#3F36AE#3F36AE

#3F36AE is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.4% C 0.183 H 278.5°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#3F36AE
RGB	rgb(63, 54, 174)
HSL	hsl(245, 53%, 45%)
HSV	hsv(245, 69%, 68%)
CMYK	cmyk(63.8%, 69%, 0%, 31.8%)
CIE-LAB	lab(31.23, 40.13, -62.71)
CIE-LCH	lch(31.23, 74.45, 302.62°)
OKLab	oklab(42.42% 0.0271 -0.1809)
OKLCH	oklch(42.42% 0.183 278.5)
XYZ	xyz(11.0066, 6.7502, 40.7591)
Luminance	0.0675 (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

#3F36AE #A5AE36

analogous

#3669AE #3F36AE #7B36AE

triadic

#3F36AE #AE3F36 #36AE3F

tetradic

#3F36AE #AE3669 #A5AE36 #36AE7B

square

#3F36AE #AE3669 #A5AE36 #36AE7B

split-complementary

#3F36AE #AE7B36 #69AE36

monochromatic

#1D1951 #2E287F #3F36AE #5F56CB #8C85D9

Accessibility & contrast

On white

8.94

#3F36AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#3F36AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F36AE

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F36AE	#FFFFFF	#000000	##FFFFFF
##3F36AE	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EB2

Deuteranopia (green-blind)

#0045AC

Tritanopia (blue-blind)

#00566D

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3f36ae;
/* rgb */ color: rgb(63, 54, 174);
/* oklch */ color: oklch(42.4% 0.183 278.5);

Tailwind

colors: {
  custom: {
    50: '#826ec7',
    500: '#3f36ae',
    950: '#000000',
  },
}

SCSS

$custom: #3f36ae;
$custom-light: #826ec7;
$custom-dark: #000000;

JSON

{
  "hex": "#3f36ae",
  "rgb": {
    "r": 63,
    "g": 54,
    "b": 174
  },
  "hsl": {
    "h": 244.5,
    "s": 52.632,
    "l": 44.706
  },
  "oklch": {
    "l": 0.42417,
    "c": 0.18288,
    "h": 278.5
  },
  "luminance": 0.06751
}

Semantic roles & 50–950 ramp

primary

#3F36AE

secondary

#BEC37D

accent

#DC4CD1

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0713

muted

#7D7A82

Preview Lab

Preview with #3F36AE

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

Preview Lab → · Contrast checker → · Palette generator →