#3342AB#3342AB

#3342AB is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.4% C 0.168 H 271.3°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#3342AB
RGB	rgb(51, 66, 171)
HSL	hsl(233, 54%, 44%)
HSV	hsv(233, 70%, 67%)
CMYK	cmyk(70.2%, 61.4%, 0%, 32.9%)
CIE-LAB	lab(33.00, 29.91, -58.05)
CIE-LCH	lch(33.00, 65.30, 297.26°)
OKLab	oklab(43.42% 0.0038 -0.1675)
OKLCH	oklch(43.42% 0.168 271.3)
XYZ	xyz(10.6617, 7.5395, 39.4136)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3342AB #AB9C33

analogous

#337EAB #3342AB #6033AB

triadic

#3342AB #AB3342 #42AB33

tetradic

#3342AB #AB337E #AB9C33 #33AB60

square

#3342AB #AB337E #AB9C33 #33AB60

split-complementary

#3342AB #AB6033 #7EAB33

monochromatic

#171E4D #25307C #3342AB #5060CB #7F8BD9

Accessibility & contrast

On white

8.37

#3342AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3342AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3342AB

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3342AB	#FFFFFF	#000000	##FFFFFF
##3342AB	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)

#0053AE

Deuteranopia (green-blind)

#0048A9

Tritanopia (blue-blind)

#005C70

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3342ab;
/* rgb */ color: rgb(51, 66, 171);
/* oklch */ color: oklch(43.4% 0.168 271.3);

Tailwind

colors: {
  custom: {
    50: '#7b76c5',
    500: '#3342ab',
    950: '#000000',
  },
}

SCSS

$custom: #3342ab;
$custom-light: #7b76c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3342ab",
  "rgb": {
    "r": 51,
    "g": 66,
    "b": 171
  },
  "hsl": {
    "h": 232.5,
    "s": 54.054,
    "l": 43.529
  },
  "oklch": {
    "l": 0.43423,
    "c": 0.1675,
    "h": 271.3
  },
  "luminance": 0.07541
}

Semantic roles & 50–950 ramp

primary

#3342AB

secondary

#C2B978

accent

#CB4ADD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3342AB

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

Preview Lab → · Contrast checker → · Palette generator →