#4749BB#4749BB

#4749BB is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.3% C 0.175 H 276.6°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4749BB
RGB	rgb(71, 73, 187)
HSL	hsl(239, 46%, 51%)
HSV	hsv(239, 62%, 73%)
CMYK	cmyk(62%, 61%, 0%, 26.7%)
CIE-LAB	lab(37.28, 34.06, -60.50)
CIE-LCH	lch(37.28, 69.43, 299.38°)
OKLab	oklab(47.32% 0.0202 -0.1741)
OKLCH	oklch(47.32% 0.175 276.6)
XYZ	xyz(13.9478, 9.6914, 48.1397)
Luminance	0.0969 (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

#4749BB #BBB947

analogous

#4783BB #4749BB #7F47BB

triadic

#4749BB #BB4749 #49BB47

tetradic

#4749BB #BB4783 #BBB947 #47BB7F

square

#4749BB #BB4783 #BBB947 #47BB7F

split-complementary

#4749BB #BB7F47 #83BB47

monochromatic

#252663 #353790 #4749BB #7475CC #A0A1DC

Accessibility & contrast

On white

7.15

#4749BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4749BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4749BB

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4749BB	#FFFFFF	#000000	##FFFFFF
##4749BB	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBF

Deuteranopia (green-blind)

#0053B9

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4749bb;
/* rgb */ color: rgb(71, 73, 187);
/* oklch */ color: oklch(47.3% 0.175 276.6);

Tailwind

colors: {
  custom: {
    50: '#867cd0',
    500: '#4749bb',
    950: '#000000',
  },
}

SCSS

$custom: #4749bb;
$custom-light: #867cd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4749bb",
  "rgb": {
    "r": 71,
    "g": 73,
    "b": 187
  },
  "hsl": {
    "h": 238.966,
    "s": 46.032,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47315,
    "c": 0.17524,
    "h": 276.6
  },
  "luminance": 0.09693
}

Semantic roles & 50–950 ramp

primary

#4749BB

secondary

#C9C895

accent

#D352D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4749BB

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

Preview Lab → · Contrast checker → · Palette generator →