#334573#334573

#334573 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 39.8% C 0.081 H 266.6°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#334573
RGB	rgb(51, 69, 115)
HSL	hsl(223, 39%, 33%)
HSV	hsv(223, 56%, 45%)
CMYK	cmyk(55.7%, 40%, 0%, 54.9%)
CIE-LAB	lab(29.91, 7.51, -28.69)
CIE-LCH	lch(29.91, 29.65, 284.67°)
OKLab	oklab(39.83% -0.0048 -0.0812)
OKLCH	oklch(39.83% 0.081 266.6)
XYZ	xyz(6.5868, 6.1974, 17.0654)
Luminance	0.0620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334573 #736133

analogous

#336573 #334573 #413373

triadic

#334573 #733345 #457333

tetradic

#334573 #733365 #736133 #337341

square

#334573 #733365 #736133 #337341

split-complementary

#334573 #734133 #657333

monochromatic

#0D121E #202C49 #334573 #465E9D #657EBB

Accessibility & contrast

On white

9.38

#334573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#334573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334573

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334573	#FFFFFF	#000000	##FFFFFF
##334573	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334A75

Deuteranopia (green-blind)

#2B4472

Tritanopia (blue-blind)

#134F56

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #334573;
/* rgb */ color: rgb(51, 69, 115);
/* oklch */ color: oklch(39.8% 0.081 266.6);

Tailwind

colors: {
  custom: {
    50: '#70789b',
    500: '#334573',
    950: '#000000',
  },
}

SCSS

$custom: #334573;
$custom-light: #70789b;
$custom-dark: #000000;

JSON

{
  "hex": "#334573",
  "rgb": {
    "r": 51,
    "g": 69,
    "b": 115
  },
  "hsl": {
    "h": 223.125,
    "s": 38.554,
    "l": 32.549
  },
  "oklch": {
    "l": 0.3983,
    "c": 0.08131,
    "h": 266.6
  },
  "luminance": 0.06198
}

Semantic roles & 50–950 ramp

primary

#334573

secondary

#A3905F

accent

#AE59CE

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#08080E

muted

#7B7B7E

Preview Lab

Preview with #334573

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

Preview Lab → · Contrast checker → · Palette generator →