#334EB2#334EB2

#334EB2 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.3% C 0.162 H 268.0°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#334EB2
RGB	rgb(51, 78, 178)
HSL	hsl(227, 55%, 45%)
HSV	hsv(227, 71%, 70%)
CMYK	cmyk(71.3%, 56.2%, 0%, 30.2%)
CIE-LAB	lab(36.68, 24.62, -56.23)
CIE-LCH	lch(36.68, 61.38, 293.65°)
OKLab	oklab(46.34% -0.0056 -0.162)
OKLCH	oklch(46.34% 0.162 268)
XYZ	xyz(12.1227, 9.3657, 43.2797)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334EB2 #B29733

analogous

#338EB2 #334EB2 #5733B2

triadic

#334EB2 #B2334E #4EB233

tetradic

#334EB2 #B2338E #B29733 #33B257

square

#334EB2 #B2338E #B29733 #33B257

split-complementary

#334EB2 #B25733 #8EB233

monochromatic

#182453 #253982 #334EB2 #546ECE #8496DC

Accessibility & contrast

On white

7.31

#334EB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#334EB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334EB2

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334EB2	#FFFFFF	#000000	##FFFFFF
##334EB2	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB5

Deuteranopia (green-blind)

#0051B0

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #334eb2;
/* rgb */ color: rgb(51, 78, 178);
/* oklch */ color: oklch(46.3% 0.162 268.0);

Tailwind

colors: {
  custom: {
    50: '#7b7fca',
    500: '#334eb2',
    950: '#000000',
  },
}

SCSS

$custom: #334eb2;
$custom-light: #7b7fca;
$custom-dark: #000000;

JSON

{
  "hex": "#334eb2",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 178
  },
  "hsl": {
    "h": 227.244,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.46335,
    "c": 0.16206,
    "h": 268
  },
  "luminance": 0.09367
}

Semantic roles & 50–950 ramp

primary

#334EB2

secondary

#C5B67C

accent

#BF49DF

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #334EB2

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

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