#3F3CC8#3F3CC8

#3F3CC8 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.8% C 0.209 H 275.3°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#3F3CC8
RGB	rgb(63, 60, 200)
HSL	hsl(241, 56%, 51%)
HSV	hsv(241, 70%, 78%)
CMYK	cmyk(68.5%, 70%, 0%, 21.6%)
CIE-LAB	lab(34.92, 45.14, -71.99)
CIE-LCH	lch(34.92, 84.97, 302.08°)
OKLab	oklab(45.8% 0.0191 -0.208)
OKLCH	oklch(45.8% 0.209 275.3)
XYZ	xyz(14.0876, 8.4573, 55.5224)
Luminance	0.0846 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3CC8 #C5C83C

analogous

#3C7FC8 #3F3CC8 #853CC8

triadic

#3F3CC8 #C83F3C #3CC83F

tetradic

#3F3CC8 #C83C7F #C5C83C #3CC885

square

#3F3CC8 #C83C7F #C5C83C #3CC885

split-complementary

#3F3CC8 #C8853C #7FC83C

monochromatic

#201E6B #2E2C9B #3F3CC8 #6E6CD5 #9D9BE3

Accessibility & contrast

On white

7.80

#3F3CC8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3F3CC8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3CC8

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3CC8	#FFFFFF	#000000	##FFFFFF
##3F3CC8	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CC

Deuteranopia (green-blind)

#004CC5

Tritanopia (blue-blind)

#00627E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f3cc8;
/* rgb */ color: rgb(63, 60, 200);
/* oklch */ color: oklch(45.8% 0.209 275.3);

Tailwind

colors: {
  custom: {
    50: '#8673da',
    500: '#3f3cc8',
    950: '#000000',
  },
}

SCSS

$custom: #3f3cc8;
$custom-light: #8673da;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3cc8",
  "rgb": {
    "r": 63,
    "g": 60,
    "b": 200
  },
  "hsl": {
    "h": 241.286,
    "s": 56,
    "l": 50.98
  },
  "oklch": {
    "l": 0.45798,
    "c": 0.20891,
    "h": 275.3
  },
  "luminance": 0.08459
}

Semantic roles & 50–950 ramp

primary

#3F3CC8

secondary

#CECF91

accent

#DF49DC

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3F3CC8

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

Preview Lab → · Contrast checker → · Palette generator →