#3636CC#3636CC

#3636CC is a dark, highly saturated blue. Relative luminance 0.078; OKLCH L 44.8% C 0.222 H 272.9°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#3636CC
RGB	rgb(54, 54, 204)
HSL	hsl(240, 60%, 51%)
HSV	hsv(240, 74%, 80%)
CMYK	cmyk(73.5%, 73.5%, 0%, 20%)
CIE-LAB	lab(33.52, 48.93, -76.64)
CIE-LCH	lch(33.52, 90.93, 302.55°)
OKLab	oklab(44.77% 0.0111 -0.2218)
OKLCH	oklch(44.77% 0.222 272.9)
XYZ	xyz(13.7359, 7.7808, 57.8930)
Luminance	0.0778 (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

#3636CC #CCCC36

analogous

#3681CC #3636CC #8136CC

triadic

#3636CC #CC3636 #36CC36

tetradic

#3636CC #CC3681 #CCCC36 #36CC81

square

#3636CC #CC3681 #CCCC36 #36CC81

split-complementary

#3636CC #CC8136 #81CC36

monochromatic

#1B1B6C #28289D #3636CC #6767D8 #9898E5

Accessibility & contrast

On white

8.21

#3636CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3636CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3636CC

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3636CC	#FFFFFF	#000000	##FFFFFF
##3636CC	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D0

Deuteranopia (green-blind)

#0047C9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3636cc;
/* rgb */ color: rgb(54, 54, 204);
/* oklch */ color: oklch(44.8% 0.222 272.9);

Tailwind

colors: {
  custom: {
    50: '#846fdd',
    500: '#3636cc',
    950: '#000000',
  },
}

SCSS

$custom: #3636cc;
$custom-light: #846fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3636cc",
  "rgb": {
    "r": 54,
    "g": 54,
    "b": 204
  },
  "hsl": {
    "h": 240,
    "s": 59.524,
    "l": 50.588
  },
  "oklch": {
    "l": 0.4477,
    "c": 0.22206,
    "h": 272.9
  },
  "luminance": 0.07782
}

Semantic roles & 50–950 ramp

primary

#3636CC

secondary

#D0D08E

accent

#E345E3

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3636CC

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

Preview Lab → · Contrast checker → · Palette generator →