#3F67CD#3F67CD

#3F67CD is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.0% C 0.164 H 265.2°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#3F67CD
RGB	rgb(63, 103, 205)
HSL	hsl(223, 59%, 53%)
HSV	hsv(223, 69%, 80%)
CMYK	cmyk(69.3%, 49.8%, 0%, 19.6%)
CIE-LAB	lab(45.86, 20.06, -57.07)
CIE-LCH	lch(45.86, 60.49, 289.36°)
OKLab	oklab(54.03% -0.0138 -0.1638)
OKLCH	oklch(54.03% 0.164 265.2)
XYZ	xyz(17.9157, 15.1632, 59.7284)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F67CD #CDA53F

analogous

#3FAECD #3F67CD #5E3FCD

triadic

#3F67CD #CD3F67 #67CD3F

tetradic

#3F67CD #CD3FAE #CDA53F #3FCD5E

square

#3F67CD #CD3FAE #CDA53F #3FCD5E

split-complementary

#3F67CD #CD5E3F #AECD3F

monochromatic

#1E3674 #2B4DA4 #3F67CD #708DDA #A0B4E6

Accessibility & contrast

On white

5.21

#3F67CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#3F67CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F67CD

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F67CD	#FFFFFF	#000000	##FFFFFF
##3F67CD	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C73D1

Deuteranopia (green-blind)

#0066CB

Tritanopia (blue-blind)

#007F90

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f67cd;
/* rgb */ color: rgb(63, 103, 205);
/* oklch */ color: oklch(54.0% 0.164 265.2);

Tailwind

colors: {
  custom: {
    50: '#8491dd',
    500: '#3f67cd',
    950: '#000000',
  },
}

SCSS

$custom: #3f67cd;
$custom-light: #8491dd;
$custom-dark: #000000;

JSON

{
  "hex": "#3f67cd",
  "rgb": {
    "r": 63,
    "g": 103,
    "b": 205
  },
  "hsl": {
    "h": 223.099,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.54033,
    "c": 0.1644,
    "h": 265.2
  },
  "luminance": 0.15165
}

Semantic roles & 50–950 ramp

primary

#3F67CD

secondary

#D3C195

accent

#B646E2

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3F67CD

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

Preview Lab → · Contrast checker → · Palette generator →