#3C3DB8#3C3DB8

#3C3DB8 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.3% C 0.188 H 275.2°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3C3DB8
RGB	rgb(60, 61, 184)
HSL	hsl(240, 51%, 48%)
HSV	hsv(240, 67%, 72%)
CMYK	cmyk(67.4%, 66.8%, 0%, 27.8%)
CIE-LAB	lab(33.47, 38.84, -64.98)
CIE-LCH	lch(33.47, 75.71, 300.87°)
OKLab	oklab(44.26% 0.0169 -0.1876)
OKLCH	oklch(44.26% 0.188 275.2)
XYZ	xyz(12.1811, 7.7577, 46.1936)
Luminance	0.0776 (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

#3C3DB8 #B8B73C

analogous

#3C7BB8 #3C3DB8 #793CB8

triadic

#3C3DB8 #B83C3D #3DB83C

tetradic

#3C3DB8 #B83C7B #B8B73C #3CB879

square

#3C3DB8 #B83C7B #B8B73C #3CB879

split-complementary

#3C3DB8 #B8793C #7BB83C

monochromatic

#1E1E5C #2D2E8A #3C3DB8 #6565CD #9393DC

Accessibility & contrast

On white

8.23

#3C3DB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3C3DB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3DB8

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3DB8	#FFFFFF	#000000	##FFFFFF
##3C3DB8	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#0049B6

Tritanopia (blue-blind)

#005D75

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3c3db8;
/* rgb */ color: rgb(60, 61, 184);
/* oklch */ color: oklch(44.3% 0.188 275.2);

Tailwind

colors: {
  custom: {
    50: '#8273ce',
    500: '#3c3db8',
    950: '#000000',
  },
}

SCSS

$custom: #3c3db8;
$custom-light: #8273ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3db8",
  "rgb": {
    "r": 60,
    "g": 61,
    "b": 184
  },
  "hsl": {
    "h": 239.516,
    "s": 50.82,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44258,
    "c": 0.18836,
    "h": 275.2
  },
  "luminance": 0.07759
}

Semantic roles & 50–950 ramp

primary

#3C3DB8

secondary

#C7C689

accent

#D94DDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #3C3DB8

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

Preview Lab → · Contrast checker → · Palette generator →