#4840BF#4840BF

#4840BF is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.2% C 0.191 H 278.6°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#4840BF
RGB	rgb(72, 64, 191)
HSL	hsl(244, 50%, 50%)
HSV	hsv(244, 66%, 75%)
CMYK	cmyk(62.3%, 66.5%, 0%, 25.1%)
CIE-LAB	lab(35.61, 41.03, -65.58)
CIE-LCH	lch(35.61, 77.36, 302.03°)
OKLab	oklab(46.21% 0.0287 -0.189)
OKLCH	oklch(46.21% 0.191 278.6)
XYZ	xyz(13.9068, 8.8050, 50.2468)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.76

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4840BF #B7BF40

analogous

#4077BF #4840BF #8840BF

triadic

#4840BF #BF4840 #40BF48

tetradic

#4840BF #BF4077 #B7BF40 #40BF88

square

#4840BF #BF4077 #B7BF40 #40BF88

split-complementary

#4840BF #BF8840 #77BF40

monochromatic

#252163 #373191 #4840BF #746ECE #A09CDE

Accessibility & contrast

On white

7.61

#4840BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#4840BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4840BF

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4840BF	#FFFFFF	#000000	##FFFFFF
##4840BF	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C3

Deuteranopia (green-blind)

#004FBD

Tritanopia (blue-blind)

#00617A

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4840bf;
/* rgb */ color: rgb(72, 64, 191);
/* oklch */ color: oklch(46.2% 0.191 278.6);

Tailwind

colors: {
  custom: {
    50: '#8876d3',
    500: '#4840bf',
    950: '#000000',
  },
}

SCSS

$custom: #4840bf;
$custom-light: #8876d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4840bf",
  "rgb": {
    "r": 72,
    "g": 64,
    "b": 191
  },
  "hsl": {
    "h": 243.78,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.46211,
    "c": 0.19118,
    "h": 278.6
  },
  "luminance": 0.08806
}

Semantic roles & 50–950 ramp

primary

#4840BF

secondary

#C6CA91

accent

#D94ED1

background

#F9F7FD

surface

#F1EDFA

border

#CBC8D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4840BF

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

Preview Lab → · Contrast checker → · Palette generator →