#334699#334699

#334699 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.7% C 0.137 H 270.0°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#334699
RGB	rgb(51, 70, 153)
HSL	hsl(229, 50%, 40%)
HSV	hsv(229, 67%, 60%)
CMYK	cmyk(66.7%, 54.2%, 0%, 40%)
CIE-LAB	lab(32.66, 20.67, -47.76)
CIE-LCH	lch(32.66, 52.04, 293.40°)
OKLab	oklab(42.73% -0.0001 -0.1372)
OKLCH	oklch(42.73% 0.137 270)
XYZ	xyz(9.3032, 7.3832, 31.0656)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334699 #998633

analogous

#337999 #334699 #533399

triadic

#334699 #993346 #469933

tetradic

#334699 #993379 #998633 #339953

square

#334699 #993379 #998633 #339953

split-complementary

#334699 #995333 #799933

monochromatic

#141C3D #24316B #334699 #475EC2 #7586D1

Accessibility & contrast

On white

8.48

#334699 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#334699 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334699

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334699	#FFFFFF	#000000	##FFFFFF
##334699	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E529C

Deuteranopia (green-blind)

#004897

Tritanopia (blue-blind)

#005A68

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #334699;
/* rgb */ color: rgb(51, 70, 153);
/* oklch */ color: oklch(42.7% 0.137 270.0);

Tailwind

colors: {
  custom: {
    50: '#7679b8',
    500: '#334699',
    950: '#000000',
  },
}

SCSS

$custom: #334699;
$custom-light: #7679b8;
$custom-dark: #000000;

JSON

{
  "hex": "#334699",
  "rgb": {
    "r": 51,
    "g": 70,
    "b": 153
  },
  "hsl": {
    "h": 228.824,
    "s": 50,
    "l": 40
  },
  "oklch": {
    "l": 0.42729,
    "c": 0.13718,
    "h": 270
  },
  "luminance": 0.07384
}

Semantic roles & 50–950 ramp

primary

#334699

secondary

#B9AB6E

accent

#C04EDA

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #334699

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

Preview Lab → · Contrast checker → · Palette generator →