#3F68FF#3F68FF

#3F68FF is a mid, highly saturated blue. Relative luminance 0.182; OKLCH L 58.1% C 0.229 H 267.1°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3F68FF
RGB	rgb(63, 104, 255)
HSL	hsl(227, 100%, 62%)
HSV	hsv(227, 75%, 100%)
CMYK	cmyk(75.3%, 59.2%, 0%, 0%)
CIE-LAB	lab(49.71, 37.33, -79.01)
CIE-LCH	lch(49.71, 87.38, 295.29°)
OKLab	oklab(58.06% -0.0115 -0.2283)
OKLCH	oklch(58.06% 0.229 267.1)
XYZ	xyz(25.0439, 18.1746, 96.7765)
Luminance	0.1818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F68FF #FFD63F

analogous

#3FC8FF #3F68FF #763FFF

triadic

#3F68FF #FF3F68 #68FF3F

tetradic

#3F68FF #FF3FC8 #FFD63F #3FFF76

square

#3F68FF #FF3FC8 #FFD63F #3FFF76

split-complementary

#3F68FF #FF763F #C8FF3F

monochromatic

#002AC4 #0238FF #3F68FF #7C98FF #B9C8FF

Accessibility & contrast

On white

4.53

#3F68FF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#3F68FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3F68FF

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F68FF	#FFFFFF	#000000	##000000
##3F68FF	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007FFF

Deuteranopia (green-blind)

#006EFC

Tritanopia (blue-blind)

#008EAA

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3f68ff;
/* rgb */ color: rgb(63, 104, 255);
/* oklch */ color: oklch(58.1% 0.229 267.1);

Tailwind

colors: {
  custom: {
    50: '#8f92ff',
    500: '#3f68ff',
    950: '#000000',
  },
}

SCSS

$custom: #3f68ff;
$custom-light: #8f92ff;
$custom-dark: #000000;

JSON

{
  "hex": "#3f68ff",
  "rgb": {
    "r": 63,
    "g": 104,
    "b": 255
  },
  "hsl": {
    "h": 227.188,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.58063,
    "c": 0.22858,
    "h": 267.1
  },
  "luminance": 0.18177
}

Semantic roles & 50–950 ramp

primary

#3F68FF

secondary

#F0E1AA

accent

#B400E6

background

#F9F8FF

surface

#F2F0FF

border

#CCCBD7

text

#0E0D18

muted

#7E7D86

Preview Lab

Preview with #3F68FF

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

Preview Lab → · Contrast checker → · Palette generator →