#4E47BB#4E47BB

#4E47BB is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.5% C 0.176 H 280.0°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#4E47BB
RGB	rgb(78, 71, 187)
HSL	hsl(244, 46%, 51%)
HSV	hsv(244, 62%, 73%)
CMYK	cmyk(58.3%, 62%, 0%, 26.7%)
CIE-LAB	lab(37.32, 36.48, -60.41)
CIE-LCH	lch(37.32, 70.57, 301.12°)
OKLab	oklab(47.48% 0.0306 -0.1736)
OKLCH	oklch(47.48% 0.176 280)
XYZ	xyz(14.3619, 9.7130, 48.1221)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.69

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E47BB #B4BB47

analogous

#477ABB #4E47BB #8847BB

triadic

#4E47BB #BB4E47 #47BB4E

tetradic

#4E47BB #BB477A #B4BB47 #47BB88

square

#4E47BB #BB477A #B4BB47 #47BB88

split-complementary

#4E47BB #BB8847 #7ABB47

monochromatic

#282563 #3B3590 #4E47BB #7974CC #A4A0DC

Accessibility & contrast

On white

7.14

#4E47BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4E47BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4E47BB

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E47BB	#FFFFFF	#000000	##FFFFFF
##4E47BB	1.00	7.14	2.94	7.14
#FFFFFF	7.14	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#07637A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4e47bb;
/* rgb */ color: rgb(78, 71, 187);
/* oklch */ color: oklch(47.5% 0.176 280.0);

Tailwind

colors: {
  custom: {
    50: '#8a7bd0',
    500: '#4e47bb',
    950: '#000000',
  },
}

SCSS

$custom: #4e47bb;
$custom-light: #8a7bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e47bb",
  "rgb": {
    "r": 78,
    "g": 71,
    "b": 187
  },
  "hsl": {
    "h": 243.621,
    "s": 46.032,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47475,
    "c": 0.17632,
    "h": 280
  },
  "luminance": 0.09714
}

Semantic roles & 50–950 ramp

primary

#4E47BB

secondary

#C6C995

accent

#D652CE

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #4E47BB

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

Preview Lab → · Contrast checker → · Palette generator →