#3221B4#3221B4

#3221B4 is a dark, highly saturated blue. Relative luminance 0.051; OKLCH L 39.3% C 0.213 H 275.4°. Best body text is #FFFFFF at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#3221B4
RGB	rgb(50, 33, 180)
HSL	hsl(247, 69%, 42%)
HSV	hsv(247, 82%, 71%)
CMYK	cmyk(72.2%, 81.7%, 0%, 29.4%)
CIE-LAB	lab(26.91, 51.85, -73.46)
CIE-LCH	lch(26.91, 89.91, 305.22°)
OKLab	oklab(39.3% 0.0202 -0.2124)
OKLCH	oklch(39.3% 0.213 275.4)
XYZ	xyz(10.0948, 5.0601, 43.6159)
Luminance	0.0506 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3221B4 #A3B421

analogous

#215AB4 #3221B4 #7C21B4

triadic

#3221B4 #B43221 #21B432

tetradic

#3221B4 #B4215A #A3B421 #21B47C

square

#3221B4 #B4215A #A3B421 #21B47C

split-complementary

#3221B4 #B47C21 #5AB421

monochromatic

#150E4D #241880 #3221B4 #4B38DA #796BE4

Accessibility & contrast

On white

10.44

#3221B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3221B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3221B4

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3221B4	#FFFFFF	#000000	##FFFFFF
##3221B4	1.00	10.44	2.01	10.44
#FFFFFF	10.44	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046B8

Deuteranopia (green-blind)

#0039B2

Tritanopia (blue-blind)

#004F6C

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #3221b4;
/* rgb */ color: rgb(50, 33, 180);
/* oklch */ color: oklch(39.3% 0.213 275.4);

Tailwind

colors: {
  custom: {
    50: '#7f61cc',
    500: '#3221b4',
    950: '#000000',
  },
}

SCSS

$custom: #3221b4;
$custom-light: #7f61cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3221b4",
  "rgb": {
    "r": 50,
    "g": 33,
    "b": 180
  },
  "hsl": {
    "h": 246.939,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.39296,
    "c": 0.21332,
    "h": 275.4
  },
  "luminance": 0.05061
}

Semantic roles & 50–950 ramp

primary

#3221B4

secondary

#BFCA67

accent

#EC3CD8

background

#F8F5FC

surface

#F0EAF9

border

#CBC6D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3221B4

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

Preview Lab → · Contrast checker → · Palette generator →