#4048CA#4048CA

#4048CA is a mid, vivid blue. Relative luminance 0.100; OKLCH L 48.0% C 0.198 H 273.5°. Best body text is #FFFFFF at 7.01:1 contrast (WCAG AA passes).

Color values

HEX	#4048CA
RGB	rgb(64, 72, 202)
HSL	hsl(237, 57%, 52%)
HSV	hsv(237, 68%, 79%)
CMYK	cmyk(68.3%, 64.4%, 0%, 20.8%)
CIE-LAB	lab(37.82, 38.75, -68.39)
CIE-LCH	lch(37.82, 78.61, 299.53°)
OKLab	oklab(47.97% 0.012 -0.1974)
OKLCH	oklch(47.97% 0.198 273.5)
XYZ	xyz(15.0888, 9.9876, 56.9983)
Luminance	0.0999 (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

#4048CA #CAC240

analogous

#408DCA #4048CA #7D40CA

triadic

#4048CA #CA4048 #48CA40

tetradic

#4048CA #CA408D #CAC240 #40CA7D

square

#4048CA #CA408D #CAC240 #40CA7D

split-complementary

#4048CA #CA7D40 #8DCA40

monochromatic

#1F2470 #2C33A0 #4048CA #7076D7 #A0A4E5

Accessibility & contrast

On white

7.01

#4048CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#4048CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4048CA

7.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4048CA	#FFFFFF	#000000	##FFFFFF
##4048CA	1.00	7.01	3.00	7.01
#FFFFFF	7.01	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FCE

Deuteranopia (green-blind)

#0053C8

Tritanopia (blue-blind)

#006A82

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4048ca;
/* rgb */ color: rgb(64, 72, 202);
/* oklch */ color: oklch(48.0% 0.198 273.5);

Tailwind

colors: {
  custom: {
    50: '#867bdb',
    500: '#4048ca',
    950: '#000000',
  },
}

SCSS

$custom: #4048ca;
$custom-light: #867bdb;
$custom-dark: #000000;

JSON

{
  "hex": "#4048ca",
  "rgb": {
    "r": 64,
    "g": 72,
    "b": 202
  },
  "hsl": {
    "h": 236.522,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.47971,
    "c": 0.19782,
    "h": 273.5
  },
  "luminance": 0.09989
}

Semantic roles & 50–950 ramp

primary

#4048CA

secondary

#D1CE95

accent

#D748E0

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4048CA

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

Preview Lab → · Contrast checker → · Palette generator →