#3C3CBC#3C3CBC

#3C3CBC is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.5% C 0.195 H 275.1°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#3C3CBC
RGB	rgb(60, 60, 188)
HSL	hsl(240, 52%, 49%)
HSV	hsv(240, 68%, 74%)
CMYK	cmyk(68.1%, 68.1%, 0%, 26.3%)
CIE-LAB	lab(33.61, 40.80, -67.12)
CIE-LCH	lch(33.61, 78.54, 301.29°)
OKLab	oklab(44.47% 0.0172 -0.1939)
OKLCH	oklch(44.47% 0.195 275.1)
XYZ	xyz(12.5534, 7.8221, 48.4155)
Luminance	0.0782 (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

#3C3CBC #BCBC3C

analogous

#3C7CBC #3C3CBC #7C3CBC

triadic

#3C3CBC #BC3C3C #3CBC3C

tetradic

#3C3CBC #BC3C7C #BCBC3C #3CBC7C

square

#3C3CBC #BC3C7C #BCBC3C #3CBC7C

split-complementary

#3C3CBC #BC7C3C #7CBC3C

monochromatic

#1E1E5F #2D2D8E #3C3CBC #6767CE #9595DD

Accessibility & contrast

On white

8.19

#3C3CBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#3C3CBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3CBC

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3CBC	#FFFFFF	#000000	##FFFFFF
##3C3CBC	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C0

Deuteranopia (green-blind)

#0049BA

Tritanopia (blue-blind)

#005E77

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3c3cbc;
/* rgb */ color: rgb(60, 60, 188);
/* oklch */ color: oklch(44.5% 0.195 275.1);

Tailwind

colors: {
  custom: {
    50: '#8372d1',
    500: '#3c3cbc',
    950: '#000000',
  },
}

SCSS

$custom: #3c3cbc;
$custom-light: #8372d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3cbc",
  "rgb": {
    "r": 60,
    "g": 60,
    "b": 188
  },
  "hsl": {
    "h": 240,
    "s": 51.613,
    "l": 48.627
  },
  "oklch": {
    "l": 0.44467,
    "c": 0.19462,
    "h": 275.1
  },
  "luminance": 0.07823
}

Semantic roles & 50–950 ramp

primary

#3C3CBC

secondary

#C9C98B

accent

#DB4DDB

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3C3CBC

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

Preview Lab → · Contrast checker → · Palette generator →