#3336B3#3336B3

#3336B3 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 42.1% C 0.192 H 273.4°. Best body text is #FFFFFF at 9.05:1 contrast (WCAG AA passes).

Color values

HEX	#3336B3
RGB	rgb(51, 54, 179)
HSL	hsl(239, 56%, 45%)
HSV	hsv(239, 72%, 70%)
CMYK	cmyk(71.5%, 69.8%, 0%, 29.8%)
CIE-LAB	lab(30.87, 40.29, -66.32)
CIE-LCH	lch(30.87, 77.60, 301.28°)
OKLab	oklab(42.08% 0.0115 -0.1917)
OKLCH	oklch(42.08% 0.192 273.4)
XYZ	xyz(10.8184, 6.5958, 43.3421)
Luminance	0.0660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3336B3 #B3B033

analogous

#3376B3 #3336B3 #7033B3

triadic

#3336B3 #B33336 #36B333

tetradic

#3336B3 #B33376 #B3B033 #33B370

square

#3336B3 #B33376 #B3B033 #33B370

split-complementary

#3336B3 #B37033 #76B333

monochromatic

#181954 #252883 #3336B3 #5558CE #8486DC

Accessibility & contrast

On white

9.05

#3336B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#3336B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3336B3

9.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3336B3	#FFFFFF	#000000	##FFFFFF
##3336B3	1.00	9.05	2.32	9.05
#FFFFFF	9.05	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB7

Deuteranopia (green-blind)

#0043B1

Tritanopia (blue-blind)

#005870

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3336b3;
/* rgb */ color: rgb(51, 54, 179);
/* oklch */ color: oklch(42.1% 0.192 273.4);

Tailwind

colors: {
  custom: {
    50: '#7d6ecb',
    500: '#3336b3',
    950: '#000000',
  },
}

SCSS

$custom: #3336b3;
$custom-light: #7d6ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#3336b3",
  "rgb": {
    "r": 51,
    "g": 54,
    "b": 179
  },
  "hsl": {
    "h": 238.594,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.42082,
    "c": 0.19208,
    "h": 273.4
  },
  "luminance": 0.06597
}

Semantic roles & 50–950 ramp

primary

#3336B3

secondary

#C6C47C

accent

#DB49DF

background

#F8F6FC

surface

#EFECF9

border

#CAC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3336B3

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

Preview Lab → · Contrast checker → · Palette generator →