#3330B2#3330B2

#3330B2 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 41.1% C 0.197 H 274.4°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#3330B2
RGB	rgb(51, 48, 178)
HSL	hsl(241, 58%, 44%)
HSV	hsv(241, 73%, 70%)
CMYK	cmyk(71.3%, 73%, 0%, 30.2%)
CIE-LAB	lab(29.49, 43.49, -67.99)
CIE-LCH	lch(29.49, 80.71, 302.61°)
OKLab	oklab(41.07% 0.0151 -0.1966)
OKLCH	oklch(41.07% 0.197 274.4)
XYZ	xyz(10.4554, 6.0311, 42.7240)
Luminance	0.0603 (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

#3330B2 #AFB230

analogous

#306EB2 #3330B2 #7430B2

triadic

#3330B2 #B23330 #30B233

tetradic

#3330B2 #B2306E #AFB230 #30B274

square

#3330B2 #B2306E #AFB230 #30B274

split-complementary

#3330B2 #B27430 #6EB230

monochromatic

#171652 #252382 #3330B2 #5250D0 #8280DD

Accessibility & contrast

On white

9.52

#3330B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#3330B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3330B2

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3330B2	#FFFFFF	#000000	##FFFFFF
##3330B2	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB6

Deuteranopia (green-blind)

#003FB0

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #3330b2;
/* rgb */ color: rgb(51, 48, 178);
/* oklch */ color: oklch(41.1% 0.197 274.4);

Tailwind

colors: {
  custom: {
    50: '#7e6aca',
    500: '#3330b2',
    950: '#000000',
  },
}

SCSS

$custom: #3330b2;
$custom-light: #7e6aca;
$custom-dark: #000000;

JSON

{
  "hex": "#3330b2",
  "rgb": {
    "r": 51,
    "g": 48,
    "b": 178
  },
  "hsl": {
    "h": 241.385,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41066,
    "c": 0.19718,
    "h": 274.4
  },
  "luminance": 0.06032
}

Semantic roles & 50–950 ramp

primary

#3330B2

secondary

#C4C678

accent

#E147DD

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #3330B2

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

Preview Lab → · Contrast checker → · Palette generator →