#33439C#33439C

#33439C is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.4% C 0.145 H 271.1°. Best body text is #FFFFFF at 8.66:1 contrast (WCAG AA passes).

Color values

HEX	#33439C
RGB	rgb(51, 67, 156)
HSL	hsl(231, 51%, 41%)
HSV	hsv(231, 67%, 61%)
CMYK	cmyk(67.3%, 57.1%, 0%, 38.8%)
CIE-LAB	lab(32.07, 23.78, -50.54)
CIE-LCH	lch(32.07, 55.85, 295.19°)
OKLab	oklab(42.36% 0.0029 -0.1454)
OKLCH	oklch(42.36% 0.145 271.1)
XYZ	xyz(9.3711, 7.1176, 32.3260)
Luminance	0.0712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33439C #9C8C33

analogous

#33779C #33439C #57339C

triadic

#33439C #9C3343 #439C33

tetradic

#33439C #9C3377 #9C8C33 #339C57

square

#33439C #9C3377 #9C8C33 #339C57

split-complementary

#33439C #9C5733 #779C33

monochromatic

#151B40 #242F6E #33439C #495BC3 #7785D3

Accessibility & contrast

On white

8.66

#33439C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#33439C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33439C

8.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33439C	#FFFFFF	#000000	##FFFFFF
##33439C	1.00	8.66	2.42	8.66
#FFFFFF	8.66	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509F

Deuteranopia (green-blind)

#00479A

Tritanopia (blue-blind)

#005869

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #33439c;
/* rgb */ color: rgb(51, 67, 156);
/* oklch */ color: oklch(42.4% 0.145 271.1);

Tailwind

colors: {
  custom: {
    50: '#7776ba',
    500: '#33439c',
    950: '#000000',
  },
}

SCSS

$custom: #33439c;
$custom-light: #7776ba;
$custom-dark: #000000;

JSON

{
  "hex": "#33439c",
  "rgb": {
    "r": 51,
    "g": 67,
    "b": 156
  },
  "hsl": {
    "h": 230.857,
    "s": 50.725,
    "l": 40.588
  },
  "oklch": {
    "l": 0.42356,
    "c": 0.14541,
    "h": 271.1
  },
  "luminance": 0.07118
}

Semantic roles & 50–950 ramp

primary

#33439C

secondary

#BBAF70

accent

#C54EDA

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #33439C

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

Preview Lab → · Contrast checker → · Palette generator →