#334F9D#334F9D

#334F9D is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.9% C 0.131 H 266.3°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#334F9D
RGB	rgb(51, 79, 157)
HSL	hsl(224, 51%, 41%)
HSV	hsv(224, 68%, 62%)
CMYK	cmyk(67.5%, 49.7%, 0%, 38.4%)
CIE-LAB	lab(35.46, 16.15, -45.67)
CIE-LCH	lch(35.46, 48.45, 289.48°)
OKLab	oklab(44.94% -0.0084 -0.1309)
OKLCH	oklch(44.94% 0.131 266.3)
XYZ	xyz(10.2449, 8.7291, 33.0367)
Luminance	0.0873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334F9D #9D8133

analogous

#33849D #334F9D #4C339D

triadic

#334F9D #9D334F #4F9D33

tetradic

#334F9D #9D3384 #9D8133 #339D4C

square

#334F9D #9D3384 #9D8133 #339D4C

split-complementary

#334F9D #9D4C33 #849D33

monochromatic

#152141 #24386F #334F9D #496AC4 #7790D3

Accessibility & contrast

On white

7.65

#334F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#334F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334F9D

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334F9D	#FFFFFF	#000000	##FFFFFF
##334F9D	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2558A0

Deuteranopia (green-blind)

#094F9B

Tritanopia (blue-blind)

#00616E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #334f9d;
/* rgb */ color: rgb(51, 79, 157);
/* oklch */ color: oklch(44.9% 0.131 266.3);

Tailwind

colors: {
  custom: {
    50: '#777fba',
    500: '#334f9d',
    950: '#000000',
  },
}

SCSS

$custom: #334f9d;
$custom-light: #777fba;
$custom-dark: #000000;

JSON

{
  "hex": "#334f9d",
  "rgb": {
    "r": 51,
    "g": 79,
    "b": 157
  },
  "hsl": {
    "h": 224.151,
    "s": 50.962,
    "l": 40.784
  },
  "oklch": {
    "l": 0.44936,
    "c": 0.13117,
    "h": 266.3
  },
  "luminance": 0.0873
}

Semantic roles & 50–950 ramp

primary

#334F9D

secondary

#BBA870

accent

#B54DDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #334F9D

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

Preview Lab → · Contrast checker → · Palette generator →