#3F67D0#3F67D0

#3F67D0 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.2% C 0.168 H 265.4°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#3F67D0
RGB	rgb(63, 103, 208)
HSL	hsl(223, 61%, 53%)
HSV	hsv(223, 70%, 82%)
CMYK	cmyk(69.7%, 50.5%, 0%, 18.4%)
CIE-LAB	lab(46.06, 21.14, -58.47)
CIE-LCH	lch(46.06, 62.17, 289.88°)
OKLab	oklab(54.25% -0.0134 -0.1679)
OKLCH	oklch(54.25% 0.168 265.4)
XYZ	xyz(18.2813, 15.3095, 61.6539)
Luminance	0.1531 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F67D0 #D0A83F

analogous

#3FAFD0 #3F67D0 #5F3FD0

triadic

#3F67D0 #D03F67 #67D03F

tetradic

#3F67D0 #D03FAF #D0A83F #3FD05F

square

#3F67D0 #D03FAF #D0A83F #3FD05F

split-complementary

#3F67D0 #D05F3F #AFD03F

monochromatic

#1D3677 #294CA9 #3F67D0 #708EDC #A1B5E8

Accessibility & contrast

On white

5.17

#3F67D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#3F67D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F67D0

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F67D0	#FFFFFF	#000000	##FFFFFF
##3F67D0	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2874D4

Deuteranopia (green-blind)

#0067CE

Tritanopia (blue-blind)

#008092

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f67d0;
/* rgb */ color: rgb(63, 103, 208);
/* oklch */ color: oklch(54.2% 0.168 265.4);

Tailwind

colors: {
  custom: {
    50: '#8591df',
    500: '#3f67d0',
    950: '#000000',
  },
}

SCSS

$custom: #3f67d0;
$custom-light: #8591df;
$custom-dark: #000000;

JSON

{
  "hex": "#3f67d0",
  "rgb": {
    "r": 63,
    "g": 103,
    "b": 208
  },
  "hsl": {
    "h": 223.448,
    "s": 60.669,
    "l": 53.137
  },
  "oklch": {
    "l": 0.54248,
    "c": 0.16848,
    "h": 265.4
  },
  "luminance": 0.15311
}

Semantic roles & 50–950 ramp

primary

#3F67D0

secondary

#D5C396

accent

#B844E4

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3F67D0

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

Preview Lab → · Contrast checker → · Palette generator →