#3839CA#3839CA

#3839CA is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.1% C 0.216 H 273.2°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#3839CA
RGB	rgb(56, 57, 202)
HSL	hsl(240, 58%, 51%)
HSV	hsv(240, 72%, 79%)
CMYK	cmyk(72.3%, 71.8%, 0%, 20.8%)
CIE-LAB	lab(34.05, 46.77, -74.61)
CIE-LCH	lch(34.05, 88.06, 302.08°)
OKLab	oklab(45.12% 0.0123 -0.2158)
OKLCH	oklch(45.12% 0.216 273.2)
XYZ	xyz(13.7511, 8.0299, 56.6909)
Luminance	0.0803 (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

#3839CA #CAC938

analogous

#3882CA #3839CA #8038CA

triadic

#3839CA #CA3839 #39CA38

tetradic

#3839CA #CA3882 #CAC938 #38CA80

square

#3839CA #CA3882 #CAC938 #38CA80

split-complementary

#3839CA #CA8038 #82CA38

monochromatic

#1D1D6B #292A9B #3839CA #6869D7 #9999E4

Accessibility & contrast

On white

8.06

#3839CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3839CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3839CA

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3839CA	#FFFFFF	#000000	##FFFFFF
##3839CA	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057CE

Deuteranopia (green-blind)

#0049C7

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3839ca;
/* rgb */ color: rgb(56, 57, 202);
/* oklch */ color: oklch(45.1% 0.216 273.2);

Tailwind

colors: {
  custom: {
    50: '#8471db',
    500: '#3839ca',
    950: '#000000',
  },
}

SCSS

$custom: #3839ca;
$custom-light: #8471db;
$custom-dark: #000000;

JSON

{
  "hex": "#3839ca",
  "rgb": {
    "r": 56,
    "g": 57,
    "b": 202
  },
  "hsl": {
    "h": 239.589,
    "s": 57.937,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45115,
    "c": 0.21618,
    "h": 273.2
  },
  "luminance": 0.08031
}

Semantic roles & 50–950 ramp

primary

#3839CA

secondary

#CFCF8E

accent

#E047E1

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3839CA

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

Preview Lab → · Contrast checker → · Palette generator →