#333EAD#333EAD

#333EAD is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.9% C 0.175 H 272.2°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#333EAD
RGB	rgb(51, 62, 173)
HSL	hsl(235, 54%, 44%)
HSV	hsv(235, 71%, 68%)
CMYK	cmyk(70.5%, 64.2%, 0%, 32.2%)
CIE-LAB	lab(32.18, 33.21, -60.59)
CIE-LCH	lch(32.18, 69.09, 298.73°)
OKLab	oklab(42.87% 0.0068 -0.1749)
OKLCH	oklch(42.87% 0.175 272.2)
XYZ	xyz(10.6282, 7.1652, 40.3500)
Luminance	0.0717 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#333EAD #ADA233

analogous

#337BAD #333EAD #6533AD

triadic

#333EAD #AD333E #3EAD33

tetradic

#333EAD #AD337B #ADA233 #33AD65

square

#333EAD #AD337B #ADA233 #33AD65

split-complementary

#333EAD #AD6533 #7BAD33

monochromatic

#171C4E #252D7E #333EAD #515CCC #8189DA

Accessibility & contrast

On white

8.63

#333EAD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#333EAD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333EAD

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333EAD	#FFFFFF	#000000	##FFFFFF
##333EAD	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B1

Deuteranopia (green-blind)

#0046AB

Tritanopia (blue-blind)

#005B6F

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #333ead;
/* rgb */ color: rgb(51, 62, 173);
/* oklch */ color: oklch(42.9% 0.175 272.2);

Tailwind

colors: {
  custom: {
    50: '#7b73c6',
    500: '#333ead',
    950: '#000000',
  },
}

SCSS

$custom: #333ead;
$custom-light: #7b73c6;
$custom-dark: #000000;

JSON

{
  "hex": "#333ead",
  "rgb": {
    "r": 51,
    "g": 62,
    "b": 173
  },
  "hsl": {
    "h": 234.59,
    "s": 54.464,
    "l": 43.922
  },
  "oklch": {
    "l": 0.42868,
    "c": 0.17508,
    "h": 272.2
  },
  "luminance": 0.07166
}

Semantic roles & 50–950 ramp

primary

#333EAD

secondary

#C3BC79

accent

#D04ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #333EAD

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

Preview Lab → · Contrast checker → · Palette generator →