#3A42C4#3A42C4

#3A42C4 is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.1% C 0.199 H 272.9°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#3A42C4
RGB	rgb(58, 66, 196)
HSL	hsl(237, 54%, 50%)
HSV	hsv(237, 70%, 77%)
CMYK	cmyk(70.4%, 66.3%, 0%, 23.1%)
CIE-LAB	lab(35.56, 39.63, -68.62)
CIE-LCH	lch(35.56, 79.24, 300.01°)
OKLab	oklab(46.07% 0.01 -0.1983)
OKLCH	oklch(46.07% 0.199 272.9)
XYZ	xyz(13.6536, 8.7802, 53.1890)
Luminance	0.0878 (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

#3A42C4 #C4BC3A

analogous

#3A87C4 #3A42C4 #773AC4

triadic

#3A42C4 #C43A42 #42C43A

tetradic

#3A42C4 #C43A87 #C4BC3A #3AC477

square

#3A42C4 #C43A87 #C4BC3A #3AC477

split-complementary

#3A42C4 #C4773A #87C43A

monochromatic

#1E2266 #2C3295 #3A42C4 #696FD3 #989CE0

Accessibility & contrast

On white

7.62

#3A42C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#3A42C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A42C4

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A42C4	#FFFFFF	#000000	##FFFFFF
##3A42C4	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC8

Deuteranopia (green-blind)

#004DC2

Tritanopia (blue-blind)

#00657D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3a42c4;
/* rgb */ color: rgb(58, 66, 196);
/* oklch */ color: oklch(46.1% 0.199 272.9);

Tailwind

colors: {
  custom: {
    50: '#8377d7',
    500: '#3a42c4',
    950: '#000000',
  },
}

SCSS

$custom: #3a42c4;
$custom-light: #8377d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a42c4",
  "rgb": {
    "r": 58,
    "g": 66,
    "b": 196
  },
  "hsl": {
    "h": 236.522,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46066,
    "c": 0.19854,
    "h": 272.9
  },
  "luminance": 0.08781
}

Semantic roles & 50–950 ramp

primary

#3A42C4

secondary

#CCC98E

accent

#D54ADE

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3A42C4

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

Preview Lab → · Contrast checker → · Palette generator →