#3B42DE#3B42DE

#3B42DE is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.6% C 0.230 H 272.0°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#3B42DE
RGB	rgb(59, 66, 222)
HSL	hsl(237, 71%, 55%)
HSV	hsv(237, 73%, 87%)
CMYK	cmyk(73.4%, 70.3%, 0%, 12.9%)
CIE-LAB	lab(38.02, 48.50, -79.60)
CIE-LCH	lch(38.02, 93.21, 301.35°)
OKLab	oklab(48.59% 0.0081 -0.2303)
OKLCH	oklch(48.59% 0.23 272)
XYZ	xyz(16.9322, 10.0984, 70.1499)
Luminance	0.1010 (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

#3B42DE #DED73B

analogous

#3B94DE #3B42DE #853BDE

triadic

#3B42DE #DE3B42 #42DE3B

tetradic

#3B42DE #DE3B94 #DED73B #3BDE85

square

#3B42DE #DE3B94 #DED73B #3BDE85

split-complementary

#3B42DE #DE853B #94DE3B

monochromatic

#171C88 #2026BC #3B42DE #6F75E7 #A4A7F0

Accessibility & contrast

On white

6.95

#3B42DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3B42DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B42DE

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B42DE	#FFFFFF	#000000	##FFFFFF
##3B42DE	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061E3

Deuteranopia (green-blind)

#0052DB

Tritanopia (blue-blind)

#006E8B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3b42de;
/* rgb */ color: rgb(59, 66, 222);
/* oklch */ color: oklch(48.6% 0.230 272.0);

Tailwind

colors: {
  custom: {
    50: '#8977ea',
    500: '#3b42de',
    950: '#000000',
  },
}

SCSS

$custom: #3b42de;
$custom-light: #8977ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3b42de",
  "rgb": {
    "r": 59,
    "g": 66,
    "b": 222
  },
  "hsl": {
    "h": 237.423,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.48588,
    "c": 0.23048,
    "h": 272
  },
  "luminance": 0.101
}

Semantic roles & 50–950 ramp

primary

#3B42DE

secondary

#DDDA98

accent

#E63AEE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #3B42DE

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

Preview Lab → · Contrast checker → · Palette generator →