#4742BC#4742BC

#4742BC is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.2% C 0.185 H 278.1°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#4742BC
RGB	rgb(71, 66, 188)
HSL	hsl(242, 48%, 50%)
HSV	hsv(242, 65%, 74%)
CMYK	cmyk(62.2%, 64.9%, 0%, 26.3%)
CIE-LAB	lab(35.72, 38.70, -63.62)
CIE-LCH	lch(35.72, 74.47, 301.31°)
OKLab	oklab(46.2% 0.0261 -0.1833)
OKLCH	oklch(46.2% 0.185 278.1)
XYZ	xyz(13.6209, 8.8658, 48.5607)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4742BC #B7BC42

analogous

#427ABC #4742BC #8442BC

triadic

#4742BC #BC4742 #42BC47

tetradic

#4742BC #BC427A #B7BC42 #42BC84

square

#4742BC #BC427A #B7BC42 #42BC84

split-complementary

#4742BC #BC8442 #7ABC42

monochromatic

#252261 #36328F #4742BC #736FCC #9F9CDC

Accessibility & contrast

On white

7.57

#4742BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4742BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4742BC

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4742BC	#FFFFFF	#000000	##FFFFFF
##4742BC	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C0

Deuteranopia (green-blind)

#004FBA

Tritanopia (blue-blind)

#006179

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4742bc;
/* rgb */ color: rgb(71, 66, 188);
/* oklch */ color: oklch(46.2% 0.185 278.1);

Tailwind

colors: {
  custom: {
    50: '#8777d1',
    500: '#4742bc',
    950: '#000000',
  },
}

SCSS

$custom: #4742bc;
$custom-light: #8777d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4742bc",
  "rgb": {
    "r": 71,
    "g": 66,
    "b": 188
  },
  "hsl": {
    "h": 242.459,
    "s": 48.031,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46199,
    "c": 0.18516,
    "h": 278.1
  },
  "luminance": 0.08867
}

Semantic roles & 50–950 ramp

primary

#4742BC

secondary

#C6C991

accent

#D850D2

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #4742BC

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

Preview Lab → · Contrast checker → · Palette generator →