#3736CA#3736CA

#3736CA is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.6% C 0.219 H 273.3°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#3736CA
RGB	rgb(55, 54, 202)
HSL	hsl(240, 58%, 50%)
HSV	hsv(240, 73%, 79%)
CMYK	cmyk(72.8%, 73.3%, 0%, 20.8%)
CIE-LAB	lab(33.38, 48.37, -75.71)
CIE-LCH	lch(33.38, 89.84, 302.57°)
OKLab	oklab(44.62% 0.0126 -0.219)
OKLCH	oklch(44.62% 0.219 273.3)
XYZ	xyz(13.5518, 7.7135, 56.6403)
Luminance	0.0771 (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

#3736CA #C9CA36

analogous

#367FCA #3736CA #8136CA

triadic

#3736CA #CA3736 #36CA37

tetradic

#3736CA #CA367F #C9CA36 #36CA81

square

#3736CA #CA367F #C9CA36 #36CA81

split-complementary

#3736CA #CA8136 #7FCA36

monochromatic

#1C1C6A #29299A #3736CA #6766D7 #9797E4

Accessibility & contrast

On white

8.26

#3736CA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3736CA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3736CA

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3736CA	#FFFFFF	#000000	##FFFFFF
##3736CA	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056CE

Deuteranopia (green-blind)

#0047C7

Tritanopia (blue-blind)

#00617D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3736ca;
/* rgb */ color: rgb(55, 54, 202);
/* oklch */ color: oklch(44.6% 0.219 273.3);

Tailwind

colors: {
  custom: {
    50: '#846fdb',
    500: '#3736ca',
    950: '#000000',
  },
}

SCSS

$custom: #3736ca;
$custom-light: #846fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3736ca",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 202
  },
  "hsl": {
    "h": 240.405,
    "s": 58.268,
    "l": 50.196
  },
  "oklch": {
    "l": 0.44624,
    "c": 0.21941,
    "h": 273.3
  },
  "luminance": 0.07715
}

Semantic roles & 50–950 ramp

primary

#3736CA

secondary

#CFCF8D

accent

#E146E0

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3736CA

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

Preview Lab → · Contrast checker → · Palette generator →