#3735CC#3735CC

#3735CC is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 44.7% C 0.223 H 273.3°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#3735CC
RGB	rgb(55, 53, 204)
HSL	hsl(241, 60%, 50%)
HSV	hsv(241, 74%, 80%)
CMYK	cmyk(73%, 74%, 0%, 20%)
CIE-LAB	lab(33.39, 49.57, -76.87)
CIE-LCH	lch(33.39, 91.46, 302.82°)
OKLab	oklab(44.69% 0.0127 -0.2224)
OKLCH	oklch(44.69% 0.223 273.3)
XYZ	xyz(13.7441, 7.7167, 57.8802)
Luminance	0.0772 (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

#3735CC #CACC35

analogous

#357ECC #3735CC #8335CC

triadic

#3735CC #CC3735 #35CC37

tetradic

#3735CC #CC357E #CACC35 #35CC83

square

#3735CC #CC357E #CACC35 #35CC83

split-complementary

#3735CC #CC8335 #7ECC35

monochromatic

#1C1B6B #29279C #3735CC #6766D8 #9897E5

Accessibility & contrast

On white

8.26

#3735CC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3735CC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3735CC

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3735CC	#FFFFFF	#000000	##FFFFFF
##3735CC	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)

#0056D0

Deuteranopia (green-blind)

#0047C9

Tritanopia (blue-blind)

#00617E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3735cc;
/* rgb */ color: rgb(55, 53, 204);
/* oklch */ color: oklch(44.7% 0.223 273.3);

Tailwind

colors: {
  custom: {
    50: '#856edd',
    500: '#3735cc',
    950: '#000000',
  },
}

SCSS

$custom: #3735cc;
$custom-light: #856edd;
$custom-dark: #000000;

JSON

{
  "hex": "#3735cc",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 204
  },
  "hsl": {
    "h": 240.795,
    "s": 59.684,
    "l": 50.392
  },
  "oklch": {
    "l": 0.44689,
    "c": 0.22276,
    "h": 273.3
  },
  "luminance": 0.07718
}

Semantic roles & 50–950 ramp

primary

#3735CC

secondary

#CFD08D

accent

#E345E1

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3735CC

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

Preview Lab → · Contrast checker → · Palette generator →