#4F47AC#4F47AC

#4F47AC is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.4% C 0.156 H 282.0°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#4F47AC
RGB	rgb(79, 71, 172)
HSL	hsl(245, 42%, 48%)
HSV	hsv(245, 59%, 67%)
CMYK	cmyk(54.1%, 58.7%, 0%, 32.5%)
CIE-LAB	lab(36.26, 31.82, -53.25)
CIE-LCH	lch(36.26, 62.04, 300.86°)
OKLab	oklab(46.36% 0.0324 -0.1526)
OKLCH	oklch(46.36% 0.156 282)
XYZ	xyz(12.9218, 9.1465, 40.1063)
Luminance	0.0915 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F47AC #A4AC47

analogous

#4772AC #4F47AC #8147AC

triadic

#4F47AC #AC4F47 #47AC4F

tetradic

#4F47AC #AC4772 #A4AC47 #47AC81

square

#4F47AC #AC4772 #A4AC47 #47AC81

split-complementary

#4F47AC #AC8147 #72AC47

monochromatic

#272355 #3B3581 #4F47AC #746DC3 #9D99D5

Accessibility & contrast

On white

7.42

#4F47AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#4F47AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F47AC

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F47AC	#FFFFFF	#000000	##FFFFFF
##4F47AC	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AF

Deuteranopia (green-blind)

#0052AA

Tritanopia (blue-blind)

#265F72

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4f47ac;
/* rgb */ color: rgb(79, 71, 172);
/* oklch */ color: oklch(46.4% 0.156 282.0);

Tailwind

colors: {
  custom: {
    50: '#887ac5',
    500: '#4f47ac',
    950: '#000000',
  },
}

SCSS

$custom: #4f47ac;
$custom-light: #887ac5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f47ac",
  "rgb": {
    "r": 79,
    "g": 71,
    "b": 172
  },
  "hsl": {
    "h": 244.752,
    "s": 41.564,
    "l": 47.647
  },
  "oklch": {
    "l": 0.46359,
    "c": 0.15598,
    "h": 282
  },
  "luminance": 0.09147
}

Semantic roles & 50–950 ramp

primary

#4F47AC

secondary

#BDC18E

accent

#D156C8

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4F47AC

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

Preview Lab → · Contrast checker → · Palette generator →