#3D42C8#3D42C8

#3D42C8 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.6% C 0.203 H 273.7°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#3D42C8
RGB	rgb(61, 66, 200)
HSL	hsl(238, 56%, 51%)
HSV	hsv(238, 70%, 78%)
CMYK	cmyk(69.5%, 67%, 0%, 21.6%)
CIE-LAB	lab(36.09, 41.35, -70.07)
CIE-LCH	lch(36.09, 81.36, 300.55°)
OKLab	oklab(46.61% 0.013 -0.2024)
OKLCH	oklch(46.61% 0.203 273.7)
XYZ	xyz(14.2945, 9.0573, 55.6273)
Luminance	0.0906 (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

#3D42C8 #C8C33D

analogous

#3D87C8 #3D42C8 #7D3DC8

triadic

#3D42C8 #C83D42 #42C83D

tetradic

#3D42C8 #C83D87 #C8C33D #3DC87D

square

#3D42C8 #C83D87 #C8C33D #3DC87D

split-complementary

#3D42C8 #C87D3D #87C83D

monochromatic

#1F216C #2C309C #3D42C8 #6D70D6 #9C9FE3

Accessibility & contrast

On white

7.47

#3D42C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3D42C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D42C8

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D42C8	#FFFFFF	#000000	##FFFFFF
##3D42C8	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCC

Deuteranopia (green-blind)

#004EC5

Tritanopia (blue-blind)

#00667F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3d42c8;
/* rgb */ color: rgb(61, 66, 200);
/* oklch */ color: oklch(46.6% 0.203 273.7);

Tailwind

colors: {
  custom: {
    50: '#8577da',
    500: '#3d42c8',
    950: '#000000',
  },
}

SCSS

$custom: #3d42c8;
$custom-light: #8577da;
$custom-dark: #000000;

JSON

{
  "hex": "#3d42c8",
  "rgb": {
    "r": 61,
    "g": 66,
    "b": 200
  },
  "hsl": {
    "h": 237.842,
    "s": 55.823,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46613,
    "c": 0.20285,
    "h": 273.7
  },
  "luminance": 0.09059
}

Semantic roles & 50–950 ramp

primary

#3D42C8

secondary

#CFCD92

accent

#DA49DF

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3D42C8

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

Preview Lab → · Contrast checker → · Palette generator →