#334FB8#334FB8

#334FB8 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 47.0% C 0.169 H 267.9°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#334FB8
RGB	rgb(51, 79, 184)
HSL	hsl(227, 57%, 46%)
HSV	hsv(227, 72%, 72%)
CMYK	cmyk(72.3%, 57.1%, 0%, 27.8%)
CIE-LAB	lab(37.40, 26.18, -58.59)
CIE-LCH	lch(37.40, 64.18, 294.08°)
OKLab	oklab(47.02% -0.0061 -0.1689)
OKLCH	oklch(47.02% 0.169 267.9)
XYZ	xyz(12.8100, 9.7551, 46.5459)
Luminance	0.0976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FB8 #B89C33

analogous

#3391B8 #334FB8 #5933B8

triadic

#334FB8 #B8334F #4FB833

tetradic

#334FB8 #B83391 #B89C33 #33B859

square

#334FB8 #B83391 #B89C33 #33B859

split-complementary

#334FB8 #B85933 #91B833

monochromatic

#182658 #263A88 #334FB8 #5871D1 #889ADE

Accessibility & contrast

On white

7.12

#334FB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#334FB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FB8

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FB8	#FFFFFF	#000000	##FFFFFF
##334FB8	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBC

Deuteranopia (green-blind)

#0052B6

Tritanopia (blue-blind)

#00697C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #334fb8;
/* rgb */ color: rgb(51, 79, 184);
/* oklch */ color: oklch(47.0% 0.169 267.9);

Tailwind

colors: {
  custom: {
    50: '#7d80ce',
    500: '#334fb8',
    950: '#000000',
  },
}

SCSS

$custom: #334fb8;
$custom-light: #7d80ce;
$custom-dark: #000000;

JSON

{
  "hex": "#334fb8",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 184
  },
  "hsl": {
    "h": 227.368,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.47019,
    "c": 0.16902,
    "h": 267.9
  },
  "luminance": 0.09756
}

Semantic roles & 50–950 ramp

primary

#334FB8

secondary

#C8B87F

accent

#C048E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #334FB8

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

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