#CCC8D5
text
#0F0817
muted
#7E7B85

Preview Lab

Preview with #4739E6

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

Preview Lab → · Contrast checker → · Palette generator →

#4739E6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva