#33409E#33409E

#33409E is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.9% C 0.152 H 272.1°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).

Color values

HEX	#33409E
RGB	rgb(51, 64, 158)
HSL	hsl(233, 51%, 41%)
HSV	hsv(233, 68%, 62%)
CMYK	cmyk(67.7%, 59.5%, 0%, 38%)
CIE-LAB	lab(31.44, 26.50, -52.78)
CIE-LCH	lch(31.44, 59.06, 296.66°)
OKLab	oklab(41.93% 0.0056 -0.152)
OKLCH	oklch(41.93% 0.152 272.1)
XYZ	xyz(9.3681, 6.8384, 33.1674)
Luminance	0.0684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#33409E #9E9133

analogous

#33759E #33409E #5B339E

triadic

#33409E #9E3340 #409E33

tetradic

#33409E #9E3375 #9E9133 #339E5B

square

#33409E #9E3375 #9E9133 #339E5B

split-complementary

#33409E #9E5B33 #759E33

monochromatic

#151B41 #242D70 #33409E #4A59C4 #7883D3

Accessibility & contrast

On white

8.87

#33409E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#33409E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #33409E

8.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##33409E	#FFFFFF	#000000	##FFFFFF
##33409E	1.00	8.87	2.37	8.87
#FFFFFF	8.87	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA1

Deuteranopia (green-blind)

#00459C

Tritanopia (blue-blind)

#005768

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #33409e;
/* rgb */ color: rgb(51, 64, 158);
/* oklch */ color: oklch(41.9% 0.152 272.1);

Tailwind

colors: {
  custom: {
    50: '#7874bb',
    500: '#33409e',
    950: '#000000',
  },
}

SCSS

$custom: #33409e;
$custom-light: #7874bb;
$custom-dark: #000000;

JSON

{
  "hex": "#33409e",
  "rgb": {
    "r": 51,
    "g": 64,
    "b": 158
  },
  "hsl": {
    "h": 232.71,
    "s": 51.196,
    "l": 40.98
  },
  "oklch": {
    "l": 0.4193,
    "c": 0.15212,
    "h": 272.1
  },
  "luminance": 0.06839
}

Semantic roles & 50–950 ramp

primary

#33409E

secondary

#BCB371

accent

#C94DDB

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #33409E

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

Preview Lab → · Contrast checker → · Palette generator →