#3C37BE#3C37BE

#3C37BE is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 43.9% C 0.203 H 275.7°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3C37BE
RGB	rgb(60, 55, 190)
HSL	hsl(242, 55%, 48%)
HSV	hsv(242, 71%, 75%)
CMYK	cmyk(68.4%, 71.1%, 0%, 25.5%)
CIE-LAB	lab(32.72, 44.40, -69.76)
CIE-LCH	lch(32.72, 82.69, 302.48°)
OKLab	oklab(43.89% 0.0201 -0.2016)
OKLCH	oklch(43.89% 0.203 275.7)
XYZ	xyz(12.5209, 7.4096, 49.4756)
Luminance	0.0741 (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

#3C37BE #B9BE37

analogous

#3775BE #3C37BE #7F37BE

triadic

#3C37BE #BE3C37 #37BE3C

tetradic

#3C37BE #BE3775 #B9BE37 #37BE7F

square

#3C37BE #BE3775 #B9BE37 #37BE7F

split-complementary

#3C37BE #BE7F37 #75BE37

monochromatic

#1E1C5F #2D298F #3C37BE #6561D1 #9390DF

Accessibility & contrast

On white

8.46

#3C37BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3C37BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C37BE

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C37BE	#FFFFFF	#000000	##FFFFFF
##3C37BE	1.00	8.46	2.48	8.46
#FFFFFF	8.46	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.46	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: #3c37be;
/* rgb */ color: rgb(60, 55, 190);
/* oklch */ color: oklch(43.9% 0.203 275.7);

Tailwind

colors: {
  custom: {
    50: '#836fd3',
    500: '#3c37be',
    950: '#000000',
  },
}

SCSS

$custom: #3c37be;
$custom-light: #836fd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3c37be",
  "rgb": {
    "r": 60,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 242.222,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.43885,
    "c": 0.20256,
    "h": 275.7
  },
  "luminance": 0.07411
}

Semantic roles & 50–950 ramp

primary

#3C37BE

secondary

#C7CA87

accent

#DE49D9

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3C37BE

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

Preview Lab → · Contrast checker → · Palette generator →