#33479A#33479A

#33479A is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.0% C 0.137 H 269.6°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#33479A
RGB	rgb(51, 71, 154)
HSL	hsl(228, 50%, 40%)
HSV	hsv(228, 67%, 60%)
CMYK	cmyk(66.9%, 53.9%, 0%, 39.6%)
CIE-LAB	lab(33.01, 20.37, -47.81)
CIE-LCH	lch(33.01, 51.97, 293.08°)
OKLab	oklab(43.01% -0.0009 -0.1373)
OKLCH	oklch(43.01% 0.137 269.6)
XYZ	xyz(9.4492, 7.5425, 31.5235)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33479A #9A8633

analogous

#337A9A #33479A #53339A

triadic

#33479A #9A3347 #479A33

tetradic

#33479A #9A337A #9A8633 #339A53

square

#33479A #9A337A #9A8633 #339A53

split-complementary

#33479A #9A5333 #7A9A33

monochromatic

#151D3E #24326C #33479A #4860C2 #7688D2

Accessibility & contrast

On white

8.37

#33479A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#33479A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33479A

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33479A	#FFFFFF	#000000	##FFFFFF
##33479A	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10529D

Deuteranopia (green-blind)

#004998

Tritanopia (blue-blind)

#005B69

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #33479a;
/* rgb */ color: rgb(51, 71, 154);
/* oklch */ color: oklch(43.0% 0.137 269.6);

Tailwind

colors: {
  custom: {
    50: '#7779b8',
    500: '#33479a',
    950: '#000000',
  },
}

SCSS

$custom: #33479a;
$custom-light: #7779b8;
$custom-dark: #000000;

JSON

{
  "hex": "#33479a",
  "rgb": {
    "r": 51,
    "g": 71,
    "b": 154
  },
  "hsl": {
    "h": 228.35,
    "s": 50.244,
    "l": 40.196
  },
  "oklch": {
    "l": 0.43014,
    "c": 0.13729,
    "h": 269.6
  },
  "luminance": 0.07543
}

Semantic roles & 50–950 ramp

primary

#33479A

secondary

#BAAB6F

accent

#BF4EDA

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #33479A

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

Preview Lab → · Contrast checker → · Palette generator →