#3F69C8#3F69C8

#3F69C8 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.1% C 0.155 H 264.0°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#3F69C8
RGB	rgb(63, 105, 200)
HSL	hsl(222, 55%, 52%)
HSV	hsv(222, 69%, 78%)
CMYK	cmyk(68.5%, 47.5%, 0%, 21.6%)
CIE-LAB	lab(46.08, 16.98, -53.84)
CIE-LCH	lch(46.08, 56.45, 287.51°)
OKLab	oklab(54.1% -0.0162 -0.1543)
OKLCH	oklch(54.1% 0.155 264)
XYZ	xyz(17.5231, 15.3283, 56.6676)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F69C8 #C89E3F

analogous

#3FAEC8 #3F69C8 #5A3FC8

triadic

#3F69C8 #C83F69 #69C83F

tetradic

#3F69C8 #C83FAE #C89E3F #3FC85A

square

#3F69C8 #C83FAE #C89E3F #3FC85A

split-complementary

#3F69C8 #C85A3F #AEC83F

monochromatic

#1F376D #2D4F9D #3F69C8 #6F8ED6 #9EB3E3

Accessibility & contrast

On white

5.16

#3F69C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#3F69C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F69C8

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F69C8	#FFFFFF	#000000	##FFFFFF
##3F69C8	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3774CC

Deuteranopia (green-blind)

#1667C6

Tritanopia (blue-blind)

#007F8F

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f69c8;
/* rgb */ color: rgb(63, 105, 200);
/* oklch */ color: oklch(54.1% 0.155 264.0);

Tailwind

colors: {
  custom: {
    50: '#8393d9',
    500: '#3f69c8',
    950: '#000000',
  },
}

SCSS

$custom: #3f69c8;
$custom-light: #8393d9;
$custom-dark: #000000;

JSON

{
  "hex": "#3f69c8",
  "rgb": {
    "r": 63,
    "g": 105,
    "b": 200
  },
  "hsl": {
    "h": 221.606,
    "s": 55.466,
    "l": 51.569
  },
  "oklch": {
    "l": 0.54101,
    "c": 0.15513,
    "h": 264
  },
  "luminance": 0.1533
}

Semantic roles & 50–950 ramp

primary

#3F69C8

secondary

#D0BD93

accent

#B149DF

background

#F8F9FD

surface

#F0F1FB

border

#CBCBD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3F69C8

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

Preview Lab → · Contrast checker → · Palette generator →