#334599#334599

#334599 is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.5% C 0.139 H 270.4°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#334599
RGB	rgb(51, 69, 153)
HSL	hsl(229, 50%, 40%)
HSV	hsv(229, 67%, 60%)
CMYK	cmyk(66.7%, 54.9%, 0%, 40%)
CIE-LAB	lab(32.39, 21.34, -48.21)
CIE-LCH	lch(32.39, 52.72, 293.88°)
OKLab	oklab(42.52% 0.0009 -0.1385)
OKLCH	oklch(42.52% 0.139 270.4)
XYZ	xyz(9.2412, 7.2591, 31.0450)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334599 #998733

analogous

#337899 #334599 #543399

triadic

#334599 #993345 #459933

tetradic

#334599 #993378 #998733 #339954

square

#334599 #993378 #998733 #339954

split-complementary

#334599 #995433 #789933

monochromatic

#141C3D #24306B #334599 #475DC2 #7585D1

Accessibility & contrast

On white

8.56

#334599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#334599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334599

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334599	#FFFFFF	#000000	##FFFFFF
##334599	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08519C

Deuteranopia (green-blind)

#004897

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #334599;
/* rgb */ color: rgb(51, 69, 153);
/* oklch */ color: oklch(42.5% 0.139 270.4);

Tailwind

colors: {
  custom: {
    50: '#7778b8',
    500: '#334599',
    950: '#000000',
  },
}

SCSS

$custom: #334599;
$custom-light: #7778b8;
$custom-dark: #000000;

JSON

{
  "hex": "#334599",
  "rgb": {
    "r": 51,
    "g": 69,
    "b": 153
  },
  "hsl": {
    "h": 229.412,
    "s": 50,
    "l": 40
  },
  "oklch": {
    "l": 0.42523,
    "c": 0.1385,
    "h": 270.4
  },
  "luminance": 0.0726
}

Semantic roles & 50–950 ramp

primary

#334599

secondary

#B9AC6E

accent

#C14EDA

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #334599

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

Preview Lab → · Contrast checker → · Palette generator →