#3F4AC4#3F4AC4

#3F4AC4 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.7% C 0.188 H 273.0°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#3F4AC4
RGB	rgb(63, 74, 196)
HSL	hsl(235, 53%, 51%)
HSV	hsv(235, 68%, 77%)
CMYK	cmyk(67.9%, 62.2%, 0%, 23.1%)
CIE-LAB	lab(37.73, 35.31, -65.05)
CIE-LCH	lch(37.73, 74.02, 298.49°)
OKLab	oklab(47.74% 0.0098 -0.1877)
OKLCH	oklch(47.74% 0.188 273)
XYZ	xyz(14.4592, 9.9385, 53.3702)
Luminance	0.0994 (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

#3F4AC4 #C4B93F

analogous

#3F8CC4 #3F4AC4 #773FC4

triadic

#3F4AC4 #C43F4A #4AC43F

tetradic

#3F4AC4 #C43F8C #C4B93F #3FC477

square

#3F4AC4 #C43F8C #C4B93F #3FC477

split-complementary

#3F4AC4 #C4773F #8CC43F

monochromatic

#202668 #2E3797 #3F4AC4 #6E76D2 #9DA2E1

Accessibility & contrast

On white

7.03

#3F4AC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#3F4AC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4AC4

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4AC4	#FFFFFF	#000000	##FFFFFF
##3F4AC4	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC8

Deuteranopia (green-blind)

#0053C2

Tritanopia (blue-blind)

#006980

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3f4ac4;
/* rgb */ color: rgb(63, 74, 196);
/* oklch */ color: oklch(47.7% 0.188 273.0);

Tailwind

colors: {
  custom: {
    50: '#847cd7',
    500: '#3f4ac4',
    950: '#000000',
  },
}

SCSS

$custom: #3f4ac4;
$custom-light: #847cd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4ac4",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 196
  },
  "hsl": {
    "h": 235.038,
    "s": 52.988,
    "l": 50.784
  },
  "oklch": {
    "l": 0.47735,
    "c": 0.18792,
    "h": 273
  },
  "luminance": 0.0994
}

Semantic roles & 50–950 ramp

primary

#3F4AC4

secondary

#CDC892

accent

#D04BDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3F4AC4

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

Preview Lab → · Contrast checker → · Palette generator →