#333347#333347

#333347 is a dark, muted blue. Relative luminance 0.035; OKLCH L 33.0% C 0.035 H 284.3°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#333347
RGB	rgb(51, 51, 71)
HSL	hsl(240, 16%, 24%)
HSV	hsv(240, 28%, 28%)
CMYK	cmyk(28.2%, 28.2%, 0%, 72.2%)
CIE-LAB	lab(22.04, 5.28, -12.37)
CIE-LCH	lch(22.04, 13.45, 293.13°)
OKLab	oklab(32.99% 0.0087 -0.0341)
OKLCH	oklch(32.99% 0.035 284.3)
XYZ	xyz(3.6861, 3.5263, 6.4465)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333347 #474733

analogous

#333D47 #333347 #3D3347

triadic

#333347 #473333 #334733

tetradic

#333347 #47333D #474733 #33473D

square

#333347 #47333D #474733 #33473D

split-complementary

#333347 #473D33 #3D4733

monochromatic

#0D0D12 #191923 #333347 #4D4D6B #66668E

Accessibility & contrast

On white

12.32

#333347 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#333347 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333347

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333347	#FFFFFF	#000000	##FFFFFF
##333347	1.00	12.32	1.71	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E3548

Deuteranopia (green-blind)

#2D3446

Tritanopia (blue-blind)

#2E363A

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #333347;
/* rgb */ color: rgb(51, 51, 71);
/* oklch */ color: oklch(33.0% 0.035 284.3);

Tailwind

colors: {
  custom: {
    50: '#6b6a7a',
    500: '#333347',
    950: '#000000',
  },
}

SCSS

$custom: #333347;
$custom-light: #6b6a7a;
$custom-dark: #000000;

JSON

{
  "hex": "#333347",
  "rgb": {
    "r": 51,
    "g": 51,
    "b": 71
  },
  "hsl": {
    "h": 240,
    "s": 16.393,
    "l": 23.922
  },
  "oklch": {
    "l": 0.3299,
    "c": 0.03516,
    "h": 284.3
  },
  "luminance": 0.03526
}

Semantic roles & 50–950 ramp

primary

#333347

secondary

#77775F

accent

#B96FB9

background

#F6F6F7

surface

#EBEBED

border

#C6C6C8

text

#060609

muted

#7A7A7B

Preview Lab

Preview with #333347

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

Preview Lab → · Contrast checker → · Palette generator →