#4740C1#4740C1

#4740C1 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.3% C 0.194 H 278.1°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#4740C1
RGB	rgb(71, 64, 193)
HSL	hsl(243, 51%, 50%)
HSV	hsv(243, 67%, 76%)
CMYK	cmyk(63.2%, 66.8%, 0%, 24.3%)
CIE-LAB	lab(35.70, 41.54, -66.59)
CIE-LCH	lch(35.70, 78.48, 301.95°)
OKLab	oklab(46.32% 0.0272 -0.192)
OKLCH	oklch(46.32% 0.194 278.1)
XYZ	xyz(14.0545, 8.8555, 51.4104)
Luminance	0.0886 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.04

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4740C1 #BAC140

analogous

#4079C1 #4740C1 #8840C1

triadic

#4740C1 #C14740 #40C147

tetradic

#4740C1 #C14079 #BAC140 #40C188

square

#4740C1 #C14079 #BAC140 #40C188

split-complementary

#4740C1 #C18840 #79C140

monochromatic

#252166 #353094 #4740C1 #746ED0 #A09CDF

Accessibility & contrast

On white

7.58

#4740C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4740C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4740C1

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4740C1	#FFFFFF	#000000	##FFFFFF
##4740C1	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C5

Deuteranopia (green-blind)

#004FBF

Tritanopia (blue-blind)

#00627B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4740c1;
/* rgb */ color: rgb(71, 64, 193);
/* oklch */ color: oklch(46.3% 0.194 278.1);

Tailwind

colors: {
  custom: {
    50: '#8876d5',
    500: '#4740c1',
    950: '#000000',
  },
}

SCSS

$custom: #4740c1;
$custom-light: #8876d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4740c1",
  "rgb": {
    "r": 71,
    "g": 64,
    "b": 193
  },
  "hsl": {
    "h": 243.256,
    "s": 50.988,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46316,
    "c": 0.19393,
    "h": 278.1
  },
  "luminance": 0.08857
}

Semantic roles & 50–950 ramp

primary

#4740C1

secondary

#C8CB92

accent

#DA4DD3

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4740C1

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

Preview Lab → · Contrast checker → · Palette generator →