#334BB8#334BB8

#334BB8 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.2% C 0.174 H 269.0°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#334BB8
RGB	rgb(51, 75, 184)
HSL	hsl(229, 57%, 46%)
HSV	hsv(229, 72%, 72%)
CMYK	cmyk(72.3%, 59.2%, 0%, 27.8%)
CIE-LAB	lab(36.36, 28.79, -60.29)
CIE-LCH	lch(36.36, 66.81, 295.53°)
OKLab	oklab(46.24% -0.0031 -0.1739)
OKLCH	oklch(46.24% 0.174 269)
XYZ	xyz(12.5301, 9.1954, 46.4526)
Luminance	0.0920 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334BB8 #B8A033

analogous

#338DB8 #334BB8 #5D33B8

triadic

#334BB8 #B8334B #4BB833

tetradic

#334BB8 #B8338D #B8A033 #33B85D

square

#334BB8 #B8338D #B8A033 #33B85D

split-complementary

#334BB8 #B85D33 #8DB833

monochromatic

#182458 #263788 #334BB8 #586DD1 #8897DE

Accessibility & contrast

On white

7.40

#334BB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#334BB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334BB8

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334BB8	#FFFFFF	#000000	##FFFFFF
##334BB8	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CBC

Deuteranopia (green-blind)

#0050B6

Tritanopia (blue-blind)

#00667A

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #334bb8;
/* rgb */ color: rgb(51, 75, 184);
/* oklch */ color: oklch(46.2% 0.174 269.0);

Tailwind

colors: {
  custom: {
    50: '#7d7dce',
    500: '#334bb8',
    950: '#000000',
  },
}

SCSS

$custom: #334bb8;
$custom-light: #7d7dce;
$custom-dark: #000000;

JSON

{
  "hex": "#334bb8",
  "rgb": {
    "r": 51,
    "g": 75,
    "b": 184
  },
  "hsl": {
    "h": 229.173,
    "s": 56.596,
    "l": 46.078
  },
  "oklch": {
    "l": 0.46241,
    "c": 0.17397,
    "h": 269
  },
  "luminance": 0.09197
}

Semantic roles & 50–950 ramp

primary

#334BB8

secondary

#C8BB7F

accent

#C448E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #334BB8

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

Preview Lab → · Contrast checker → · Palette generator →