#3B42D6#3B42D6

#3B42D6 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.8% C 0.221 H 272.4°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#3B42D6
RGB	rgb(59, 66, 214)
HSL	hsl(237, 65%, 54%)
HSV	hsv(237, 72%, 84%)
CMYK	cmyk(72.4%, 69.2%, 0%, 16.1%)
CIE-LAB	lab(37.26, 45.84, -76.26)
CIE-LCH	lch(37.26, 88.98, 301.01°)
OKLab	oklab(47.82% 0.0091 -0.2206)
OKLCH	oklch(47.82% 0.221 272.4)
XYZ	xyz(15.8854, 9.6797, 64.6365)
Luminance	0.0968 (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

#3B42D6 #D6CF3B

analogous

#3B8FD6 #3B42D6 #813BD6

triadic

#3B42D6 #D63B42 #42D63B

tetradic

#3B42D6 #D63B8F #D6CF3B #3BD681

square

#3B42D6 #D63B8F #D6CF3B #3BD681

split-complementary

#3B42D6 #D6813B #8FD63B

monochromatic

#1A1F7D #252BAF #3B42D6 #6E73E1 #A0A4EB

Accessibility & contrast

On white

7.15

#3B42D6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#3B42D6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B42D6

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B42D6	#FFFFFF	#000000	##FFFFFF
##3B42D6	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FDA

Deuteranopia (green-blind)

#0050D3

Tritanopia (blue-blind)

#006B87

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3b42d6;
/* rgb */ color: rgb(59, 66, 214);
/* oklch */ color: oklch(47.8% 0.221 272.4);

Tailwind

colors: {
  custom: {
    50: '#8777e4',
    500: '#3b42d6',
    950: '#000000',
  },
}

SCSS

$custom: #3b42d6;
$custom-light: #8777e4;
$custom-dark: #000000;

JSON

{
  "hex": "#3b42d6",
  "rgb": {
    "r": 59,
    "g": 66,
    "b": 214
  },
  "hsl": {
    "h": 237.29,
    "s": 65.401,
    "l": 53.529
  },
  "oklch": {
    "l": 0.47815,
    "c": 0.22078,
    "h": 272.4
  },
  "luminance": 0.09681
}

Semantic roles & 50–950 ramp

primary

#3B42D6

secondary

#D8D595

accent

#E13FE8

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3B42D6

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

Preview Lab → · Contrast checker → · Palette generator →