#3839B6#3839B6

#3839B6 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 43.2% C 0.191 H 274.5°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#3839B6
RGB	rgb(56, 57, 182)
HSL	hsl(240, 53%, 47%)
HSV	hsv(240, 69%, 71%)
CMYK	cmyk(69.2%, 68.7%, 0%, 28.6%)
CIE-LAB	lab(32.13, 40.09, -66.01)
CIE-LCH	lch(32.13, 77.23, 301.27°)
OKLab	oklab(43.16% 0.0151 -0.1907)
OKLCH	oklch(43.16% 0.191 274.5)
XYZ	xyz(11.5347, 7.1433, 45.0178)
Luminance	0.0714 (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

#3839B6 #B6B538

analogous

#3878B6 #3839B6 #7638B6

triadic

#3839B6 #B63839 #39B638

tetradic

#3839B6 #B63878 #B6B538 #38B676

square

#3839B6 #B63878 #B6B538 #38B676

split-complementary

#3839B6 #B67638 #78B638

monochromatic

#1B1C58 #2A2A87 #3839B6 #5E5FCD #8D8DDC

Accessibility & contrast

On white

8.65

#3839B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3839B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3839B6

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3839B6	#FFFFFF	#000000	##FFFFFF
##3839B6	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BA

Deuteranopia (green-blind)

#0046B4

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3839b6;
/* rgb */ color: rgb(56, 57, 182);
/* oklch */ color: oklch(43.2% 0.191 274.5);

Tailwind

colors: {
  custom: {
    50: '#8070cd',
    500: '#3839b6',
    950: '#000000',
  },
}

SCSS

$custom: #3839b6;
$custom-light: #8070cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3839b6",
  "rgb": {
    "r": 56,
    "g": 57,
    "b": 182
  },
  "hsl": {
    "h": 239.524,
    "s": 52.941,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43162,
    "c": 0.19132,
    "h": 274.5
  },
  "luminance": 0.07144
}

Semantic roles & 50–950 ramp

primary

#3839B6

secondary

#C6C684

accent

#DB4BDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3839B6

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

Preview Lab → · Contrast checker → · Palette generator →