#3F68D5#3F68D5

#3F68D5 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 54.8% C 0.174 H 265.5°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#3F68D5
RGB	rgb(63, 104, 213)
HSL	hsl(224, 64%, 54%)
HSV	hsv(224, 70%, 84%)
CMYK	cmyk(70.4%, 51.2%, 0%, 16.5%)
CIE-LAB	lab(46.66, 22.31, -60.35)
CIE-LCH	lch(46.66, 64.34, 290.29°)
OKLab	oklab(54.81% -0.0137 -0.1735)
OKLCH	oklch(54.81% 0.174 265.5)
XYZ	xyz(19.0062, 15.7595, 64.9781)
Luminance	0.1576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F68D5 #D5AC3F

analogous

#3FB3D5 #3F68D5 #613FD5

triadic

#3F68D5 #D53F68 #68D53F

tetradic

#3F68D5 #D53FB3 #D5AC3F #3FD561

square

#3F68D5 #D53FB3 #D5AC3F #3FD561

split-complementary

#3F68D5 #D5613F #B3D53F

monochromatic

#1C367E #274CB0 #3F68D5 #718FE0 #A3B7EB

Accessibility & contrast

On white

5.06

#3F68D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#3F68D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F68D5

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F68D5	#FFFFFF	#000000	##FFFFFF
##3F68D5	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2376D9

Deuteranopia (green-blind)

#0068D3

Tritanopia (blue-blind)

#008294

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3f68d5;
/* rgb */ color: rgb(63, 104, 213);
/* oklch */ color: oklch(54.8% 0.174 265.5);

Tailwind

colors: {
  custom: {
    50: '#8692e3',
    500: '#3f68d5',
    950: '#000000',
  },
}

SCSS

$custom: #3f68d5;
$custom-light: #8692e3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f68d5",
  "rgb": {
    "r": 63,
    "g": 104,
    "b": 213
  },
  "hsl": {
    "h": 223.6,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.54812,
    "c": 0.17401,
    "h": 265.5
  },
  "luminance": 0.15761
}

Semantic roles & 50–950 ramp

primary

#3F68D5

secondary

#D8C698

accent

#BA41E7

background

#F8F8FE

surface

#F0F0FC

border

#CBCBD5

text

#0D0D15

muted

#7D7D84

Preview Lab

Preview with #3F68D5

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

Preview Lab → · Contrast checker → · Palette generator →