#334F99#334F99

#334F99 is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.6% C 0.125 H 265.9°. Best body text is #FFFFFF at 7.72:1 contrast (WCAG AA passes).

Color values

HEX	#334F99
RGB	rgb(51, 79, 153)
HSL	hsl(224, 50%, 40%)
HSV	hsv(224, 67%, 60%)
CMYK	cmyk(66.7%, 48.4%, 0%, 40%)
CIE-LAB	lab(35.19, 14.67, -43.69)
CIE-LCH	lch(35.19, 46.08, 288.56°)
OKLab	oklab(44.65% -0.0089 -0.1251)
OKLCH	oklch(44.65% 0.125 265.9)
XYZ	xyz(9.9090, 8.5948, 31.2676)
Luminance	0.0860 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334F99 #997D33

analogous

#338299 #334F99 #4A3399

triadic

#334F99 #99334F #4F9933

tetradic

#334F99 #993382 #997D33 #33994A

square

#334F99 #993382 #997D33 #33994A

split-complementary

#334F99 #994A33 #829933

monochromatic

#14203D #24376B #334F99 #4769C2 #758FD1

Accessibility & contrast

On white

7.72

#334F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#334F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334F99

7.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334F99	#FFFFFF	#000000	##FFFFFF
##334F99	1.00	7.72	2.72	7.72
#FFFFFF	7.72	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29589C

Deuteranopia (green-blind)

#144E97

Tritanopia (blue-blind)

#00606C

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334f99;
/* rgb */ color: rgb(51, 79, 153);
/* oklch */ color: oklch(44.6% 0.125 265.9);

Tailwind

colors: {
  custom: {
    50: '#767fb7',
    500: '#334f99',
    950: '#000000',
  },
}

SCSS

$custom: #334f99;
$custom-light: #767fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#334f99",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 153
  },
  "hsl": {
    "h": 223.529,
    "s": 50,
    "l": 40
  },
  "oklch": {
    "l": 0.44648,
    "c": 0.12538,
    "h": 265.9
  },
  "luminance": 0.08596
}

Semantic roles & 50–950 ramp

primary

#334F99

secondary

#B9A56E

accent

#B34EDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #334F99

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

Preview Lab → · Contrast checker → · Palette generator →