#334FB4#334FB4

#334FB4 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.7% C 0.164 H 267.8°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#334FB4
RGB	rgb(51, 79, 180)
HSL	hsl(227, 56%, 45%)
HSV	hsv(227, 72%, 71%)
CMYK	cmyk(71.7%, 56.1%, 0%, 29.4%)
CIE-LAB	lab(37.10, 24.70, -56.73)
CIE-LCH	lch(37.10, 61.88, 293.53°)
OKLab	oklab(46.7% -0.0063 -0.1634)
OKLCH	oklch(46.7% 0.164 267.8)
XYZ	xyz(12.3966, 9.5898, 44.3689)
Luminance	0.0959 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FB4 #B49833

analogous

#338FB4 #334FB4 #5833B4

triadic

#334FB4 #B4334F #4FB433

tetradic

#334FB4 #B4338F #B49833 #33B458

square

#334FB4 #B4338F #B49833 #33B458

split-complementary

#334FB4 #B45833 #8FB433

monochromatic

#182555 #253A84 #334FB4 #5570CF #8598DC

Accessibility & contrast

On white

7.20

#334FB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#334FB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FB4

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FB4	#FFFFFF	#000000	##FFFFFF
##334FB4	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB7

Deuteranopia (green-blind)

#0052B2

Tritanopia (blue-blind)

#00687A

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #334fb4;
/* rgb */ color: rgb(51, 79, 180);
/* oklch */ color: oklch(46.7% 0.164 267.8);

Tailwind

colors: {
  custom: {
    50: '#7c7fcb',
    500: '#334fb4',
    950: '#000000',
  },
}

SCSS

$custom: #334fb4;
$custom-light: #7c7fcb;
$custom-dark: #000000;

JSON

{
  "hex": "#334fb4",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 180
  },
  "hsl": {
    "h": 226.977,
    "s": 55.844,
    "l": 45.294
  },
  "oklch": {
    "l": 0.46696,
    "c": 0.16355,
    "h": 267.8
  },
  "luminance": 0.09591
}

Semantic roles & 50–950 ramp

primary

#334FB4

secondary

#C6B67D

accent

#BE49DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #334FB4

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

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