#4043C8#4043C8

#4043C8 is a mid, highly saturated blue. Relative luminance 0.093; OKLCH L 47.0% C 0.201 H 274.5°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#4043C8
RGB	rgb(64, 67, 200)
HSL	hsl(239, 55%, 52%)
HSV	hsv(239, 68%, 78%)
CMYK	cmyk(68%, 66.5%, 0%, 21.6%)
CIE-LAB	lab(36.50, 41.12, -69.39)
CIE-LCH	lch(36.50, 80.65, 300.65°)
OKLab	oklab(46.96% 0.0157 -0.2004)
OKLCH	oklch(46.96% 0.201 274.5)
XYZ	xyz(14.5434, 9.2731, 55.6558)
Luminance	0.0927 (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

#4043C8 #C8C540

analogous

#4087C8 #4043C8 #8140C8

triadic

#4043C8 #C84043 #43C840

tetradic

#4043C8 #C84087 #C8C540 #40C881

square

#4043C8 #C84087 #C8C540 #40C881

split-complementary

#4043C8 #C88140 #87C840

monochromatic

#20216E #2D309D #4043C8 #7072D6 #9FA1E3

Accessibility & contrast

On white

7.36

#4043C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#4043C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4043C8

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4043C8	#FFFFFF	#000000	##FFFFFF
##4043C8	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCC

Deuteranopia (green-blind)

#0050C5

Tritanopia (blue-blind)

#006680

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4043c8;
/* rgb */ color: rgb(64, 67, 200);
/* oklch */ color: oklch(47.0% 0.201 274.5);

Tailwind

colors: {
  custom: {
    50: '#8678da',
    500: '#4043c8',
    950: '#000000',
  },
}

SCSS

$custom: #4043c8;
$custom-light: #8678da;
$custom-dark: #000000;

JSON

{
  "hex": "#4043c8",
  "rgb": {
    "r": 64,
    "g": 67,
    "b": 200
  },
  "hsl": {
    "h": 238.676,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.4696,
    "c": 0.201,
    "h": 274.5
  },
  "luminance": 0.09274
}

Semantic roles & 50–950 ramp

primary

#4043C8

secondary

#D0CE94

accent

#DB49DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4043C8

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

Preview Lab → · Contrast checker → · Palette generator →