#4347B3#4347B3

#4347B3 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.0% C 0.168 H 276.0°. Best body text is #FFFFFF at 7.52:1 contrast (WCAG AA passes).

Color values

HEX	#4347B3
RGB	rgb(67, 71, 179)
HSL	hsl(238, 46%, 48%)
HSV	hsv(238, 63%, 70%)
CMYK	cmyk(62.6%, 60.3%, 0%, 29.8%)
CIE-LAB	lab(35.89, 31.95, -58.05)
CIE-LCH	lch(35.89, 66.26, 298.83°)
OKLab	oklab(46.02% 0.0175 -0.167)
OKLCH	oklch(46.02% 0.168 276)
XYZ	xyz(12.7020, 8.9534, 43.6979)
Luminance	0.0895 (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

#4347B3 #B3AF43

analogous

#437FB3 #4347B3 #7743B3

triadic

#4347B3 #B34347 #47B343

tetradic

#4347B3 #B3437F #B3AF43 #43B377

square

#4347B3 #B3437F #B3AF43 #43B377

split-complementary

#4347B3 #B37743 #7FB343

monochromatic

#22245A #323586 #4347B3 #6B6FC8 #989AD8

Accessibility & contrast

On white

7.52

#4347B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#4347B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4347B3

7.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4347B3	#FFFFFF	#000000	##FFFFFF
##4347B3	1.00	7.52	2.79	7.52
#FFFFFF	7.52	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059B7

Deuteranopia (green-blind)

#0050B1

Tritanopia (blue-blind)

#006176

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4347b3;
/* rgb */ color: rgb(67, 71, 179);
/* oklch */ color: oklch(46.0% 0.168 276.0);

Tailwind

colors: {
  custom: {
    50: '#837acb',
    500: '#4347b3',
    950: '#000000',
  },
}

SCSS

$custom: #4347b3;
$custom-light: #837acb;
$custom-dark: #000000;

JSON

{
  "hex": "#4347b3",
  "rgb": {
    "r": 67,
    "g": 71,
    "b": 179
  },
  "hsl": {
    "h": 237.857,
    "s": 45.528,
    "l": 48.235
  },
  "oklch": {
    "l": 0.46023,
    "c": 0.16793,
    "h": 276
  },
  "luminance": 0.08954
}

Semantic roles & 50–950 ramp

primary

#4347B3

secondary

#C4C28D

accent

#D153D5

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4347B3

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

Preview Lab → · Contrast checker → · Palette generator →