#3321AD#3321AD

#3321AD is a dark, highly saturated blue. Relative luminance 0.048; OKLCH L 38.6% C 0.205 H 276.6°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#3321AD
RGB	rgb(51, 33, 173)
HSL	hsl(248, 68%, 40%)
HSV	hsv(248, 81%, 68%)
CMYK	cmyk(70.5%, 80.9%, 0%, 32.2%)
CIE-LAB	lab(26.18, 49.82, -70.46)
CIE-LCH	lch(26.18, 86.30, 305.26°)
OKLab	oklab(38.58% 0.0235 -0.2036)
OKLCH	oklch(38.58% 0.205 276.6)
XYZ	xyz(9.4495, 4.8078, 39.9571)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3321AD #9BAD21

analogous

#2155AD #3321AD #7921AD

triadic

#3321AD #AD3321 #21AD33

tetradic

#3321AD #AD2155 #9BAD21 #21AD79

square

#3321AD #AD2155 #9BAD21 #21AD79

split-complementary

#3321AD #AD7921 #55AD21

monochromatic

#150D46 #24177A #3321AD #4833D8 #7666E2

Accessibility & contrast

On white

10.70

#3321AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3321AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3321AD

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3321AD	#FFFFFF	#000000	##FFFFFF
##3321AD	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B1

Deuteranopia (green-blind)

#0038AB

Tritanopia (blue-blind)

#004D68

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3321ad;
/* rgb */ color: rgb(51, 33, 173);
/* oklch */ color: oklch(38.6% 0.205 276.6);

Tailwind

colors: {
  custom: {
    50: '#7e61c7',
    500: '#3321ad',
    950: '#000000',
  },
}

SCSS

$custom: #3321ad;
$custom-light: #7e61c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3321ad",
  "rgb": {
    "r": 51,
    "g": 33,
    "b": 173
  },
  "hsl": {
    "h": 247.714,
    "s": 67.961,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38579,
    "c": 0.205,
    "h": 276.6
  },
  "luminance": 0.04809
}

Semantic roles & 50–950 ramp

primary

#3321AD

secondary

#BAC762

accent

#EB3DD4

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3321AD

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

Preview Lab → · Contrast checker → · Palette generator →