#333EBA#333EBA

#333EBA is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.1% C 0.192 H 271.7°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#333EBA
RGB	rgb(51, 62, 186)
HSL	hsl(235, 57%, 46%)
HSV	hsv(235, 73%, 73%)
CMYK	cmyk(72.6%, 66.7%, 0%, 27.1%)
CIE-LAB	lab(33.34, 37.82, -66.41)
CIE-LCH	lch(33.34, 76.42, 299.66°)
OKLab	oklab(44.07% 0.0058 -0.192)
OKLCH	oklch(44.07% 0.192 271.7)
XYZ	xyz(11.9478, 7.6930, 47.3001)
Luminance	0.0769 (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

#333EBA #BAAF33

analogous

#3382BA #333EBA #6C33BA

triadic

#333EBA #BA333E #3EBA33

tetradic

#333EBA #BA3382 #BAAF33 #33BA6C

square

#333EBA #BA3382 #BAAF33 #33BA6C

split-complementary

#333EBA #BA6C33 #82BA33

monochromatic

#191E5A #262E8A #333EBA #5963D1 #8990DF

Accessibility & contrast

On white

8.27

#333EBA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#333EBA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #333EBA

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##333EBA	#FFFFFF	#000000	##FFFFFF
##333EBA	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BE

Deuteranopia (green-blind)

#0048B8

Tritanopia (blue-blind)

#005F76

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #333eba;
/* rgb */ color: rgb(51, 62, 186);
/* oklch */ color: oklch(44.1% 0.192 271.7);

Tailwind

colors: {
  custom: {
    50: '#7e73d0',
    500: '#333eba',
    950: '#000000',
  },
}

SCSS

$custom: #333eba;
$custom-light: #7e73d0;
$custom-dark: #000000;

JSON

{
  "hex": "#333eba",
  "rgb": {
    "r": 51,
    "g": 62,
    "b": 186
  },
  "hsl": {
    "h": 235.111,
    "s": 56.962,
    "l": 46.471
  },
  "oklch": {
    "l": 0.44067,
    "c": 0.19209,
    "h": 271.7
  },
  "luminance": 0.07694
}

Semantic roles & 50–950 ramp

primary

#333EBA

secondary

#C9C380

accent

#D448E0

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #333EBA

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

Preview Lab → · Contrast checker → · Palette generator →