#3321A8#3321A8

#3321A8 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 38.0% C 0.199 H 277.2°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#3321A8
RGB	rgb(51, 33, 168)
HSL	hsl(248, 67%, 39%)
HSV	hsv(248, 80%, 66%)
CMYK	cmyk(69.6%, 80.4%, 0%, 34.1%)
CIE-LAB	lab(25.62, 48.30, -68.38)
CIE-LCH	lch(25.62, 83.72, 305.23°)
OKLab	oklab(38.02% 0.0249 -0.1976)
OKLCH	oklch(38.02% 0.199 277.2)
XYZ	xyz(8.9747, 4.6179, 37.4566)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3321A8 #96A821

analogous

#2153A8 #3321A8 #7721A8

triadic

#3321A8 #A83321 #21A833

tetradic

#3321A8 #A82153 #96A821 #21A877

square

#3321A8 #A82153 #96A821 #21A877

split-complementary

#3321A8 #A87721 #53A821

monochromatic

#140D42 #231775 #3321A8 #4630D6 #7463E0

Accessibility & contrast

On white

10.92

#3321A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#3321A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3321A8

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3321A8	#FFFFFF	#000000	##FFFFFF
##3321A8	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AC

Deuteranopia (green-blind)

#0037A6

Tritanopia (blue-blind)

#004A65

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3321a8;
/* rgb */ color: rgb(51, 33, 168);
/* oklch */ color: oklch(38.0% 0.199 277.2);

Tailwind

colors: {
  custom: {
    50: '#7d60c3',
    500: '#3321a8',
    950: '#000000',
  },
}

SCSS

$custom: #3321a8;
$custom-light: #7d60c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3321a8",
  "rgb": {
    "r": 51,
    "g": 33,
    "b": 168
  },
  "hsl": {
    "h": 248,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38023,
    "c": 0.19917,
    "h": 277.2
  },
  "luminance": 0.04619
}

Semantic roles & 50–950 ramp

primary

#3321A8

secondary

#B8C55F

accent

#EA3ED3

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #3321A8

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

Preview Lab → · Contrast checker → · Palette generator →