#334AB9#334AB9

#334AB9 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.1% C 0.177 H 269.3°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#334AB9
RGB	rgb(51, 74, 185)
HSL	hsl(230, 57%, 46%)
HSV	hsv(230, 72%, 73%)
CMYK	cmyk(72.4%, 60%, 0%, 27.5%)
CIE-LAB	lab(36.18, 29.81, -61.17)
CIE-LCH	lch(36.18, 68.04, 295.98°)
OKLab	oklab(46.14% -0.0023 -0.1765)
OKLCH	oklch(46.14% 0.177 269.3)
XYZ	xyz(12.5680, 9.1028, 46.9842)
Luminance	0.0910 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334AB9 #B9A233

analogous

#338DB9 #334AB9 #5F33B9

triadic

#334AB9 #B9334A #4AB933

tetradic

#334AB9 #B9338D #B9A233 #33B95F

square

#334AB9 #B9338D #B9A233 #33B95F

split-complementary

#334AB9 #B95F33 #8DB933

monochromatic

#192459 #263789 #334AB9 #586DD1 #8897DE

Accessibility & contrast

On white

7.44

#334AB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#334AB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334AB9

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334AB9	#FFFFFF	#000000	##FFFFFF
##334AB9	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BBD

Deuteranopia (green-blind)

#004FB7

Tritanopia (blue-blind)

#00667A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334ab9;
/* rgb */ color: rgb(51, 74, 185);
/* oklch */ color: oklch(46.1% 0.177 269.3);

Tailwind

colors: {
  custom: {
    50: '#7d7ccf',
    500: '#334ab9',
    950: '#000000',
  },
}

SCSS

$custom: #334ab9;
$custom-light: #7d7ccf;
$custom-dark: #000000;

JSON

{
  "hex": "#334ab9",
  "rgb": {
    "r": 51,
    "g": 74,
    "b": 185
  },
  "hsl": {
    "h": 229.701,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.46135,
    "c": 0.17654,
    "h": 269.3
  },
  "luminance": 0.09104
}

Semantic roles & 50–950 ramp

primary

#334AB9

secondary

#C8BC80

accent

#C648E0

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #334AB9

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

Preview Lab → · Contrast checker → · Palette generator →