#3C3CB9#3C3CB9

#3C3CB9 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.2% C 0.191 H 275.3°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#3C3CB9
RGB	rgb(60, 60, 185)
HSL	hsl(240, 51%, 48%)
HSV	hsv(240, 68%, 73%)
CMYK	cmyk(67.6%, 67.6%, 0%, 27.5%)
CIE-LAB	lab(33.34, 39.79, -65.80)
CIE-LCH	lch(33.34, 76.89, 301.16°)
OKLab	oklab(44.19% 0.0175 -0.19)
OKLCH	oklch(44.19% 0.191 275.3)
XYZ	xyz(12.2334, 7.6941, 46.7299)
Luminance	0.0770 (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

#3C3CB9 #B9B93C

analogous

#3C7AB9 #3C3CB9 #7A3CB9

triadic

#3C3CB9 #B93C3C #3CB93C

tetradic

#3C3CB9 #B93C7A #B9B93C #3CB97A

square

#3C3CB9 #B93C7A #B9B93C #3CB97A

split-complementary

#3C3CB9 #B97A3C #7AB93C

monochromatic

#1E1E5D #2D2D8B #3C3CB9 #6565CD #9393DC

Accessibility & contrast

On white

8.27

#3C3CB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#3C3CB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3CB9

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3CB9	#FFFFFF	#000000	##FFFFFF
##3C3CB9	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BD

Deuteranopia (green-blind)

#0049B7

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3c3cb9;
/* rgb */ color: rgb(60, 60, 185);
/* oklch */ color: oklch(44.2% 0.191 275.3);

Tailwind

colors: {
  custom: {
    50: '#8272cf',
    500: '#3c3cb9',
    950: '#000000',
  },
}

SCSS

$custom: #3c3cb9;
$custom-light: #8272cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3cb9",
  "rgb": {
    "r": 60,
    "g": 60,
    "b": 185
  },
  "hsl": {
    "h": 240,
    "s": 51.02,
    "l": 48.039
  },
  "oklch": {
    "l": 0.44187,
    "c": 0.1908,
    "h": 275.3
  },
  "luminance": 0.07695
}

Semantic roles & 50–950 ramp

primary

#3C3CB9

secondary

#C7C789

accent

#DA4DDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3C3CB9

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

Preview Lab → · Contrast checker → · Palette generator →