#3D42C7#3D42C7

#3D42C7 is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.5% C 0.202 H 273.7°. Best body text is #FFFFFF at 7.49:1 contrast (WCAG AA passes).

Color values

HEX	#3D42C7
RGB	rgb(61, 66, 199)
HSL	hsl(238, 55%, 51%)
HSV	hsv(238, 69%, 78%)
CMYK	cmyk(69.3%, 66.8%, 0%, 22%)
CIE-LAB	lab(36.00, 41.01, -69.63)
CIE-LCH	lch(36.00, 80.81, 300.50°)
OKLab	oklab(46.52% 0.0131 -0.2012)
OKLCH	oklch(46.52% 0.202 273.7)
XYZ	xyz(14.1780, 9.0107, 55.0138)
Luminance	0.0901 (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

#3D42C7 #C7C23D

analogous

#3D87C7 #3D42C7 #7D3DC7

triadic

#3D42C7 #C73D42 #42C73D

tetradic

#3D42C7 #C73D87 #C7C23D #3DC77D

square

#3D42C7 #C73D87 #C7C23D #3DC77D

split-complementary

#3D42C7 #C77D3D #87C73D

monochromatic

#1F226B #2D319A #3D42C7 #6C70D5 #9C9FE2

Accessibility & contrast

On white

7.49

#3D42C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#3D42C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D42C7

7.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D42C7	#FFFFFF	#000000	##FFFFFF
##3D42C7	1.00	7.49	2.80	7.49
#FFFFFF	7.49	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCB

Deuteranopia (green-blind)

#004EC4

Tritanopia (blue-blind)

#00657F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3d42c7;
/* rgb */ color: rgb(61, 66, 199);
/* oklch */ color: oklch(46.5% 0.202 273.7);

Tailwind

colors: {
  custom: {
    50: '#8577d9',
    500: '#3d42c7',
    950: '#000000',
  },
}

SCSS

$custom: #3d42c7;
$custom-light: #8577d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d42c7",
  "rgb": {
    "r": 61,
    "g": 66,
    "b": 199
  },
  "hsl": {
    "h": 237.826,
    "s": 55.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.46521,
    "c": 0.20159,
    "h": 273.7
  },
  "luminance": 0.09012
}

Semantic roles & 50–950 ramp

primary

#3D42C7

secondary

#CECC91

accent

#D949DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #3D42C7

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

Preview Lab → · Contrast checker → · Palette generator →