#334FA4#334FA4

#334FA4 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.5% C 0.141 H 266.9°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#334FA4
RGB	rgb(51, 79, 164)
HSL	hsl(225, 53%, 42%)
HSV	hsv(225, 69%, 64%)
CMYK	cmyk(68.9%, 51.8%, 0%, 35.7%)
CIE-LAB	lab(35.94, 18.76, -49.10)
CIE-LCH	lch(35.94, 52.56, 290.91°)
OKLab	oklab(45.45% -0.0075 -0.141)
OKLCH	oklch(45.45% 0.141 266.9)
XYZ	xyz(10.8597, 8.9750, 36.2748)
Luminance	0.0898 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334FA4 #A48833

analogous

#3387A4 #334FA4 #5033A4

triadic

#334FA4 #A4334F #4FA433

tetradic

#334FA4 #A43387 #A48833 #33A450

square

#334FA4 #A43387 #A48833 #33A450

split-complementary

#334FA4 #A45033 #87A433

monochromatic

#162247 #243975 #334FA4 #4D6BC8 #7B92D6

Accessibility & contrast

On white

7.51

#334FA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#334FA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334FA4

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334FA4	#FFFFFF	#000000	##FFFFFF
##334FA4	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5AA7

Deuteranopia (green-blind)

#0050A2

Tritanopia (blue-blind)

#006372

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #334fa4;
/* rgb */ color: rgb(51, 79, 164);
/* oklch */ color: oklch(45.5% 0.141 266.9);

Tailwind

colors: {
  custom: {
    50: '#787fc0',
    500: '#334fa4',
    950: '#000000',
  },
}

SCSS

$custom: #334fa4;
$custom-light: #787fc0;
$custom-dark: #000000;

JSON

{
  "hex": "#334fa4",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 164
  },
  "hsl": {
    "h": 225.133,
    "s": 52.558,
    "l": 42.157
  },
  "oklch": {
    "l": 0.45453,
    "c": 0.14119,
    "h": 266.9
  },
  "luminance": 0.08976
}

Semantic roles & 50–950 ramp

primary

#334FA4

secondary

#BFAC74

accent

#B84CDC

background

#F7F7FB

surface

#EEEEF7

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334FA4

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

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