#3F4AD2#3F4AD2

#3F4AD2 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.0% C 0.206 H 272.5°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#3F4AD2
RGB	rgb(63, 74, 210)
HSL	hsl(236, 62%, 54%)
HSV	hsv(236, 70%, 82%)
CMYK	cmyk(70%, 64.8%, 0%, 17.6%)
CIE-LAB	lab(38.91, 40.13, -71.24)
CIE-LCH	lch(38.91, 81.77, 299.40°)
OKLab	oklab(48.96% 0.009 -0.2058)
OKLCH	oklch(48.96% 0.206 272.5)
XYZ	xyz(16.1276, 10.6059, 62.1575)
Luminance	0.1061 (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

#3F4AD2 #D2C73F

analogous

#3F93D2 #3F4AD2 #7D3FD2

triadic

#3F4AD2 #D23F4A #4AD23F

tetradic

#3F4AD2 #D23F93 #D2C73F #3FD27D

square

#3F4AD2 #D23F93 #D2C73F #3FD27D

split-complementary

#3F4AD2 #D27D3F #93D23F

monochromatic

#1D247A #2832AC #3F4AD2 #7179DE #A2A7E9

Accessibility & contrast

On white

6.73

#3F4AD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#3F4AD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4AD2

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4AD2	#FFFFFF	#000000	##FFFFFF
##3F4AD2	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063D6

Deuteranopia (green-blind)

#0055CF

Tritanopia (blue-blind)

#006E87

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3f4ad2;
/* rgb */ color: rgb(63, 74, 210);
/* oklch */ color: oklch(49.0% 0.206 272.5);

Tailwind

colors: {
  custom: {
    50: '#877de1',
    500: '#3f4ad2',
    950: '#000000',
  },
}

SCSS

$custom: #3f4ad2;
$custom-light: #877de1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4ad2",
  "rgb": {
    "r": 63,
    "g": 74,
    "b": 210
  },
  "hsl": {
    "h": 235.51,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.48961,
    "c": 0.206,
    "h": 272.5
  },
  "luminance": 0.10607
}

Semantic roles & 50–950 ramp

primary

#3F4AD2

secondary

#D6D197

accent

#D943E5

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #3F4AD2

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

Preview Lab → · Contrast checker → · Palette generator →