#4857BB#4857BB

#4857BB is a mid, vivid blue. Relative luminance 0.118; OKLCH L 50.0% C 0.157 H 273.0°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#4857BB
RGB	rgb(72, 87, 187)
HSL	hsl(232, 46%, 51%)
HSV	hsv(232, 61%, 73%)
CMYK	cmyk(61.5%, 53.5%, 0%, 26.7%)
CIE-LAB	lab(40.87, 25.38, -54.68)
CIE-LCH	lch(40.87, 60.28, 294.89°)
OKLab	oklab(50% 0.0081 -0.1568)
OKLCH	oklch(50% 0.157 273)
XYZ	xyz(15.0474, 11.7807, 48.4850)
Luminance	0.1178 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4857BB #BBAC48

analogous

#4890BB #4857BB #7248BB

triadic

#4857BB #BB4857 #57BB48

tetradic

#4857BB #BB4890 #BBAC48 #48BB72

square

#4857BB #BB4890 #BBAC48 #48BB72

split-complementary

#4857BB #BB7248 #90BB48

monochromatic

#252D64 #364190 #4857BB #7580CC #A1A9DC

Accessibility & contrast

On white

6.26

#4857BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#4857BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4857BB

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4857BB	#FFFFFF	#000000	##FFFFFF
##4857BB	1.00	6.26	3.36	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1766BE

Deuteranopia (green-blind)

#005BB9

Tritanopia (blue-blind)

#006E80

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4857bb;
/* rgb */ color: rgb(72, 87, 187);
/* oklch */ color: oklch(50.0% 0.157 273.0);

Tailwind

colors: {
  custom: {
    50: '#8686d0',
    500: '#4857bb',
    950: '#000000',
  },
}

SCSS

$custom: #4857bb;
$custom-light: #8686d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4857bb",
  "rgb": {
    "r": 72,
    "g": 87,
    "b": 187
  },
  "hsl": {
    "h": 232.174,
    "s": 45.817,
    "l": 50.784
  },
  "oklch": {
    "l": 0.49998,
    "c": 0.15703,
    "h": 273
  },
  "luminance": 0.11782
}

Semantic roles & 50–950 ramp

primary

#4857BB

secondary

#C9C296

accent

#C452D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4857BB

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

Preview Lab → · Contrast checker → · Palette generator →