#3F69E2#3F69E2

#3F69E2 is a mid, vivid blue. Relative luminance 0.167; OKLCH L 56.0% C 0.190 H 266.0°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3F69E2
RGB	rgb(63, 105, 226)
HSL	hsl(225, 74%, 57%)
HSV	hsv(225, 72%, 89%)
CMYK	cmyk(72.1%, 53.5%, 0%, 11.4%)
CIE-LAB	lab(47.81, 26.36, -65.86)
CIE-LCH	lch(47.81, 70.94, 291.82°)
OKLab	oklab(55.97% -0.0134 -0.1897)
OKLCH	oklch(55.97% 0.19 266)
XYZ	xyz(20.8241, 16.6487, 74.0528)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F69E2 #E2B83F

analogous

#3FBBE2 #3F69E2 #673FE2

triadic

#3F69E2 #E23F69 #69E23F

tetradic

#3F69E2 #E23FBB #E2B83F #3FE267

square

#3F69E2 #E23FBB #E2B83F #3FE267

split-complementary

#3F69E2 #E2673F #BBE23F

monochromatic

#163691 #1E49C6 #3F69E2 #7493EA #A9BCF2

Accessibility & contrast

On white

4.85

#3F69E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#3F69E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F69E2

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F69E2	#FFFFFF	#000000	##FFFFFF
##3F69E2	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0179E6

Deuteranopia (green-blind)

#006AE0

Tritanopia (blue-blind)

#00869B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3f69e2;
/* rgb */ color: rgb(63, 105, 226);
/* oklch */ color: oklch(56.0% 0.190 266.0);

Tailwind

colors: {
  custom: {
    50: '#8993ec',
    500: '#3f69e2',
    950: '#000000',
  },
}

SCSS

$custom: #3f69e2;
$custom-light: #8993ec;
$custom-dark: #000000;

JSON

{
  "hex": "#3f69e2",
  "rgb": {
    "r": 63,
    "g": 105,
    "b": 226
  },
  "hsl": {
    "h": 224.54,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.55971,
    "c": 0.19012,
    "h": 266
  },
  "luminance": 0.16651
}

Semantic roles & 50–950 ramp

primary

#3F69E2

secondary

#E0CF9D

accent

#C137F0

background

#F9F9FE

surface

#F1F1FD

border

#CBCBD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3F69E2

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

Preview Lab → · Contrast checker → · Palette generator →