#334DB5#334DB5

#334DB5 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.4% C 0.167 H 268.4°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#334DB5
RGB	rgb(51, 77, 181)
HSL	hsl(228, 56%, 45%)
HSV	hsv(228, 72%, 71%)
CMYK	cmyk(71.8%, 57.5%, 0%, 29%)
CIE-LAB	lab(36.64, 26.38, -58.06)
CIE-LCH	lch(36.64, 63.77, 294.44°)
OKLab	oklab(46.38% -0.0046 -0.1674)
OKLCH	oklch(46.38% 0.167 268.4)
XYZ	xyz(12.3567, 9.3465, 44.8599)
Luminance	0.0935 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334DB5 #B59B33

analogous

#338EB5 #334DB5 #5A33B5

triadic

#334DB5 #B5334D #4DB533

tetradic

#334DB5 #B5338E #B59B33 #33B55A

square

#334DB5 #B5338E #B59B33 #33B55A

split-complementary

#334DB5 #B55A33 #8EB533

monochromatic

#182456 #263985 #334DB5 #566ECF #8697DD

Accessibility & contrast

On white

7.32

#334DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#334DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334DB5

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334DB5	#FFFFFF	#000000	##FFFFFF
##334DB5	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB9

Deuteranopia (green-blind)

#0050B3

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #334db5;
/* rgb */ color: rgb(51, 77, 181);
/* oklch */ color: oklch(46.4% 0.167 268.4);

Tailwind

colors: {
  custom: {
    50: '#7c7ecc',
    500: '#334db5',
    950: '#000000',
  },
}

SCSS

$custom: #334db5;
$custom-light: #7c7ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#334db5",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 181
  },
  "hsl": {
    "h": 228,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.4638,
    "c": 0.16742,
    "h": 268.4
  },
  "luminance": 0.09348
}

Semantic roles & 50–950 ramp

primary

#334DB5

secondary

#C6B87D

accent

#C148DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #334DB5

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

Preview Lab → · Contrast checker → · Palette generator →