#4739E2#4739E2

#4739E2 is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.5% C 0.241 H 276.2°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#4739E2
RGB	rgb(71, 57, 226)
HSL	hsl(245, 74%, 55%)
HSV	hsv(245, 75%, 89%)
CMYK	cmyk(68.6%, 74.8%, 0%, 11.4%)
CIE-LAB	lab(37.40, 55.81, -82.88)
CIE-LCH	lch(37.40, 99.92, 303.96°)
OKLab	oklab(48.46% 0.0259 -0.2396)
OKLCH	oklch(48.46% 0.241 276.2)
XYZ	xyz(17.7846, 9.7552, 72.8825)
Luminance	0.0976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4739E2 #D4E239

analogous

#3980E2 #4739E2 #9B39E2

triadic

#4739E2 #E24739 #39E247

tetradic

#4739E2 #E23980 #D4E239 #39E29B

square

#4739E2 #E23980 #D4E239 #39E29B

split-complementary

#4739E2 #E29B39 #80E239

monochromatic

#1E158C #2A1CC1 #4739E2 #796EEA #AAA4F2

Accessibility & contrast

On white

7.12

#4739E2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4739E2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4739E2

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4739E2	#FFFFFF	#000000	##FFFFFF
##4739E2	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FE7

Deuteranopia (green-blind)

#0050DF

Tritanopia (blue-blind)

#006A8B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4739e2;
/* rgb */ color: rgb(71, 57, 226);
/* oklch */ color: oklch(48.5% 0.241 276.2);

Tailwind

colors: {
  custom: {
    50: '#8f72ed',
    500: '#4739e2',
    950: '#000000',
  },
}

SCSS

$custom: #4739e2;
$custom-light: #8f72ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4739e2",
  "rgb": {
    "r": 71,
    "g": 57,
    "b": 226
  },
  "hsl": {
    "h": 244.97,
    "s": 74.449,
    "l": 55.49
  },
  "oklch": {
    "l": 0.4846,
    "c": 0.24098,
    "h": 276.2
  },
  "luminance": 0.09757
}

Semantic roles & 50–950 ramp

primary

#4739E2

secondary

#D9DF98

accent

#F137E2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4739E2

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

Preview Lab → · Contrast checker → · Palette generator →