#4043C4#4043C4

#4043C4 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.6% C 0.196 H 274.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#4043C4
RGB	rgb(64, 67, 196)
HSL	hsl(239, 53%, 51%)
HSV	hsv(239, 67%, 77%)
CMYK	cmyk(67.3%, 65.8%, 0%, 23.1%)
CIE-LAB	lab(36.15, 39.77, -67.63)
CIE-LCH	lch(36.15, 78.46, 300.46°)
OKLab	oklab(46.6% 0.0161 -0.1952)
OKLCH	oklch(46.6% 0.196 274.7)
XYZ	xyz(14.0820, 9.0885, 53.2260)
Luminance	0.0909 (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

#4043C4 #C4C140

analogous

#4085C4 #4043C4 #7F40C4

triadic

#4043C4 #C44043 #43C440

tetradic

#4043C4 #C44085 #C4C140 #40C47F

square

#4043C4 #C44085 #C4C140 #40C47F

split-complementary

#4043C4 #C47F40 #85C440

monochromatic

#202269 #2F3198 #4043C4 #6F71D2 #9E9FE1

Accessibility & contrast

On white

7.45

#4043C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#4043C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4043C4

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4043C4	#FFFFFF	#000000	##FFFFFF
##4043C4	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC8

Deuteranopia (green-blind)

#004FC2

Tritanopia (blue-blind)

#00657D

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4043c4;
/* rgb */ color: rgb(64, 67, 196);
/* oklch */ color: oklch(46.6% 0.196 274.7);

Tailwind

colors: {
  custom: {
    50: '#8577d7',
    500: '#4043c4',
    950: '#000000',
  },
}

SCSS

$custom: #4043c4;
$custom-light: #8577d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4043c4",
  "rgb": {
    "r": 64,
    "g": 67,
    "b": 196
  },
  "hsl": {
    "h": 238.636,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.46598,
    "c": 0.19589,
    "h": 274.7
  },
  "luminance": 0.0909
}

Semantic roles & 50–950 ramp

primary

#4043C4

secondary

#CDCC93

accent

#D94CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4043C4

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

Preview Lab → · Contrast checker → · Palette generator →