#33409C#33409C

#33409C is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.8% C 0.149 H 272.1°. Best body text is #FFFFFF at 8.92:1 contrast (WCAG AA passes).

Color values

HEX	#33409C
RGB	rgb(51, 64, 156)
HSL	hsl(233, 51%, 41%)
HSV	hsv(233, 67%, 61%)
CMYK	cmyk(67.3%, 59%, 0%, 38.8%)
CIE-LAB	lab(31.28, 25.77, -51.83)
CIE-LCH	lch(31.28, 57.88, 296.44°)
OKLab	oklab(41.76% 0.0056 -0.1492)
OKLCH	oklch(41.76% 0.149 272.1)
XYZ	xyz(9.1974, 6.7701, 32.2681)
Luminance	0.0677 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33409C #9C8F33

analogous

#33759C #33409C #5A339C

triadic

#33409C #9C3340 #409C33

tetradic

#33409C #9C3375 #9C8F33 #339C5A

square

#33409C #9C3375 #9C8F33 #339C5A

split-complementary

#33409C #9C5A33 #759C33

monochromatic

#151A40 #242D6E #33409C #4958C3 #7782D3

Accessibility & contrast

On white

8.92

#33409C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#33409C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33409C

8.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33409C	#FFFFFF	#000000	##FFFFFF
##33409C	1.00	8.92	2.35	8.92
#FFFFFF	8.92	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9F

Deuteranopia (green-blind)

#00459A

Tritanopia (blue-blind)

#005767

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #33409c;
/* rgb */ color: rgb(51, 64, 156);
/* oklch */ color: oklch(41.8% 0.149 272.1);

Tailwind

colors: {
  custom: {
    50: '#7774ba',
    500: '#33409c',
    950: '#000000',
  },
}

SCSS

$custom: #33409c;
$custom-light: #7774ba;
$custom-dark: #000000;

JSON

{
  "hex": "#33409c",
  "rgb": {
    "r": 51,
    "g": 64,
    "b": 156
  },
  "hsl": {
    "h": 232.571,
    "s": 50.725,
    "l": 40.588
  },
  "oklch": {
    "l": 0.41763,
    "c": 0.14932,
    "h": 272.1
  },
  "luminance": 0.06771
}

Semantic roles & 50–950 ramp

primary

#33409C

secondary

#BBB270

accent

#C94EDA

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #33409C

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

Preview Lab → · Contrast checker → · Palette generator →