#3E37BE#3E37BE

#3E37BE is a dark, highly saturated blue. Relative luminance 0.075; OKLCH L 44.0% C 0.202 H 276.4°. Best body text is #FFFFFF at 8.42:1 contrast (WCAG AA passes).

Color values

HEX	#3E37BE
RGB	rgb(62, 55, 190)
HSL	hsl(243, 55%, 48%)
HSV	hsv(243, 71%, 75%)
CMYK	cmyk(67.4%, 71.1%, 0%, 25.5%)
CIE-LAB	lab(32.86, 44.64, -69.52)
CIE-LCH	lch(32.86, 82.62, 302.70°)
OKLab	oklab(44.02% 0.0226 -0.2008)
OKLCH	oklch(44.02% 0.202 276.4)
XYZ	xyz(12.6440, 7.4731, 49.4813)
Luminance	0.0747 (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

#3E37BE #B7BE37

analogous

#3773BE #3E37BE #8137BE

triadic

#3E37BE #BE3E37 #37BE3E

tetradic

#3E37BE #BE3773 #B7BE37 #37BE81

square

#3E37BE #BE3773 #B7BE37 #37BE81

split-complementary

#3E37BE #BE8137 #73BE37

monochromatic

#1F1C5F #2F298F #3E37BE #6761D1 #9490DF

Accessibility & contrast

On white

8.42

#3E37BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#3E37BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E37BE

8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E37BE	#FFFFFF	#000000	##FFFFFF
##3E37BE	1.00	8.42	2.49	8.42
#FFFFFF	8.42	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C2

Deuteranopia (green-blind)

#0047BC

Tritanopia (blue-blind)

#005C77

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3e37be;
/* rgb */ color: rgb(62, 55, 190);
/* oklch */ color: oklch(44.0% 0.202 276.4);

Tailwind

colors: {
  custom: {
    50: '#846fd3',
    500: '#3e37be',
    950: '#000000',
  },
}

SCSS

$custom: #3e37be;
$custom-light: #846fd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3e37be",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 243.111,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.4402,
    "c": 0.2021,
    "h": 276.4
  },
  "luminance": 0.07474
}

Semantic roles & 50–950 ramp

primary

#3E37BE

secondary

#C6CA87

accent

#DE49D7

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3E37BE

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

Preview Lab → · Contrast checker → · Palette generator →