#3139E2#3139E2

#3139E2 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.2% C 0.246 H 270.2°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#3139E2
RGB	rgb(49, 57, 226)
HSL	hsl(237, 75%, 54%)
HSV	hsv(237, 78%, 89%)
CMYK	cmyk(78.3%, 74.8%, 0%, 11.4%)
CIE-LAB	lab(36.12, 54.02, -85.05)
CIE-LCH	lch(36.12, 100.75, 302.42°)
OKLab	oklab(47.21% 0.0009 -0.2463)
OKLCH	oklch(47.21% 0.246 270.2)
XYZ	xyz(16.4525, 9.0683, 72.8200)
Luminance	0.0907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 4.38

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3139E2 #E2DA31

analogous

#3192E2 #3139E2 #8231E2

triadic

#3139E2 #E23139 #39E231

tetradic

#3139E2 #E23192 #E2DA31 #31E282

square

#3139E2 #E23192 #E2DA31 #31E282

split-complementary

#3139E2 #E28231 #92E231

monochromatic

#131886 #1A22BB #3139E2 #676DEA #9CA0F1

Accessibility & contrast

On white

7.46

#3139E2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#3139E2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3139E2

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3139E2	#FFFFFF	#000000	##FFFFFF
##3139E2	1.00	7.46	2.81	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EE7

Deuteranopia (green-blind)

#004CDF

Tritanopia (blue-blind)

#006B8B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3139e2;
/* rgb */ color: rgb(49, 57, 226);
/* oklch */ color: oklch(47.2% 0.246 270.2);

Tailwind

colors: {
  custom: {
    50: '#8772ed',
    500: '#3139e2',
    950: '#000000',
  },
}

SCSS

$custom: #3139e2;
$custom-light: #8772ed;
$custom-dark: #000000;

JSON

{
  "hex": "#3139e2",
  "rgb": {
    "r": 49,
    "g": 57,
    "b": 226
  },
  "hsl": {
    "h": 237.288,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47212,
    "c": 0.24633,
    "h": 270.2
  },
  "luminance": 0.0907
}

Semantic roles & 50–950 ramp

primary

#3139E2

secondary

#DDDA92

accent

#E936F2

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3139E2

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

Preview Lab → · Contrast checker → · Palette generator →