#3F3DC5#3F3DC5

#3F3DC5 is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.7% C 0.204 H 275.3°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#3F3DC5
RGB	rgb(63, 61, 197)
HSL	hsl(241, 54%, 51%)
HSV	hsv(241, 69%, 77%)
CMYK	cmyk(68%, 69%, 0%, 22.7%)
CIE-LAB	lab(34.85, 43.57, -70.35)
CIE-LCH	lch(34.85, 82.75, 301.77°)
OKLab	oklab(45.67% 0.0189 -0.2032)
OKLCH	oklch(45.67% 0.204 275.3)
XYZ	xyz(13.7934, 8.4242, 53.7116)
Luminance	0.0843 (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

#3F3DC5 #C3C53D

analogous

#3D7FC5 #3F3DC5 #833DC5

triadic

#3F3DC5 #C53F3D #3DC53F

tetradic

#3F3DC5 #C53D7F #C3C53D #3DC583

square

#3F3DC5 #C53D7F #C3C53D #3DC583

split-complementary

#3F3DC5 #C5833D #7FC53D

monochromatic

#201F68 #2F2D98 #3F3DC5 #6E6CD3 #9C9BE1

Accessibility & contrast

On white

7.82

#3F3DC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3F3DC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DC5

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3DC5	#FFFFFF	#000000	##FFFFFF
##3F3DC5	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C9

Deuteranopia (green-blind)

#004CC2

Tritanopia (blue-blind)

#00627C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f3dc5;
/* rgb */ color: rgb(63, 61, 197);
/* oklch */ color: oklch(45.7% 0.204 275.3);

Tailwind

colors: {
  custom: {
    50: '#8673d8',
    500: '#3f3dc5',
    950: '#000000',
  },
}

SCSS

$custom: #3f3dc5;
$custom-light: #8673d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3dc5",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 197
  },
  "hsl": {
    "h": 240.882,
    "s": 53.968,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45665,
    "c": 0.20412,
    "h": 275.3
  },
  "luminance": 0.08425
}

Semantic roles & 50–950 ramp

primary

#3F3DC5

secondary

#CCCD91

accent

#DD4ADB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3F3DC5

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

Preview Lab → · Contrast checker → · Palette generator →