#333FC4#333FC4

#333FC4 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.2% C 0.204 H 271.2°. Best body text is #FFFFFF at 7.93:1 contrast (WCAG AA passes).

Color values

HEX	#333FC4
RGB	rgb(51, 63, 196)
HSL	hsl(235, 59%, 48%)
HSV	hsv(235, 74%, 77%)
CMYK	cmyk(74%, 67.9%, 0%, 23.1%)
CIE-LAB	lab(34.48, 40.69, -70.40)
CIE-LCH	lch(34.48, 81.31, 300.03°)
OKLab	oklab(45.18% 0.0043 -0.2036)
OKLCH	oklch(45.18% 0.204 271.2)
XYZ	xyz(13.1032, 8.2430, 53.1143)
Luminance	0.0824 (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

#333FC4 #C4B833

analogous

#3388C4 #333FC4 #6F33C4

triadic

#333FC4 #C4333F #3FC433

tetradic

#333FC4 #C43388 #C4B833 #33C46F

square

#333FC4 #C43388 #C4B833 #33C46F

split-complementary

#333FC4 #C46F33 #88C433

monochromatic

#1A2063 #262F93 #333FC4 #5F69D5 #8F96E2

Accessibility & contrast

On white

7.93

#333FC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#333FC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333FC4

7.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333FC4	#FFFFFF	#000000	##FFFFFF
##333FC4	1.00	7.93	2.65	7.93
#FFFFFF	7.93	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C8

Deuteranopia (green-blind)

#004AC2

Tritanopia (blue-blind)

#00637C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #333fc4;
/* rgb */ color: rgb(51, 63, 196);
/* oklch */ color: oklch(45.2% 0.204 271.2);

Tailwind

colors: {
  custom: {
    50: '#8074d7',
    500: '#333fc4',
    950: '#000000',
  },
}

SCSS

$custom: #333fc4;
$custom-light: #8074d7;
$custom-dark: #000000;

JSON

{
  "hex": "#333fc4",
  "rgb": {
    "r": 51,
    "g": 63,
    "b": 196
  },
  "hsl": {
    "h": 235.034,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.45182,
    "c": 0.2037,
    "h": 271.2
  },
  "luminance": 0.08244
}

Semantic roles & 50–950 ramp

primary

#333FC4

secondary

#CDC786

accent

#D546E2

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #333FC4

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

Preview Lab → · Contrast checker → · Palette generator →