#3D42CB#3D42CB

#3D42CB is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 46.9% C 0.207 H 273.5°. Best body text is #FFFFFF at 7.39:1 contrast (WCAG AA passes).

Color values

HEX	#3D42CB
RGB	rgb(61, 66, 203)
HSL	hsl(238, 58%, 52%)
HSV	hsv(238, 70%, 80%)
CMYK	cmyk(70%, 67.5%, 0%, 20.4%)
CIE-LAB	lab(36.36, 42.37, -71.37)
CIE-LCH	lch(36.36, 83.00, 300.69°)
OKLab	oklab(46.89% 0.0126 -0.2062)
OKLCH	oklch(46.89% 0.207 273.5)
XYZ	xyz(14.6486, 9.1989, 57.4919)
Luminance	0.0920 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 2.63

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D42CB #CBC63D

analogous

#3D89CB #3D42CB #7F3DCB

triadic

#3D42CB #CB3D42 #42CB3D

tetradic

#3D42CB #CB3D89 #CBC63D #3DCB7F

square

#3D42CB #CB3D89 #CBC63D #3DCB7F

split-complementary

#3D42CB #CB7F3D #89CB3D

monochromatic

#1E2170 #2B2FA0 #3D42CB #6D71D8 #9EA0E5

Accessibility & contrast

On white

7.39

#3D42CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#3D42CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D42CB

7.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D42CB	#FFFFFF	#000000	##FFFFFF
##3D42CB	1.00	7.39	2.84	7.39
#FFFFFF	7.39	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCF

Deuteranopia (green-blind)

#004FC8

Tritanopia (blue-blind)

#006781

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #3d42cb;
/* rgb */ color: rgb(61, 66, 203);
/* oklch */ color: oklch(46.9% 0.207 273.5);

Tailwind

colors: {
  custom: {
    50: '#8677dc',
    500: '#3d42cb',
    950: '#000000',
  },
}

SCSS

$custom: #3d42cb;
$custom-light: #8677dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3d42cb",
  "rgb": {
    "r": 61,
    "g": 66,
    "b": 203
  },
  "hsl": {
    "h": 237.887,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.46891,
    "c": 0.20664,
    "h": 273.5
  },
  "luminance": 0.092
}

Semantic roles & 50–950 ramp

primary

#3D42CB

secondary

#D1CF93

accent

#DC47E1

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #3D42CB

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

Preview Lab → · Contrast checker → · Palette generator →