#334BB7#334BB7

#334BB7 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.2% C 0.173 H 269.0°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#334BB7
RGB	rgb(51, 75, 183)
HSL	hsl(229, 56%, 46%)
HSV	hsv(229, 72%, 72%)
CMYK	cmyk(72.1%, 59%, 0%, 28.2%)
CIE-LAB	lab(36.28, 28.43, -59.83)
CIE-LCH	lch(36.28, 66.24, 295.41°)
OKLab	oklab(46.16% -0.0031 -0.1726)
OKLCH	oklch(46.16% 0.173 269)
XYZ	xyz(12.4256, 9.1536, 45.9025)
Luminance	0.0916 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334BB7 #B79F33

analogous

#338DB7 #334BB7 #5D33B7

triadic

#334BB7 #B7334B #4BB733

tetradic

#334BB7 #B7338D #B79F33 #33B75D

square

#334BB7 #B7338D #B79F33 #33B75D

split-complementary

#334BB7 #B75D33 #8DB733

monochromatic

#182457 #263787 #334BB7 #576DD0 #8797DE

Accessibility & contrast

On white

7.42

#334BB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#334BB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334BB7

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334BB7	#FFFFFF	#000000	##FFFFFF
##334BB7	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBB

Deuteranopia (green-blind)

#004FB5

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334bb7;
/* rgb */ color: rgb(51, 75, 183);
/* oklch */ color: oklch(46.2% 0.173 269.0);

Tailwind

colors: {
  custom: {
    50: '#7d7dcd',
    500: '#334bb7',
    950: '#000000',
  },
}

SCSS

$custom: #334bb7;
$custom-light: #7d7dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#334bb7",
  "rgb": {
    "r": 51,
    "g": 75,
    "b": 183
  },
  "hsl": {
    "h": 229.091,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46157,
    "c": 0.17262,
    "h": 269
  },
  "luminance": 0.09155
}

Semantic roles & 50–950 ramp

primary

#334BB7

secondary

#C7BA7F

accent

#C448E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #334BB7

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

Preview Lab → · Contrast checker → · Palette generator →