#4143C6#4143C6

#4143C6 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.8% C 0.198 H 274.9°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#4143C6
RGB	rgb(65, 67, 198)
HSL	hsl(239, 54%, 52%)
HSV	hsv(239, 67%, 78%)
CMYK	cmyk(67.2%, 66.2%, 0%, 22.4%)
CIE-LAB	lab(36.39, 40.57, -68.40)
CIE-LCH	lch(36.39, 79.53, 300.68°)
OKLab	oklab(46.84% 0.0171 -0.1975)
OKLCH	oklch(46.84% 0.198 274.9)
XYZ	xyz(14.3768, 9.2140, 54.4360)
Luminance	0.0921 (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

#4143C6 #C6C441

analogous

#4186C6 #4143C6 #8241C6

triadic

#4143C6 #C64143 #43C641

tetradic

#4143C6 #C64186 #C6C441 #41C682

square

#4143C6 #C64186 #C6C441 #41C682

split-complementary

#4143C6 #C68241 #86C641

monochromatic

#20226C #2F309B #4143C6 #7072D4 #9FA0E2

Accessibility & contrast

On white

7.39

#4143C6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#4143C6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4143C6

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4143C6	#FFFFFF	#000000	##FFFFFF
##4143C6	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCA

Deuteranopia (green-blind)

#0050C4

Tritanopia (blue-blind)

#00657F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4143c6;
/* rgb */ color: rgb(65, 67, 198);
/* oklch */ color: oklch(46.8% 0.198 274.9);

Tailwind

colors: {
  custom: {
    50: '#8678d8',
    500: '#4143c6',
    950: '#000000',
  },
}

SCSS

$custom: #4143c6;
$custom-light: #8678d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4143c6",
  "rgb": {
    "r": 65,
    "g": 67,
    "b": 198
  },
  "hsl": {
    "h": 239.098,
    "s": 53.846,
    "l": 51.569
  },
  "oklch": {
    "l": 0.46842,
    "c": 0.19821,
    "h": 274.9
  },
  "luminance": 0.09215
}

Semantic roles & 50–950 ramp

primary

#4143C6

secondary

#CFCE94

accent

#DB4BDD

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4143C6

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

Preview Lab → · Contrast checker → · Palette generator →