#3134B3#3134B3

#3134B3 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.6% C 0.195 H 273.0°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#3134B3
RGB	rgb(49, 52, 179)
HSL	hsl(239, 57%, 45%)
HSV	hsv(239, 73%, 70%)
CMYK	cmyk(72.6%, 70.9%, 0%, 29.8%)
CIE-LAB	lab(30.31, 41.28, -67.24)
CIE-LCH	lch(30.31, 78.90, 301.55°)
OKLab	oklab(41.65% 0.0103 -0.1945)
OKLCH	oklch(41.65% 0.195 273)
XYZ	xyz(10.6286, 6.3626, 43.3070)
Luminance	0.0636 (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

#3134B3 #B3B031

analogous

#3175B3 #3134B3 #6F31B3

triadic

#3134B3 #B33134 #34B331

tetradic

#3134B3 #B33175 #B3B031 #31B36F

square

#3134B3 #B33175 #B3B031 #31B36F

split-complementary

#3134B3 #B36F31 #75B331

monochromatic

#171853 #242683 #3134B3 #5255D0 #8284DD

Accessibility & contrast

On white

9.24

#3134B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#3134B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3134B3

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3134B3	#FFFFFF	#000000	##FFFFFF
##3134B3	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB7

Deuteranopia (green-blind)

#0041B1

Tritanopia (blue-blind)

#005770

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3134b3;
/* rgb */ color: rgb(49, 52, 179);
/* oklch */ color: oklch(41.6% 0.195 273.0);

Tailwind

colors: {
  custom: {
    50: '#7d6ccb',
    500: '#3134b3',
    950: '#000000',
  },
}

SCSS

$custom: #3134b3;
$custom-light: #7d6ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#3134b3",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 179
  },
  "hsl": {
    "h": 238.615,
    "s": 57.018,
    "l": 44.706
  },
  "oklch": {
    "l": 0.41648,
    "c": 0.19475,
    "h": 273
  },
  "luminance": 0.06364
}

Semantic roles & 50–950 ramp

primary

#3134B3

secondary

#C6C47A

accent

#DD48E0

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3134B3

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

Preview Lab → · Contrast checker → · Palette generator →