#3735D0#3735D0

#3735D0 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.1% C 0.228 H 273.0°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#3735D0
RGB	rgb(55, 53, 208)
HSL	hsl(241, 62%, 51%)
HSV	hsv(241, 75%, 82%)
CMYK	cmyk(73.6%, 74.5%, 0%, 18.4%)
CIE-LAB	lab(33.80, 50.85, -78.51)
CIE-LCH	lch(33.80, 93.54, 302.93°)
OKLab	oklab(45.1% 0.012 -0.2272)
OKLCH	oklch(45.1% 0.228 273)
XYZ	xyz(14.2300, 7.9110, 60.4393)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.41

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3735D0 #CED035

analogous

#3580D0 #3735D0 #8435D0

triadic

#3735D0 #D03735 #35D037

tetradic

#3735D0 #D03580 #CED035 #35D084

square

#3735D0 #D03580 #CED035 #35D084

split-complementary

#3735D0 #D08435 #80D035

monochromatic

#1B1A70 #2726A2 #3735D0 #6867DC #9998E7

Accessibility & contrast

On white

8.13

#3735D0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3735D0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3735D0

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3735D0	#FFFFFF	#000000	##FFFFFF
##3735D0	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D4

Deuteranopia (green-blind)

#0048CD

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3735d0;
/* rgb */ color: rgb(55, 53, 208);
/* oklch */ color: oklch(45.1% 0.228 273.0);

Tailwind

colors: {
  custom: {
    50: '#866ee0',
    500: '#3735d0',
    950: '#000000',
  },
}

SCSS

$custom: #3735d0;
$custom-light: #866ee0;
$custom-dark: #000000;

JSON

{
  "hex": "#3735d0",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 208
  },
  "hsl": {
    "h": 240.774,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45103,
    "c": 0.2275,
    "h": 273
  },
  "luminance": 0.07912
}

Semantic roles & 50–950 ramp

primary

#3735D0

secondary

#D2D38E

accent

#E542E3

background

#F9F6FD

surface

#F1ECFB

border

#CBC7D4

text

#0D0715

muted

#7E7A83

Preview Lab

Preview with #3735D0

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

Preview Lab → · Contrast checker → · Palette generator →