#3D42C9#3D42C9

#3D42C9 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.7% C 0.204 H 273.6°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#3D42C9
RGB	rgb(61, 66, 201)
HSL	hsl(238, 56%, 51%)
HSV	hsv(238, 70%, 79%)
CMYK	cmyk(69.7%, 67.2%, 0%, 21.2%)
CIE-LAB	lab(36.18, 41.69, -70.50)
CIE-LCH	lch(36.18, 81.91, 300.60°)
OKLab	oklab(46.71% 0.0129 -0.2037)
OKLCH	oklch(46.71% 0.204 273.6)
XYZ	xyz(14.4118, 9.1042, 56.2448)
Luminance	0.0911 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.53

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D42C9 #C9C43D

analogous

#3D88C9 #3D42C9 #7E3DC9

triadic

#3D42C9 #C93D42 #42C93D

tetradic

#3D42C9 #C93D88 #C9C43D #3DC97E

square

#3D42C9 #C93D88 #C9C43D #3DC97E

split-complementary

#3D42C9 #C97E3D #88C93D

monochromatic

#1E216D #2C309D #3D42C9 #6D71D6 #9D9FE4

Accessibility & contrast

On white

7.44

#3D42C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3D42C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D42C9

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D42C9	#FFFFFF	#000000	##FFFFFF
##3D42C9	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCD

Deuteranopia (green-blind)

#004FC6

Tritanopia (blue-blind)

#006680

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3d42c9;
/* rgb */ color: rgb(61, 66, 201);
/* oklch */ color: oklch(46.7% 0.204 273.6);

Tailwind

colors: {
  custom: {
    50: '#8577db',
    500: '#3d42c9',
    950: '#000000',
  },
}

SCSS

$custom: #3d42c9;
$custom-light: #8577db;
$custom-dark: #000000;

JSON

{
  "hex": "#3d42c9",
  "rgb": {
    "r": 61,
    "g": 66,
    "b": 201
  },
  "hsl": {
    "h": 237.857,
    "s": 56.452,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46706,
    "c": 0.20412,
    "h": 273.6
  },
  "luminance": 0.09106
}

Semantic roles & 50–950 ramp

primary

#3D42C9

secondary

#D0CE92

accent

#DA48E0

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #3D42C9

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

Preview Lab → · Contrast checker → · Palette generator →