#3F35BF#3F35BF

#3F35BF is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 43.9% C 0.205 H 277.0°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#3F35BF
RGB	rgb(63, 53, 191)
HSL	hsl(244, 57%, 48%)
HSV	hsv(244, 72%, 75%)
CMYK	cmyk(67%, 72.3%, 0%, 25.1%)
CIE-LAB	lab(32.62, 46.21, -70.50)
CIE-LCH	lch(32.62, 84.30, 303.24°)
OKLab	oklab(43.9% 0.025 -0.2037)
OKLCH	oklch(43.9% 0.205 277)
XYZ	xyz(12.7239, 7.3634, 50.0309)
Luminance	0.0736 (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

#3F35BF #B5BF35

analogous

#3570BF #3F35BF #8435BF

triadic

#3F35BF #BF3F35 #35BF3F

tetradic

#3F35BF #BF3570 #B5BF35 #35BF84

square

#3F35BF #BF3570 #B5BF35 #35BF84

split-complementary

#3F35BF #BF8435 #70BF35

monochromatic

#1F1A5F #2F288F #3F35BF #675FD3 #948FE0

Accessibility & contrast

On white

8.49

#3F35BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3F35BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F35BF

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F35BF	#FFFFFF	#000000	##FFFFFF
##3F35BF	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C3

Deuteranopia (green-blind)

#0047BC

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3f35bf;
/* rgb */ color: rgb(63, 53, 191);
/* oklch */ color: oklch(43.9% 0.205 277.0);

Tailwind

colors: {
  custom: {
    50: '#856ed4',
    500: '#3f35bf',
    950: '#000000',
  },
}

SCSS

$custom: #3f35bf;
$custom-light: #856ed4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f35bf",
  "rgb": {
    "r": 63,
    "g": 53,
    "b": 191
  },
  "hsl": {
    "h": 244.348,
    "s": 56.557,
    "l": 47.843
  },
  "oklch": {
    "l": 0.43896,
    "c": 0.20519,
    "h": 277
  },
  "luminance": 0.07365
}

Semantic roles & 50–950 ramp

primary

#3F35BF

secondary

#C5CA85

accent

#E048D5

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3F35BF

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

Preview Lab → · Contrast checker → · Palette generator →