#3316B3#3316B3

#3316B3 is a dark, highly saturated violet. Relative luminance 0.045; OKLCH L 38.2% C 0.219 H 276.6°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#3316B3
RGB	rgb(51, 22, 179)
HSL	hsl(251, 78%, 39%)
HSV	hsv(251, 88%, 70%)
CMYK	cmyk(71.5%, 87.7%, 0%, 29.8%)
CIE-LAB	lab(25.36, 56.09, -75.43)
CIE-LCH	lch(25.36, 94.00, 306.64°)
OKLab	oklab(38.22% 0.0254 -0.2179)
OKLCH	oklch(38.22% 0.219 276.6)
XYZ	xyz(9.7862, 4.5314, 42.9980)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3316B3 #96B316

analogous

#1648B3 #3316B3 #8216B3

triadic

#3316B3 #B33316 #16B333

tetradic

#3316B3 #B31648 #96B316 #16B382

square

#3316B3 #B31648 #96B316 #16B382

split-complementary

#3316B3 #B38216 #48B316

monochromatic

#140946 #230F7C #3316B3 #4622E4 #7459EB

Accessibility & contrast

On white

11.02

#3316B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#3316B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3316B3

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3316B3	#FFFFFF	#000000	##FFFFFF
##3316B3	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042B7

Deuteranopia (green-blind)

#0035B0

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3316b3;
/* rgb */ color: rgb(51, 22, 179);
/* oklch */ color: oklch(38.2% 0.219 276.6);

Tailwind

colors: {
  custom: {
    50: '#805ccb',
    500: '#3316b3',
    950: '#000000',
  },
}

SCSS

$custom: #3316b3;
$custom-light: #805ccb;
$custom-dark: #000000;

JSON

{
  "hex": "#3316b3",
  "rgb": {
    "r": 51,
    "g": 22,
    "b": 179
  },
  "hsl": {
    "h": 251.083,
    "s": 78.109,
    "l": 39.412
  },
  "oklch": {
    "l": 0.38218,
    "c": 0.21934,
    "h": 276.6
  },
  "luminance": 0.04532
}

Semantic roles & 50–950 ramp

primary

#3316B3

secondary

#B8CE57

accent

#F533D1

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0414

muted

#7D7982

Preview Lab

Preview with #3316B3

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

Preview Lab → · Contrast checker → · Palette generator →