#3321AA#3321AA

#3321AA is a dark, highly saturated blue. Relative luminance 0.047; OKLCH L 38.2% C 0.202 H 276.9°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#3321AA
RGB	rgb(51, 33, 170)
HSL	hsl(248, 67%, 40%)
HSV	hsv(248, 81%, 67%)
CMYK	cmyk(70%, 80.6%, 0%, 33.3%)
CIE-LAB	lab(25.84, 48.91, -69.22)
CIE-LCH	lch(25.84, 84.75, 305.24°)
OKLab	oklab(38.25% 0.0243 -0.2)
OKLCH	oklch(38.25% 0.202 276.9)
XYZ	xyz(9.1624, 4.6930, 38.4454)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3321AA #98AA21

analogous

#2154AA #3321AA #7721AA

triadic

#3321AA #AA3321 #21AA33

tetradic

#3321AA #AA2154 #98AA21 #21AA77

square

#3321AA #AA2154 #98AA21 #21AA77

split-complementary

#3321AA #AA7721 #54AA21

monochromatic

#140D43 #241777 #3321AA #4731D7 #7564E1

Accessibility & contrast

On white

10.83

#3321AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#3321AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3321AA

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3321AA	#FFFFFF	#000000	##FFFFFF
##3321AA	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AE

Deuteranopia (green-blind)

#0037A8

Tritanopia (blue-blind)

#004B66

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3321aa;
/* rgb */ color: rgb(51, 33, 170);
/* oklch */ color: oklch(38.2% 0.202 276.9);

Tailwind

colors: {
  custom: {
    50: '#7d61c5',
    500: '#3321aa',
    950: '#000000',
  },
}

SCSS

$custom: #3321aa;
$custom-light: #7d61c5;
$custom-dark: #000000;

JSON

{
  "hex": "#3321aa",
  "rgb": {
    "r": 51,
    "g": 33,
    "b": 170
  },
  "hsl": {
    "h": 247.883,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38245,
    "c": 0.20151,
    "h": 276.9
  },
  "luminance": 0.04694
}

Semantic roles & 50–950 ramp

primary

#3321AA

secondary

#B9C661

accent

#EA3DD4

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3321AA

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

Preview Lab → · Contrast checker → · Palette generator →