#3735BE#3735BE

#3735BE is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.3% C 0.206 H 274.2°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#3735BE
RGB	rgb(55, 53, 190)
HSL	hsl(241, 56%, 48%)
HSV	hsv(241, 72%, 75%)
CMYK	cmyk(71.1%, 72.1%, 0%, 25.5%)
CIE-LAB	lab(31.98, 45.01, -70.99)
CIE-LCH	lch(31.98, 84.06, 302.37°)
OKLab	oklab(43.27% 0.0152 -0.2053)
OKLCH	oklch(43.27% 0.206 274.2)
XYZ	xyz(12.1398, 7.0750, 49.4310)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.96

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3735BE #BCBE35

analogous

#3577BE #3735BE #7C35BE

triadic

#3735BE #BE3735 #35BE37

tetradic

#3735BE #BE3577 #BCBE35 #35BE7C

square

#3735BE #BE3577 #BCBE35 #35BE7C

split-complementary

#3735BE #BE7C35 #77BE35

monochromatic

#1B1A5E #29288E #3735BE #605ED2 #8F8EDF

Accessibility & contrast

On white

8.69

#3735BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#3735BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3735BE

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3735BE	#FFFFFF	#000000	##FFFFFF
##3735BE	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C2

Deuteranopia (green-blind)

#0045BC

Tritanopia (blue-blind)

#005C76

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3735be;
/* rgb */ color: rgb(55, 53, 190);
/* oklch */ color: oklch(43.3% 0.206 274.2);

Tailwind

colors: {
  custom: {
    50: '#826ed3',
    500: '#3735be',
    950: '#000000',
  },
}

SCSS

$custom: #3735be;
$custom-light: #826ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#3735be",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 190
  },
  "hsl": {
    "h": 240.876,
    "s": 56.379,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43266,
    "c": 0.20585,
    "h": 274.2
  },
  "luminance": 0.07076
}

Semantic roles & 50–950 ramp

primary

#3735BE

secondary

#C9CA85

accent

#E048DD

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3735BE

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

Preview Lab → · Contrast checker → · Palette generator →