#3736CD#3736CD

#3736CD is a dark, highly saturated blue. Relative luminance 0.079; OKLCH L 44.9% C 0.223 H 273.1°. Best body text is #FFFFFF at 8.17:1 contrast (WCAG AA passes).

Color values

HEX	#3736CD
RGB	rgb(55, 54, 205)
HSL	hsl(240, 60%, 51%)
HSV	hsv(240, 74%, 80%)
CMYK	cmyk(73.2%, 73.7%, 0%, 19.6%)
CIE-LAB	lab(33.68, 49.34, -76.96)
CIE-LCH	lch(33.68, 91.42, 302.67°)
OKLab	oklab(44.93% 0.0121 -0.2227)
OKLCH	oklch(44.93% 0.223 273.1)
XYZ	xyz(13.9105, 7.8569, 58.5292)
Luminance	0.0786 (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

#3736CD #CCCD36

analogous

#3681CD #3736CD #8236CD

triadic

#3736CD #CD3736 #36CD37

tetradic

#3736CD #CD3681 #CCCD36 #36CD82

square

#3736CD #CD3681 #CCCD36 #36CD82

split-complementary

#3736CD #CD8236 #81CD36

monochromatic

#1C1B6D #28279E #3736CD #6867D9 #9998E5

Accessibility & contrast

On white

8.17

#3736CD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#3736CD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3736CD

8.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3736CD	#FFFFFF	#000000	##FFFFFF
##3736CD	1.00	8.17	2.57	8.17
#FFFFFF	8.17	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D1

Deuteranopia (green-blind)

#0048CA

Tritanopia (blue-blind)

#00627F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3736cd;
/* rgb */ color: rgb(55, 54, 205);
/* oklch */ color: oklch(44.9% 0.223 273.1);

Tailwind

colors: {
  custom: {
    50: '#856fde',
    500: '#3736cd',
    950: '#000000',
  },
}

SCSS

$custom: #3736cd;
$custom-light: #856fde;
$custom-dark: #000000;

JSON

{
  "hex": "#3736cd",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 205
  },
  "hsl": {
    "h": 240.397,
    "s": 60.159,
    "l": 50.784
  },
  "oklch": {
    "l": 0.44931,
    "c": 0.223,
    "h": 273.1
  },
  "luminance": 0.07858
}

Semantic roles & 50–950 ramp

primary

#3736CD

secondary

#D0D18E

accent

#E344E2

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3736CD

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

Preview Lab → · Contrast checker → · Palette generator →