#4F47BA#4F47BA

#4F47BA is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.5% C 0.175 H 280.5°. Best body text is #FFFFFF at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#4F47BA
RGB	rgb(79, 71, 186)
HSL	hsl(244, 45%, 50%)
HSV	hsv(244, 62%, 73%)
CMYK	cmyk(57.5%, 61.8%, 0%, 27.1%)
CIE-LAB	lab(37.32, 36.33, -59.82)
CIE-LCH	lch(37.32, 69.98, 301.27°)
OKLab	oklab(47.47% 0.0319 -0.1719)
OKLCH	oklch(47.47% 0.175 280.5)
XYZ	xyz(14.3378, 9.7130, 47.5641)
Luminance	0.0971 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.59

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F47BA #B2BA47

analogous

#4778BA #4F47BA #8847BA

triadic

#4F47BA #BA4F47 #47BA4F

tetradic

#4F47BA #BA4778 #B2BA47 #47BA88

square

#4F47BA #BA4778 #B2BA47 #47BA88

split-complementary

#4F47BA #BA8847 #78BA47

monochromatic

#292562 #3C358E #4F47BA #7A74CB #A4A0DB

Accessibility & contrast

On white

7.14

#4F47BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4F47BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F47BA

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F47BA	#FFFFFF	#000000	##FFFFFF
##4F47BA	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)

#005CBE

Deuteranopia (green-blind)

#0053B8

Tritanopia (blue-blind)

#11637A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4f47ba;
/* rgb */ color: rgb(79, 71, 186);
/* oklch */ color: oklch(47.5% 0.175 280.5);

Tailwind

colors: {
  custom: {
    50: '#8a7bd0',
    500: '#4f47ba',
    950: '#000000',
  },
}

SCSS

$custom: #4f47ba;
$custom-light: #8a7bd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f47ba",
  "rgb": {
    "r": 79,
    "g": 71,
    "b": 186
  },
  "hsl": {
    "h": 244.174,
    "s": 45.455,
    "l": 50.392
  },
  "oklch": {
    "l": 0.4747,
    "c": 0.17481,
    "h": 280.5
  },
  "luminance": 0.09714
}

Semantic roles & 50–950 ramp

primary

#4F47BA

secondary

#C4C895

accent

#D553CC

background

#F9F7FC

surface

#F1EEF9

border

#CBC9D2

text

#0D0914

muted

#7E7B82

Preview Lab

Preview with #4F47BA

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

Preview Lab → · Contrast checker → · Palette generator →