#4142BE#4142BE

#4142BE is a mid, vivid blue. Relative luminance 0.087; OKLCH L 46.0% C 0.189 H 275.6°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#4142BE
RGB	rgb(65, 66, 190)
HSL	hsl(240, 49%, 50%)
HSV	hsv(240, 66%, 75%)
CMYK	cmyk(65.8%, 65.3%, 0%, 25.5%)
CIE-LAB	lab(35.47, 38.49, -65.23)
CIE-LCH	lch(35.47, 75.74, 300.55°)
OKLab	oklab(45.96% 0.0186 -0.1882)
OKLCH	oklch(45.96% 0.189 275.6)
XYZ	xyz(13.4194, 8.7368, 49.6844)
Luminance	0.0874 (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

#4142BE #BEBD41

analogous

#4181BE #4142BE #7E41BE

triadic

#4142BE #BE4142 #42BE41

tetradic

#4142BE #BE4181 #BEBD41 #41BE7E

square

#4142BE #BE4181 #BEBD41 #41BE7E

split-complementary

#4142BE #BE7E41 #81BE41

monochromatic

#222263 #313290 #4142BE #6F6FCE #9C9DDD

Accessibility & contrast

On white

7.64

#4142BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4142BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4142BE

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4142BE	#FFFFFF	#000000	##FFFFFF
##4142BE	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C2

Deuteranopia (green-blind)

#004EBC

Tritanopia (blue-blind)

#00627A

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4142be;
/* rgb */ color: rgb(65, 66, 190);
/* oklch */ color: oklch(46.0% 0.189 275.6);

Tailwind

colors: {
  custom: {
    50: '#8577d3',
    500: '#4142be',
    950: '#000000',
  },
}

SCSS

$custom: #4142be;
$custom-light: #8577d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4142be",
  "rgb": {
    "r": 65,
    "g": 66,
    "b": 190
  },
  "hsl": {
    "h": 239.52,
    "s": 49.02,
    "l": 50
  },
  "oklch": {
    "l": 0.45959,
    "c": 0.1891,
    "h": 275.6
  },
  "luminance": 0.08738
}

Semantic roles & 50–950 ramp

primary

#4142BE

secondary

#C9C991

accent

#D74FD9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #4142BE

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

Preview Lab → · Contrast checker → · Palette generator →