#4050C6#4050C6

#4050C6 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 49.0% C 0.183 H 271.9°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#4050C6
RGB	rgb(64, 80, 198)
HSL	hsl(233, 54%, 51%)
HSV	hsv(233, 68%, 78%)
CMYK	cmyk(67.7%, 59.6%, 0%, 22.4%)
CIE-LAB	lab(39.42, 32.37, -63.46)
CIE-LCH	lch(39.42, 71.24, 297.02°)
OKLab	oklab(49.05% 0.0061 -0.1829)
OKLCH	oklch(49.05% 0.183 271.9)
XYZ	xyz(15.1726, 10.9031, 54.7200)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4050C6 #C6B640

analogous

#4093C6 #4050C6 #7340C6

triadic

#4050C6 #C64050 #50C640

tetradic

#4050C6 #C64093 #C6B640 #40C673

square

#4050C6 #C64093 #C6B640 #40C673

split-complementary

#4050C6 #C67340 #93C640

monochromatic

#20296C #2E3B9B #4050C6 #6F7BD4 #9EA6E2

Accessibility & contrast

On white

6.60

#4050C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4050C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4050C6

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4050C6	#FFFFFF	#000000	##FFFFFF
##4050C6	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CA

Deuteranopia (green-blind)

#0057C4

Tritanopia (blue-blind)

#006D83

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4050c6;
/* rgb */ color: rgb(64, 80, 198);
/* oklch */ color: oklch(49.0% 0.183 271.9);

Tailwind

colors: {
  custom: {
    50: '#8581d8',
    500: '#4050c6',
    950: '#000000',
  },
}

SCSS

$custom: #4050c6;
$custom-light: #8581d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4050c6",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 198
  },
  "hsl": {
    "h": 232.836,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.49045,
    "c": 0.18302,
    "h": 271.9
  },
  "luminance": 0.10905
}

Semantic roles & 50–950 ramp

primary

#4050C6

secondary

#CEC793

accent

#CC4ADD

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4050C6

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

Preview Lab → · Contrast checker → · Palette generator →