#4F47BE#4F47BE

#4F47BE is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.8% C 0.180 H 280.1°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#4F47BE
RGB	rgb(79, 71, 190)
HSL	hsl(244, 48%, 51%)
HSV	hsv(244, 63%, 75%)
CMYK	cmyk(58.4%, 62.6%, 0%, 25.5%)
CIE-LAB	lab(37.64, 37.62, -61.65)
CIE-LCH	lch(37.64, 72.22, 301.39°)
OKLab	oklab(47.8% 0.0317 -0.1773)
OKLCH	oklch(47.8% 0.18 280.1)
XYZ	xyz(14.7690, 9.8854, 49.8350)
Luminance	0.0989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.91

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F47BE #B6BE47

analogous

#477ABE #4F47BE #8A47BE

triadic

#4F47BE #BE4F47 #47BE4F

tetradic

#4F47BE #BE477A #B6BE47 #47BE8A

square

#4F47BE #BE477A #B6BE47 #47BE8A

split-complementary

#4F47BE #BE8A47 #7ABE47

monochromatic

#292466 #3B3494 #4F47BE #7A74CE #A6A1DE

Accessibility & contrast

On white

7.05

#4F47BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#4F47BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F47BE

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F47BE	#FFFFFF	#000000	##FFFFFF
##4F47BE	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DC2

Deuteranopia (green-blind)

#0054BC

Tritanopia (blue-blind)

#04647C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4f47be;
/* rgb */ color: rgb(79, 71, 190);
/* oklch */ color: oklch(47.8% 0.180 280.1);

Tailwind

colors: {
  custom: {
    50: '#8b7bd2',
    500: '#4f47be',
    950: '#000000',
  },
}

SCSS

$custom: #4f47be;
$custom-light: #8b7bd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f47be",
  "rgb": {
    "r": 79,
    "g": 71,
    "b": 190
  },
  "hsl": {
    "h": 244.034,
    "s": 47.791,
    "l": 51.176
  },
  "oklch": {
    "l": 0.47798,
    "c": 0.18008,
    "h": 280.1
  },
  "luminance": 0.09886
}

Semantic roles & 50–950 ramp

primary

#4F47BE

secondary

#C7CB96

accent

#D750CE

background

#F9F7FD

surface

#F1EEFA

border

#CBC9D3

text

#0D0914

muted

#7E7B83

Preview Lab

Preview with #4F47BE

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

Preview Lab → · Contrast checker → · Palette generator →