#3C3CB2#3C3CB2

#3C3CB2 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.5% C 0.182 H 275.8°. Best body text is #FFFFFF at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#3C3CB2
RGB	rgb(60, 60, 178)
HSL	hsl(240, 50%, 47%)
HSV	hsv(240, 66%, 70%)
CMYK	cmyk(66.3%, 66.3%, 0%, 30.2%)
CIE-LAB	lab(32.71, 37.42, -62.67)
CIE-LCH	lch(32.71, 72.99, 300.84°)
OKLab	oklab(43.54% 0.0183 -0.1808)
OKLCH	oklch(43.54% 0.182 275.8)
XYZ	xyz(11.5126, 7.4057, 42.9336)
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

#3C3CB2 #B2B23C

analogous

#3C77B2 #3C3CB2 #773CB2

triadic

#3C3CB2 #B23C3C #3CB23C

tetradic

#3C3CB2 #B23C77 #B2B23C #3CB277

square

#3C3CB2 #B23C77 #B2B23C #3CB277

split-complementary

#3C3CB2 #B2773C #77B23C

monochromatic

#1D1D56 #2D2D84 #3C3CB2 #6161CA #8F8FD9

Accessibility & contrast

On white

8.46

#3C3CB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#3C3CB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3CB2

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3CB2	#FFFFFF	#000000	##FFFFFF
##3C3CB2	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)

#0052B6

Deuteranopia (green-blind)

#0048B0

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3c3cb2;
/* rgb */ color: rgb(60, 60, 178);
/* oklch */ color: oklch(43.5% 0.182 275.8);

Tailwind

colors: {
  custom: {
    50: '#8072ca',
    500: '#3c3cb2',
    950: '#000000',
  },
}

SCSS

$custom: #3c3cb2;
$custom-light: #8072ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3cb2",
  "rgb": {
    "r": 60,
    "g": 60,
    "b": 178
  },
  "hsl": {
    "h": 240,
    "s": 49.58,
    "l": 46.667
  },
  "oklch": {
    "l": 0.43543,
    "c": 0.18175,
    "h": 275.8
  },
  "luminance": 0.07407
}

Semantic roles & 50–950 ramp

primary

#3C3CB2

secondary

#C4C486

accent

#D94FD9

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #3C3CB2

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

Preview Lab → · Contrast checker → · Palette generator →