#3F4ACF#3F4ACF

#3F4ACF is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 48.7% C 0.202 H 272.6°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#3F4ACF
RGB	rgb(63, 74, 207)
HSL	hsl(235, 60%, 53%)
HSV	hsv(235, 70%, 81%)
CMYK	cmyk(69.6%, 64.3%, 0%, 18.8%)
CIE-LAB	lab(38.65, 39.11, -69.93)
CIE-LCH	lch(38.65, 80.12, 299.21°)
OKLab	oklab(48.7% 0.0092 -0.202)
OKLCH	oklch(48.7% 0.202 272.6)
XYZ	xyz(15.7574, 10.4578, 60.2075)
Luminance	0.1046 (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

#3F4ACF #CFC43F

analogous

#3F92CF #3F4ACF #7C3FCF

triadic

#3F4ACF #CF3F4A #4ACF3F

tetradic

#3F4ACF #CF3F92 #CFC43F #3FCF7C

square

#3F4ACF #CF3F92 #CFC43F #3FCF7C

split-complementary

#3F4ACF #CF7C3F #92CF3F

monochromatic

#1E2476 #2A33A7 #3F4ACF #7078DB #A1A6E7

Accessibility & contrast

On white

6.79

#3F4ACF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#3F4ACF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4ACF

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4ACF	#FFFFFF	#000000	##FFFFFF
##3F4ACF	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D3

Deuteranopia (green-blind)

#0054CC

Tritanopia (blue-blind)

#006D86

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3f4acf;
/* rgb */ color: rgb(63, 74, 207);
/* oklch */ color: oklch(48.7% 0.202 272.6);

Tailwind

colors: {
  custom: {
    50: '#877ddf',
    500: '#3f4acf',
    950: '#000000',
  },
}

SCSS

$custom: #3f4acf;
$custom-light: #877ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4acf",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 207
  },
  "hsl": {
    "h": 235.417,
    "s": 60,
    "l": 52.941
  },
  "oklch": {
    "l": 0.48695,
    "c": 0.20217,
    "h": 272.6
  },
  "luminance": 0.10459
}

Semantic roles & 50–950 ramp

primary

#3F4ACF

secondary

#D4CF96

accent

#D745E3

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #3F4ACF

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

Preview Lab → · Contrast checker → · Palette generator →