#334DB4#334DB4

#334DB4 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.3% C 0.166 H 268.4°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#334DB4
RGB	rgb(51, 77, 180)
HSL	hsl(228, 56%, 45%)
HSV	hsv(228, 72%, 71%)
CMYK	cmyk(71.7%, 57.2%, 0%, 29.4%)
CIE-LAB	lab(36.57, 26.02, -57.59)
CIE-LCH	lch(36.57, 63.19, 294.31°)
OKLab	oklab(46.3% -0.0047 -0.166)
OKLCH	oklch(46.3% 0.166 268.4)
XYZ	xyz(12.2545, 9.3056, 44.3215)
Luminance	0.0931 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334DB4 #B49A33

analogous

#338DB4 #334DB4 #5933B4

triadic

#334DB4 #B4334D #4DB433

tetradic

#334DB4 #B4338D #B49A33 #33B459

square

#334DB4 #B4338D #B49A33 #33B459

split-complementary

#334DB4 #B45933 #8DB433

monochromatic

#182455 #253984 #334DB4 #556ECF #8597DC

Accessibility & contrast

On white

7.34

#334DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#334DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334DB4

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334DB4	#FFFFFF	#000000	##FFFFFF
##334DB4	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB8

Deuteranopia (green-blind)

#0050B2

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #334db4;
/* rgb */ color: rgb(51, 77, 180);
/* oklch */ color: oklch(46.3% 0.166 268.4);

Tailwind

colors: {
  custom: {
    50: '#7c7ecb',
    500: '#334db4',
    950: '#000000',
  },
}

SCSS

$custom: #334db4;
$custom-light: #7c7ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#334db4",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 180
  },
  "hsl": {
    "h": 227.907,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46298,
    "c": 0.16606,
    "h": 268.4
  },
  "luminance": 0.09307
}

Semantic roles & 50–950 ramp

primary

#334DB4

secondary

#C6B77D

accent

#C149DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #334DB4

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

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