#334D9A#334D9A

#334D9A is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.3% C 0.129 H 267.0°. Best body text is #FFFFFF at 7.87:1 contrast (WCAG AA passes).

Color values

HEX	#334D9A
RGB	rgb(51, 77, 154)
HSL	hsl(225, 50%, 40%)
HSV	hsv(225, 67%, 60%)
CMYK	cmyk(66.9%, 50%, 0%, 39.6%)
CIE-LAB	lab(34.69, 16.37, -45.10)
CIE-LCH	lch(34.69, 47.98, 289.95°)
OKLab	oklab(44.29% -0.0068 -0.1292)
OKLCH	oklch(44.29% 0.129 267)
XYZ	xyz(9.8498, 8.3437, 31.6570)
Luminance	0.0834 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334D9A #9A8033

analogous

#33819A #334D9A #4C339A

triadic

#334D9A #9A334D #4D9A33

tetradic

#334D9A #9A3381 #9A8033 #339A4C

square

#334D9A #9A3381 #9A8033 #339A4C

split-complementary

#334D9A #9A4C33 #819A33

monochromatic

#151F3E #24366C #334D9A #4867C2 #768DD2

Accessibility & contrast

On white

7.87

#334D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#334D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334D9A

7.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334D9A	#FFFFFF	#000000	##FFFFFF
##334D9A	1.00	7.87	2.67	7.87
#FFFFFF	7.87	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23579D

Deuteranopia (green-blind)

#084D98

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #334d9a;
/* rgb */ color: rgb(51, 77, 154);
/* oklch */ color: oklch(44.3% 0.129 267.0);

Tailwind

colors: {
  custom: {
    50: '#767eb8',
    500: '#334d9a',
    950: '#000000',
  },
}

SCSS

$custom: #334d9a;
$custom-light: #767eb8;
$custom-dark: #000000;

JSON

{
  "hex": "#334d9a",
  "rgb": {
    "r": 51,
    "g": 77,
    "b": 154
  },
  "hsl": {
    "h": 224.854,
    "s": 50.244,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44285,
    "c": 0.12942,
    "h": 267
  },
  "luminance": 0.08345
}

Semantic roles & 50–950 ramp

primary

#334D9A

secondary

#BAA76F

accent

#B64EDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #334D9A

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

Preview Lab → · Contrast checker → · Palette generator →