#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
RGB	rgb(71, 57, 215)
HSL	hsl(245, 66%, 53%)
HSV	hsv(245, 73%, 84%)
CMYK	cmyk(67%, 73.5%, 0%, 15.7%)
CIE-LAB	lab(36.31, 52.45, -78.37)
CIE-LCH	lch(36.31, 94.30, 303.79°)
OKLab	oklab(47.37% 0.0282 -0.2264)
OKLCH	oklch(47.37% 0.228 277.1)
XYZ	xyz(16.3234, 9.1707, 65.1867)
Luminance	0.0917 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.06

Blue With A Hint Of Purple

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
##4739D7	1.00	7.41	2.83	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

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 →