#333DCC#333DCC

#333DCC is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.6% C 0.216 H 271.2°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#333DCC
RGB	rgb(51, 61, 204)
HSL	hsl(236, 60%, 50%)
HSV	hsv(236, 75%, 80%)
CMYK	cmyk(75%, 70.1%, 0%, 20%)
CIE-LAB	lab(34.80, 44.64, -74.54)
CIE-LCH	lch(34.80, 86.89, 300.92°)
OKLab	oklab(45.64% 0.0045 -0.2157)
OKLCH	oklch(45.64% 0.216 271.2)
XYZ	xyz(13.9294, 8.3994, 58.0022)
Luminance	0.0840 (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

#333DCC #CCC233

analogous

#338ACC #333DCC #7533CC

triadic

#333DCC #CC333D #3DCC33

tetradic

#333DCC #CC338A #CCC233 #33CC75

square

#333DCC #CC338A #CCC233 #33CC75

split-complementary

#333DCC #CC7533 #8ACC33

monochromatic

#1B206A #272E9B #333DCC #646CD8 #959AE4

Accessibility & contrast

On white

7.84

#333DCC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#333DCC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333DCC

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333DCC	#FFFFFF	#000000	##FFFFFF
##333DCC	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059D0

Deuteranopia (green-blind)

#004AC9

Tritanopia (blue-blind)

#006580

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #333dcc;
/* rgb */ color: rgb(51, 61, 204);
/* oklch */ color: oklch(45.6% 0.216 271.2);

Tailwind

colors: {
  custom: {
    50: '#8373dd',
    500: '#333dcc',
    950: '#000000',
  },
}

SCSS

$custom: #333dcc;
$custom-light: #8373dd;
$custom-dark: #000000;

JSON

{
  "hex": "#333dcc",
  "rgb": {
    "r": 51,
    "g": 61,
    "b": 204
  },
  "hsl": {
    "h": 236.078,
    "s": 60,
    "l": 50
  },
  "oklch": {
    "l": 0.4564,
    "c": 0.21579,
    "h": 271.2
  },
  "luminance": 0.08401
}

Semantic roles & 50–950 ramp

primary

#333DCC

secondary

#D0CB8B

accent

#D945E3

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #333DCC

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

Preview Lab → · Contrast checker → · Palette generator →