#334EB4#334EB4

#334EB4 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.5% C 0.165 H 268.1°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#334EB4
RGB	rgb(51, 78, 180)
HSL	hsl(227, 56%, 45%)
HSV	hsv(227, 72%, 71%)
CMYK	cmyk(71.7%, 56.7%, 0%, 29.4%)
CIE-LAB	lab(36.83, 25.36, -57.16)
CIE-LCH	lch(36.83, 62.54, 293.92°)
OKLab	oklab(46.5% -0.0055 -0.1647)
OKLCH	oklch(46.5% 0.165 268.1)
XYZ	xyz(12.3250, 9.4466, 44.3450)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EB4 #B49933

analogous

#338EB4 #334EB4 #5933B4

triadic

#334EB4 #B4334E #4EB433

tetradic

#334EB4 #B4338E #B49933 #33B459

square

#334EB4 #B4338E #B49933 #33B459

split-complementary

#334EB4 #B45933 #8EB433

monochromatic

#182555 #253984 #334EB4 #556FCF #8597DC

Accessibility & contrast

On white

7.27

#334EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#334EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334EB4

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EB4	#FFFFFF	#000000	##FFFFFF
##334EB4	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB7

Deuteranopia (green-blind)

#0051B2

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #334eb4;
/* rgb */ color: rgb(51, 78, 180);
/* oklch */ color: oklch(46.5% 0.165 268.1);

Tailwind

colors: {
  custom: {
    50: '#7c7fcb',
    500: '#334eb4',
    950: '#000000',
  },
}

SCSS

$custom: #334eb4;
$custom-light: #7c7fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#334eb4",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 180
  },
  "hsl": {
    "h": 227.442,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46496,
    "c": 0.1648,
    "h": 268.1
  },
  "luminance": 0.09448
}

Semantic roles & 50–950 ramp

primary

#334EB4

secondary

#C6B77D

accent

#C049DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #334EB4

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

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