#4050C8#4050C8

#4050C8 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.2% C 0.186 H 271.9°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#4050C8
RGB	rgb(64, 80, 200)
HSL	hsl(233, 55%, 52%)
HSV	hsv(233, 68%, 78%)
CMYK	cmyk(68%, 60%, 0%, 21.6%)
CIE-LAB	lab(39.57, 33.07, -64.37)
CIE-LCH	lch(39.57, 72.37, 297.19°)
OKLab	oklab(49.21% 0.0061 -0.1856)
OKLCH	oklch(49.21% 0.186 271.9)
XYZ	xyz(15.4048, 10.9960, 55.9430)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4050C8 #C8B840

analogous

#4094C8 #4050C8 #7440C8

triadic

#4050C8 #C84050 #50C840

tetradic

#4050C8 #C84094 #C8B840 #40C874

square

#4050C8 #C84094 #C8B840 #40C874

split-complementary

#4050C8 #C87440 #94C840

monochromatic

#20296E #2D3B9D #4050C8 #707CD6 #9FA7E3

Accessibility & contrast

On white

6.56

#4050C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#4050C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4050C8

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4050C8	#FFFFFF	#000000	##FFFFFF
##4050C8	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064CC

Deuteranopia (green-blind)

#0057C6

Tritanopia (blue-blind)

#006E84

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4050c8;
/* rgb */ color: rgb(64, 80, 200);
/* oklch */ color: oklch(49.2% 0.186 271.9);

Tailwind

colors: {
  custom: {
    50: '#8581da',
    500: '#4050c8',
    950: '#000000',
  },
}

SCSS

$custom: #4050c8;
$custom-light: #8581da;
$custom-dark: #000000;

JSON

{
  "hex": "#4050c8",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 200
  },
  "hsl": {
    "h": 232.941,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.49211,
    "c": 0.18568,
    "h": 271.9
  },
  "luminance": 0.10997
}

Semantic roles & 50–950 ramp

primary

#4050C8

secondary

#D0C994

accent

#CD49DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4050C8

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

Preview Lab → · Contrast checker → · Palette generator →