#3A42C1#3A42C1

#3A42C1 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.8% C 0.195 H 273.0°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A42C1
RGB	rgb(58, 66, 193)
HSL	hsl(236, 54%, 49%)
HSV	hsv(236, 70%, 76%)
CMYK	cmyk(69.9%, 65.8%, 0%, 24.3%)
CIE-LAB	lab(35.29, 38.60, -67.30)
CIE-LCH	lch(35.29, 77.59, 299.84°)
OKLab	oklab(45.79% 0.0103 -0.1944)
OKLCH	oklch(45.79% 0.195 273)
XYZ	xyz(13.3156, 8.6449, 51.4086)
Luminance	0.0865 (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

#3A42C1 #C1B93A

analogous

#3A86C1 #3A42C1 #753AC1

triadic

#3A42C1 #C13A42 #42C13A

tetradic

#3A42C1 #C13A86 #C1B93A #3AC175

square

#3A42C1 #C13A86 #C1B93A #3AC175

split-complementary

#3A42C1 #C1753A #86C13A

monochromatic

#1E2263 #2C3292 #3A42C1 #676DD1 #969ADF

Accessibility & contrast

On white

7.69

#3A42C1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#3A42C1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A42C1

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A42C1	#FFFFFF	#000000	##FFFFFF
##3A42C1	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C5

Deuteranopia (green-blind)

#004DBF

Tritanopia (blue-blind)

#00647C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3a42c1;
/* rgb */ color: rgb(58, 66, 193);
/* oklch */ color: oklch(45.8% 0.195 273.0);

Tailwind

colors: {
  custom: {
    50: '#8277d5',
    500: '#3a42c1',
    950: '#000000',
  },
}

SCSS

$custom: #3a42c1;
$custom-light: #8277d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a42c1",
  "rgb": {
    "r": 58,
    "g": 66,
    "b": 193
  },
  "hsl": {
    "h": 236.444,
    "s": 53.785,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45791,
    "c": 0.1947,
    "h": 273
  },
  "luminance": 0.08646
}

Semantic roles & 50–950 ramp

primary

#3A42C1

secondary

#CBC78C

accent

#D44BDD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3A42C1

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

Preview Lab → · Contrast checker → · Palette generator →