#333FD6#333FD6

#333FD6 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.9% C 0.226 H 270.6°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#333FD6
RGB	rgb(51, 63, 214)
HSL	hsl(236, 67%, 52%)
HSV	hsv(236, 76%, 84%)
CMYK	cmyk(76.2%, 70.6%, 0%, 16.1%)
CIE-LAB	lab(36.20, 46.85, -78.02)
CIE-LCH	lch(36.20, 91.01, 300.99°)
OKLab	oklab(46.94% 0.0023 -0.2259)
OKLCH	oklch(46.94% 0.226 270.6)
XYZ	xyz(15.2762, 9.1122, 64.5590)
Luminance	0.0911 (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

#333FD6 #D6CA33

analogous

#3391D6 #333FD6 #7933D6

triadic

#333FD6 #D6333F #3FD633

tetradic

#333FD6 #D63391 #D6CA33 #33D679

square

#333FD6 #D63391 #D6CA33 #33D679

split-complementary

#333FD6 #D67933 #91D633

monochromatic

#181F77 #222CAA #333FD6 #666FE0 #999FEA

Accessibility & contrast

On white

7.44

#333FD6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#333FD6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333FD6

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333FD6	#FFFFFF	#000000	##FFFFFF
##333FD6	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DDB

Deuteranopia (green-blind)

#004DD3

Tritanopia (blue-blind)

#006A86

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #333fd6;
/* rgb */ color: rgb(51, 63, 214);
/* oklch */ color: oklch(46.9% 0.226 270.6);

Tailwind

colors: {
  custom: {
    50: '#8575e4',
    500: '#333fd6',
    950: '#000000',
  },
}

SCSS

$custom: #333fd6;
$custom-light: #8575e4;
$custom-dark: #000000;

JSON

{
  "hex": "#333fd6",
  "rgb": {
    "r": 51,
    "g": 63,
    "b": 214
  },
  "hsl": {
    "h": 235.583,
    "s": 66.531,
    "l": 51.961
  },
  "oklch": {
    "l": 0.46937,
    "c": 0.2259,
    "h": 270.6
  },
  "luminance": 0.09114
}

Semantic roles & 50–950 ramp

primary

#333FD6

secondary

#D6D18F

accent

#DD3EE9

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #333FD6

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

Preview Lab → · Contrast checker → · Palette generator →