#3F4AC3#3F4AC3

#3F4AC3 is a mid, vivid blue. Relative luminance 0.099; OKLCH L 47.6% C 0.187 H 273.0°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#3F4AC3
RGB	rgb(63, 74, 195)
HSL	hsl(235, 52%, 51%)
HSV	hsv(235, 68%, 76%)
CMYK	cmyk(67.7%, 62.1%, 0%, 23.5%)
CIE-LAB	lab(37.65, 34.96, -64.60)
CIE-LCH	lch(37.65, 73.46, 298.42°)
OKLab	oklab(47.65% 0.0098 -0.1863)
OKLCH	oklch(47.65% 0.187 273)
XYZ	xyz(14.3457, 9.8931, 52.7727)
Luminance	0.0989 (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

#3F4AC3 #C3B83F

analogous

#3F8CC3 #3F4AC3 #763FC3

triadic

#3F4AC3 #C33F4A #4AC33F

tetradic

#3F4AC3 #C33F8C #C3B83F #3FC376

square

#3F4AC3 #C33F8C #C3B83F #3FC376

split-complementary

#3F4AC3 #C3763F #8CC33F

monochromatic

#202667 #2F3796 #3F4AC3 #6E76D2 #9CA2E0

Accessibility & contrast

On white

7.05

#3F4AC3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#3F4AC3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F4AC3

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4AC3	#FFFFFF	#000000	##FFFFFF
##3F4AC3	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FC7

Deuteranopia (green-blind)

#0053C1

Tritanopia (blue-blind)

#00697F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3f4ac3;
/* rgb */ color: rgb(63, 74, 195);
/* oklch */ color: oklch(47.6% 0.187 273.0);

Tailwind

colors: {
  custom: {
    50: '#847cd6',
    500: '#3f4ac3',
    950: '#000000',
  },
}

SCSS

$custom: #3f4ac3;
$custom-light: #847cd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4ac3",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 195
  },
  "hsl": {
    "h": 235,
    "s": 52.381,
    "l": 50.588
  },
  "oklch": {
    "l": 0.4765,
    "c": 0.1866,
    "h": 273
  },
  "luminance": 0.09894
}

Semantic roles & 50–950 ramp

primary

#3F4AC3

secondary

#CCC792

accent

#D04CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #3F4AC3

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

Preview Lab → · Contrast checker → · Palette generator →