#4742BE#4742BE

#4742BE is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.4% C 0.188 H 277.9°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#4742BE
RGB	rgb(71, 66, 190)
HSL	hsl(242, 49%, 50%)
HSV	hsv(242, 65%, 75%)
CMYK	cmyk(62.6%, 65.3%, 0%, 25.5%)
CIE-LAB	lab(35.89, 39.36, -64.52)
CIE-LCH	lch(35.89, 75.58, 301.38°)
OKLab	oklab(46.37% 0.0259 -0.1859)
OKLCH	oklch(46.37% 0.188 277.9)
XYZ	xyz(13.8380, 8.9526, 49.7040)
Luminance	0.0895 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.72

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4742BE #B9BE42

analogous

#427BBE #4742BE #8542BE

triadic

#4742BE #BE4742 #42BE47

tetradic

#4742BE #BE427B #B9BE42 #42BE85

square

#4742BE #BE427B #B9BE42 #42BE85

split-complementary

#4742BE #BE8542 #7BBE42

monochromatic

#252263 #363291 #4742BE #7370CE #A09DDD

Accessibility & contrast

On white

7.52

#4742BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#4742BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4742BE

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4742BE	#FFFFFF	#000000	##FFFFFF
##4742BE	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC2

Deuteranopia (green-blind)

#004FBC

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4742be;
/* rgb */ color: rgb(71, 66, 190);
/* oklch */ color: oklch(46.4% 0.188 277.9);

Tailwind

colors: {
  custom: {
    50: '#8777d3',
    500: '#4742be',
    950: '#000000',
  },
}

SCSS

$custom: #4742be;
$custom-light: #8777d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4742be",
  "rgb": {
    "r": 71,
    "g": 66,
    "b": 190
  },
  "hsl": {
    "h": 242.419,
    "s": 48.819,
    "l": 50.196
  },
  "oklch": {
    "l": 0.46374,
    "c": 0.18775,
    "h": 277.9
  },
  "luminance": 0.08954
}

Semantic roles & 50–950 ramp

primary

#4742BE

secondary

#C7CA92

accent

#D84FD3

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0914

muted

#7D7B83

Preview Lab

Preview with #4742BE

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

Preview Lab → · Contrast checker → · Palette generator →