#3C3DB5#3C3DB5

#3C3DB5 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.0% C 0.184 H 275.4°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#3C3DB5
RGB	rgb(60, 61, 181)
HSL	hsl(240, 50%, 47%)
HSV	hsv(240, 67%, 71%)
CMYK	cmyk(66.9%, 66.3%, 0%, 29%)
CIE-LAB	lab(33.21, 37.82, -63.64)
CIE-LCH	lch(33.21, 74.03, 300.72°)
OKLab	oklab(43.98% 0.0172 -0.1837)
OKLCH	oklch(43.98% 0.184 275.4)
XYZ	xyz(11.8700, 7.6333, 44.5549)
Luminance	0.0763 (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

#3C3DB5 #B5B43C

analogous

#3C7AB5 #3C3DB5 #773CB5

triadic

#3C3DB5 #B53C3D #3DB53C

tetradic

#3C3DB5 #B53C7A #B5B43C #3CB577

square

#3C3DB5 #B53C7A #B5B43C #3CB577

split-complementary

#3C3DB5 #B5773C #7AB53C

monochromatic

#1E1E59 #2D2E87 #3C3DB5 #6364CB #9192DB

Accessibility & contrast

On white

8.31

#3C3DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3C3DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3DB5

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3DB5	#FFFFFF	#000000	##FFFFFF
##3C3DB5	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B9

Deuteranopia (green-blind)

#0049B3

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3c3db5;
/* rgb */ color: rgb(60, 61, 181);
/* oklch */ color: oklch(44.0% 0.184 275.4);

Tailwind

colors: {
  custom: {
    50: '#8173cc',
    500: '#3c3db5',
    950: '#000000',
  },
}

SCSS

$custom: #3c3db5;
$custom-light: #8173cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3db5",
  "rgb": {
    "r": 60,
    "g": 61,
    "b": 181
  },
  "hsl": {
    "h": 239.504,
    "s": 50.207,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43983,
    "c": 0.18449,
    "h": 275.4
  },
  "luminance": 0.07634
}

Semantic roles & 50–950 ramp

primary

#3C3DB5

secondary

#C6C587

accent

#D94EDA

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #3C3DB5

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

Preview Lab → · Contrast checker → · Palette generator →