#3134AB#3134AB

#3134AB is a dark, vivid blue. Relative luminance 0.060; OKLCH L 40.9% C 0.185 H 273.5°. Best body text is #FFFFFF at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#3134AB
RGB	rgb(49, 52, 171)
HSL	hsl(239, 55%, 43%)
HSV	hsv(239, 71%, 67%)
CMYK	cmyk(71.3%, 69.6%, 0%, 32.9%)
CIE-LAB	lab(29.53, 38.53, -63.73)
CIE-LCH	lch(29.53, 74.48, 301.16°)
OKLab	oklab(40.86% 0.0114 -0.1842)
OKLCH	oklch(40.86% 0.185 273.5)
XYZ	xyz(9.8428, 6.0483, 39.1689)
Luminance	0.0605 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.14

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3134AB #ABA831

analogous

#3171AB #3134AB #6B31AB

triadic

#3134AB #AB3134 #34AB31

tetradic

#3134AB #AB3171 #ABA831 #31AB6B

square

#3134AB #AB3171 #ABA831 #31AB6B

split-complementary

#3134AB #AB6B31 #71AB31

monochromatic

#16174C #23267B #3134AB #4D50CC #7D7FDA

Accessibility & contrast

On white

9.50

#3134AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3134AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3134AB

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3134AB	#FFFFFF	#000000	##FFFFFF
##3134AB	1.00	9.50	2.21	9.50
#FFFFFF	9.50	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BAF

Deuteranopia (green-blind)

#0040A9

Tritanopia (blue-blind)

#00546B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3134ab;
/* rgb */ color: rgb(49, 52, 171);
/* oklch */ color: oklch(40.9% 0.185 273.5);

Tailwind

colors: {
  custom: {
    50: '#7b6cc5',
    500: '#3134ab',
    950: '#000000',
  },
}

SCSS

$custom: #3134ab;
$custom-light: #7b6cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#3134ab",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 171
  },
  "hsl": {
    "h": 238.525,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40855,
    "c": 0.1846,
    "h": 273.5
  },
  "luminance": 0.06049
}

Semantic roles & 50–950 ramp

primary

#3134AB

secondary

#C2C075

accent

#DB49DF

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3134AB

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

Preview Lab → · Contrast checker → · Palette generator →