#3F4CC2#3F4CC2

#3F4CC2 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.9% C 0.183 H 272.6°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F4CC2
RGB	rgb(63, 76, 194)
HSL	hsl(234, 52%, 50%)
HSV	hsv(234, 68%, 76%)
CMYK	cmyk(67.5%, 60.8%, 0%, 23.9%)
CIE-LAB	lab(38.06, 33.36, -63.36)
CIE-LCH	lch(38.06, 71.60, 297.77°)
OKLab	oklab(47.92% 0.0083 -0.1827)
OKLCH	oklch(47.92% 0.183 272.6)
XYZ	xyz(14.3687, 10.1194, 52.2245)
Luminance	0.1012 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4CC2 #C2B53F

analogous

#3F8DC2 #3F4CC2 #733FC2

triadic

#3F4CC2 #C23F4C #4CC23F

tetradic

#3F4CC2 #C23F8D #C2B53F #3FC273

square

#3F4CC2 #C23F8D #C2B53F #3FC273

split-complementary

#3F4CC2 #C2733F #8DC23F

monochromatic

#202766 #2F3995 #3F4CC2 #6D77D1 #9CA3E0

Accessibility & contrast

On white

6.94

#3F4CC2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3F4CC2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4CC2

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4CC2	#FFFFFF	#000000	##FFFFFF
##3F4CC2	1.00	6.94	3.02	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C6

Deuteranopia (green-blind)

#0054C0

Tritanopia (blue-blind)

#006A80

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3f4cc2;
/* rgb */ color: rgb(63, 76, 194);
/* oklch */ color: oklch(47.9% 0.183 272.6);

Tailwind

colors: {
  custom: {
    50: '#847ed5',
    500: '#3f4cc2',
    950: '#000000',
  },
}

SCSS

$custom: #3f4cc2;
$custom-light: #847ed5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4cc2",
  "rgb": {
    "r": 63,
    "g": 76,
    "b": 194
  },
  "hsl": {
    "h": 234.046,
    "s": 51.779,
    "l": 50.392
  },
  "oklch": {
    "l": 0.47924,
    "c": 0.18285,
    "h": 272.6
  },
  "luminance": 0.10121
}

Semantic roles & 50–950 ramp

primary

#3F4CC2

secondary

#CCC691

accent

#CD4DDB

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3F4CC2

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

Preview Lab → · Contrast checker → · Palette generator →