#334366#334366

#334366 is a dark, moderate blue. Relative luminance 0.057; OKLCH L 38.6% C 0.063 H 264.8°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#334366
RGB	rgb(51, 67, 102)
HSL	hsl(221, 33%, 30%)
HSV	hsv(221, 50%, 40%)
CMYK	cmyk(50%, 34.3%, 0%, 60%)
CIE-LAB	lab(28.58, 4.34, -22.52)
CIE-LCH	lch(28.58, 22.93, 280.91°)
OKLab	oklab(38.57% -0.0057 -0.0632)
OKLCH	oklch(38.57% 0.063 264.8)
XYZ	xyz(5.7699, 5.6771, 13.3595)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#334366 #665633

analogous

#335D66 #334366 #3C3366

triadic

#334366 #663343 #436633

tetradic

#334366 #66335D #665633 #33663C

square

#334366 #66335D #665633 #33663C

split-complementary

#334366 #663C33 #5D6633

monochromatic

#0A0D14 #1F283D #334366 #475E8F #637BB1

Accessibility & contrast

On white

9.83

#334366 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#334366 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #334366

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##334366	#FFFFFF	#000000	##FFFFFF
##334366	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#364667

Deuteranopia (green-blind)

#314165

Tritanopia (blue-blind)

#1F4A50

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #334366;
/* rgb */ color: rgb(51, 67, 102);
/* oklch */ color: oklch(38.6% 0.063 264.8);

Tailwind

colors: {
  custom: {
    50: '#6e7692',
    500: '#334366',
    950: '#000000',
  },
}

SCSS

$custom: #334366;
$custom-light: #6e7692;
$custom-dark: #000000;

JSON

{
  "hex": "#334366",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 102
  },
  "hsl": {
    "h": 221.176,
    "s": 33.333,
    "l": 30
  },
  "oklch": {
    "l": 0.38574,
    "c": 0.06349,
    "h": 264.8
  },
  "luminance": 0.05677
}

Semantic roles & 50–950 ramp

primary

#334366

secondary

#97855E

accent

#A85EC9

background

#F6F7F8

surface

#ECEDF0

border

#C7C8CB

text

#07080D

muted

#7A7B7D

Preview Lab

Preview with #334366

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

Preview Lab → · Contrast checker → · Palette generator →