#3A42D5#3A42D5

#3A42D5 is a mid, highly saturated blue. Relative luminance 0.096; OKLCH L 47.7% C 0.220 H 272.1°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#3A42D5
RGB	rgb(58, 66, 213)
HSL	hsl(237, 65%, 53%)
HSV	hsv(237, 73%, 84%)
CMYK	cmyk(72.8%, 69%, 0%, 16.5%)
CIE-LAB	lab(37.11, 45.41, -75.93)
CIE-LCH	lch(37.11, 88.47, 300.88°)
OKLab	oklab(47.67% 0.0082 -0.2196)
OKLCH	oklch(47.67% 0.22 272.1)
XYZ	xyz(15.6993, 9.5985, 63.9632)
Luminance	0.0960 (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

#3A42D5 #D5CD3A

analogous

#3A90D5 #3A42D5 #7F3AD5

triadic

#3A42D5 #D53A42 #42D53A

tetradic

#3A42D5 #D53A90 #D5CD3A #3AD57F

square

#3A42D5 #D53A90 #D5CD3A #3AD57F

split-complementary

#3A42D5 #D57F3A #90D53A

monochromatic

#1A1F7A #252CAD #3A42D5 #6C72E0 #9FA3EB

Accessibility & contrast

On white

7.19

#3A42D5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#3A42D5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A42D5

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A42D5	#FFFFFF	#000000	##FFFFFF
##3A42D5	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD9

Deuteranopia (green-blind)

#0050D2

Tritanopia (blue-blind)

#006B86

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3a42d5;
/* rgb */ color: rgb(58, 66, 213);
/* oklch */ color: oklch(47.7% 0.220 272.1);

Tailwind

colors: {
  custom: {
    50: '#8777e3',
    500: '#3a42d5',
    950: '#000000',
  },
}

SCSS

$custom: #3a42d5;
$custom-light: #8777e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a42d5",
  "rgb": {
    "r": 58,
    "g": 66,
    "b": 213
  },
  "hsl": {
    "h": 236.903,
    "s": 64.854,
    "l": 53.137
  },
  "oklch": {
    "l": 0.47665,
    "c": 0.2198,
    "h": 272.1
  },
  "luminance": 0.096
}

Semantic roles & 50–950 ramp

primary

#3A42D5

secondary

#D7D394

accent

#DF40E8

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3A42D5

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

Preview Lab → · Contrast checker → · Palette generator →