#3319B4#3319B4

#3319B4 is a dark, highly saturated violet. Relative luminance 0.047; OKLCH L 38.6% C 0.219 H 276.4°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#3319B4
RGB	rgb(51, 25, 180)
HSL	hsl(250, 76%, 40%)
HSV	hsv(250, 86%, 71%)
CMYK	cmyk(71.7%, 86.1%, 0%, 29.4%)
CIE-LAB	lab(25.84, 55.28, -75.22)
CIE-LCH	lch(25.84, 93.35, 306.31°)
OKLab	oklab(38.58% 0.0242 -0.2173)
OKLCH	oklch(38.58% 0.219 276.4)
XYZ	xyz(9.9484, 4.6934, 43.5528)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3319B4 #9AB419

analogous

#194CB4 #3319B4 #8119B4

triadic

#3319B4 #B43319 #19B433

tetradic

#3319B4 #B4194C #9AB419 #19B481

square

#3319B4 #B4194C #9AB419 #19B481

split-complementary

#3319B4 #B48119 #4CB419

monochromatic

#150A49 #24127E #3319B4 #4829E1 #765FE9

Accessibility & contrast

On white

10.83

#3319B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#3319B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3319B4

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3319B4	#FFFFFF	#000000	##FFFFFF
##3319B4	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)

#0043B8

Deuteranopia (green-blind)

#0036B1

Tritanopia (blue-blind)

#004D6B

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3319b4;
/* rgb */ color: rgb(51, 25, 180);
/* oklch */ color: oklch(38.6% 0.219 276.4);

Tailwind

colors: {
  custom: {
    50: '#805ecc',
    500: '#3319b4',
    950: '#000000',
  },
}

SCSS

$custom: #3319b4;
$custom-light: #805ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#3319b4",
  "rgb": {
    "r": 51,
    "g": 25,
    "b": 180
  },
  "hsl": {
    "h": 250.065,
    "s": 75.61,
    "l": 40.196
  },
  "oklch": {
    "l": 0.38584,
    "c": 0.21865,
    "h": 276.4
  },
  "luminance": 0.04694
}

Semantic roles & 50–950 ramp

primary

#3319B4

secondary

#BACD5C

accent

#F236D3

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3319B4

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

Preview Lab → · Contrast checker → · Palette generator →