#3F00FF#3F00FF

#3F00FF is a mid, highly saturated violet. Relative luminance 0.083; OKLCH L 47.3% C 0.301 H 273.6°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#3F00FF
RGB	rgb(63, 0, 255)
HSL	hsl(255, 100%, 50%)
HSV	hsv(255, 100%, 100%)
CMYK	cmyk(75.3%, 100%, 0%, 0%)
CIE-LAB	lab(34.55, 79.98, -104.04)
CIE-LCH	lch(34.55, 131.23, 307.55°)
OKLab	oklab(47.32% 0.0189 -0.3002)
OKLCH	oklch(47.32% 0.301 273.6)
XYZ	xyz(20.0939, 8.2746, 95.1265)
Luminance	0.0828 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F00FF #C0FF00

analogous

#0040FF #3F00FF #BF00FF

triadic

#3F00FF #FF3F00 #00FF3F

tetradic

#3F00FF #FF0040 #C0FF00 #00FFBF

square

#3F00FF #FF0040 #C0FF00 #00FFBF

split-complementary

#3F00FF #FFBF00 #40FF00

monochromatic

#210085 #3000C2 #3F00FF #6D3DFF #9B7AFF

Accessibility & contrast

On white

7.91

#3F00FF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#3F00FF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F00FF

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F00FF	#FFFFFF	#000000	##FFFFFF
##3F00FF	1.00	7.91	2.66	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BFF

Deuteranopia (green-blind)

#0046FB

Tritanopia (blue-blind)

#006A96

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f00ff;
/* rgb */ color: rgb(63, 0, 255);
/* oklch */ color: oklch(47.3% 0.301 273.6);

Tailwind

colors: {
  custom: {
    50: '#9560ff',
    500: '#3f00ff',
    950: '#000000',
  },
}

SCSS

$custom: #3f00ff;
$custom-light: #9560ff;
$custom-dark: #000000;

JSON

{
  "hex": "#3f00ff",
  "rgb": {
    "r": 63,
    "g": 0,
    "b": 255
  },
  "hsl": {
    "h": 254.824,
    "s": 100,
    "l": 50
  },
  "oklch": {
    "l": 0.47321,
    "c": 0.3008,
    "h": 273.6
  },
  "luminance": 0.08277
}

Semantic roles & 50–950 ramp

primary

#3F00FF

secondary

#CAE774

accent

#FF29CA

background

#FAF6FF

surface

#F4EBFF

border

#CEC6D7

text

#100618

muted

#7F7A86

Preview Lab

Preview with #3F00FF

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

Preview Lab → · Contrast checker → · Palette generator →