#334CB8#334CB8

#334CB8 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.4% C 0.173 H 268.7°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#334CB8
RGB	rgb(51, 76, 184)
HSL	hsl(229, 57%, 46%)
HSV	hsv(229, 72%, 72%)
CMYK	cmyk(72.3%, 58.7%, 0%, 27.8%)
CIE-LAB	lab(36.62, 28.14, -59.87)
CIE-LCH	lch(36.62, 66.15, 295.18°)
OKLab	oklab(46.43% -0.0038 -0.1727)
OKLCH	oklch(46.43% 0.173 268.7)
XYZ	xyz(12.5984, 9.3321, 46.4754)
Luminance	0.0933 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334CB8 #B89F33

analogous

#338EB8 #334CB8 #5C33B8

triadic

#334CB8 #B8334C #4CB833

tetradic

#334CB8 #B8338E #B89F33 #33B85C

square

#334CB8 #B8338E #B89F33 #33B85C

split-complementary

#334CB8 #B85C33 #8EB833

monochromatic

#182458 #263888 #334CB8 #586ED1 #8898DE

Accessibility & contrast

On white

7.33

#334CB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#334CB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334CB8

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334CB8	#FFFFFF	#000000	##FFFFFF
##334CB8	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBC

Deuteranopia (green-blind)

#0050B6

Tritanopia (blue-blind)

#00677A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #334cb8;
/* rgb */ color: rgb(51, 76, 184);
/* oklch */ color: oklch(46.4% 0.173 268.7);

Tailwind

colors: {
  custom: {
    50: '#7d7dce',
    500: '#334cb8',
    950: '#000000',
  },
}

SCSS

$custom: #334cb8;
$custom-light: #7d7dce;
$custom-dark: #000000;

JSON

{
  "hex": "#334cb8",
  "rgb": {
    "r": 51,
    "g": 76,
    "b": 184
  },
  "hsl": {
    "h": 228.722,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.46433,
    "c": 0.17274,
    "h": 268.7
  },
  "luminance": 0.09333
}

Semantic roles & 50–950 ramp

primary

#334CB8

secondary

#C8BA7F

accent

#C348E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #334CB8

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

Preview Lab → · Contrast checker → · Palette generator →