#4748B8#4748B8

#4748B8 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.9% C 0.172 H 277.1°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#4748B8
RGB	rgb(71, 72, 184)
HSL	hsl(239, 44%, 50%)
HSV	hsv(239, 61%, 72%)
CMYK	cmyk(61.4%, 60.9%, 0%, 27.8%)
CIE-LAB	lab(36.81, 33.68, -59.51)
CIE-LCH	lch(36.81, 68.38, 299.51°)
OKLab	oklab(46.89% 0.0212 -0.1712)
OKLCH	oklch(46.89% 0.172 277.1)
XYZ	xyz(13.5648, 9.4340, 46.4442)
Luminance	0.0944 (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

#4748B8 #B8B747

analogous

#4781B8 #4748B8 #7E47B8

triadic

#4748B8 #B84748 #48B847

tetradic

#4748B8 #B84781 #B8B747 #47B87E

square

#4748B8 #B84781 #B8B747 #47B87E

split-complementary

#4748B8 #B87E47 #81B847

monochromatic

#252560 #36378C #4748B8 #7374C9 #9FA0DA

Accessibility & contrast

On white

7.27

#4748B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4748B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4748B8

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4748B8	#FFFFFF	#000000	##FFFFFF
##4748B8	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBC

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#006479

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4748b8;
/* rgb */ color: rgb(71, 72, 184);
/* oklch */ color: oklch(46.9% 0.172 277.1);

Tailwind

colors: {
  custom: {
    50: '#867bce',
    500: '#4748b8',
    950: '#000000',
  },
}

SCSS

$custom: #4748b8;
$custom-light: #867bce;
$custom-dark: #000000;

JSON

{
  "hex": "#4748b8",
  "rgb": {
    "r": 71,
    "g": 72,
    "b": 184
  },
  "hsl": {
    "h": 239.469,
    "s": 44.314,
    "l": 50
  },
  "oklch": {
    "l": 0.4689,
    "c": 0.17248,
    "h": 277.1
  },
  "luminance": 0.09435
}

Semantic roles & 50–950 ramp

primary

#4748B8

secondary

#C7C694

accent

#D354D4

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4748B8

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

Preview Lab → · Contrast checker → · Palette generator →