#3F4CD6#3F4CD6

#3F4CD6 is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.7% C 0.209 H 272.0°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#3F4CD6
RGB	rgb(63, 76, 214)
HSL	hsl(235, 65%, 54%)
HSV	hsv(235, 71%, 84%)
CMYK	cmyk(70.6%, 64.5%, 0%, 16.1%)
CIE-LAB	lab(39.71, 40.28, -72.22)
CIE-LCH	lch(39.71, 82.70, 299.15°)
OKLab	oklab(49.66% 0.0074 -0.2087)
OKLCH	oklch(49.66% 0.209 272)
XYZ	xyz(16.7678, 11.0790, 64.8601)
Luminance	0.1108 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.63

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4CD6 #D6C93F

analogous

#3F98D6 #3F4CD6 #7D3FD6

triadic

#3F4CD6 #D63F4C #4CD63F

tetradic

#3F4CD6 #D63F98 #D6C93F #3FD67D

square

#3F4CD6 #D63F98 #D6C93F #3FD67D

split-complementary

#3F4CD6 #D67D3F #98D63F

monochromatic

#1B247F #2632B2 #3F4CD6 #717BE1 #A4AAEC

Accessibility & contrast

On white

6.53

#3F4CD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#3F4CD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4CD6

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4CD6	#FFFFFF	#000000	##FFFFFF
##3F4CD6	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065DA

Deuteranopia (green-blind)

#0057D3

Tritanopia (blue-blind)

#00708A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3f4cd6;
/* rgb */ color: rgb(63, 76, 214);
/* oklch */ color: oklch(49.7% 0.209 272.0);

Tailwind

colors: {
  custom: {
    50: '#887ee4',
    500: '#3f4cd6',
    950: '#000000',
  },
}

SCSS

$custom: #3f4cd6;
$custom-light: #887ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4cd6",
  "rgb": {
    "r": 63,
    "g": 76,
    "b": 214
  },
  "hsl": {
    "h": 234.834,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.49655,
    "c": 0.2088,
    "h": 272
  },
  "luminance": 0.11081
}

Semantic roles & 50–950 ramp

primary

#3F4CD6

secondary

#D8D398

accent

#D940E8

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #3F4CD6

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

Preview Lab → · Contrast checker → · Palette generator →