#334E99#334E99

#334E99 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.127 H 266.4°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#334E99
RGB	rgb(51, 78, 153)
HSL	hsl(224, 50%, 40%)
HSV	hsv(224, 67%, 60%)
CMYK	cmyk(66.7%, 49%, 0%, 40%)
CIE-LAB	lab(34.91, 15.33, -44.15)
CIE-LCH	lch(34.91, 46.73, 289.15°)
OKLab	oklab(44.43% -0.0079 -0.1264)
OKLCH	oklch(44.43% 0.127 266.4)
XYZ	xyz(9.8374, 8.4516, 31.2437)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334E99 #997E33

analogous

#338199 #334E99 #4B3399

triadic

#334E99 #99334E #4E9933

tetradic

#334E99 #993381 #997E33 #33994B

square

#334E99 #993381 #997E33 #33994B

split-complementary

#334E99 #994B33 #819933

monochromatic

#141F3D #24376B #334E99 #4768C2 #758ED1

Accessibility & contrast

On white

7.81

#334E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#334E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334E99

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334E99	#FFFFFF	#000000	##FFFFFF
##334E99	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27579C

Deuteranopia (green-blind)

#104E97

Tritanopia (blue-blind)

#005F6C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #334e99;
/* rgb */ color: rgb(51, 78, 153);
/* oklch */ color: oklch(44.4% 0.127 266.4);

Tailwind

colors: {
  custom: {
    50: '#767fb7',
    500: '#334e99',
    950: '#000000',
  },
}

SCSS

$custom: #334e99;
$custom-light: #767fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#334e99",
  "rgb": {
    "r": 51,
    "g": 78,
    "b": 153
  },
  "hsl": {
    "h": 224.118,
    "s": 50,
    "l": 40
  },
  "oklch": {
    "l": 0.4443,
    "c": 0.12667,
    "h": 266.4
  },
  "luminance": 0.08452
}

Semantic roles & 50–950 ramp

primary

#334E99

secondary

#B9A66E

accent

#B54EDA

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #334E99

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

Preview Lab → · Contrast checker → · Palette generator →