#3C3FA3#3C3FA3

#3C3FA3 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.8% C 0.158 H 276.1°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#3C3FA3
RGB	rgb(60, 63, 163)
HSL	hsl(238, 46%, 44%)
HSV	hsv(238, 63%, 64%)
CMYK	cmyk(63.2%, 61.3%, 0%, 36.1%)
CIE-LAB	lab(32.17, 30.38, -54.59)
CIE-LCH	lch(32.17, 62.47, 299.09°)
OKLab	oklab(42.75% 0.0168 -0.1571)
OKLCH	oklch(42.75% 0.158 276.1)
XYZ	xyz(10.2497, 7.1592, 35.4850)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.35

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C3FA3 #A3A03C

analogous

#3C72A3 #3C3FA3 #6C3CA3

triadic

#3C3FA3 #A33C3F #3FA33C

tetradic

#3C3FA3 #A33C72 #A3A03C #3CA36C

square

#3C3FA3 #A33C72 #A3A03C #3CA36C

split-complementary

#3C3FA3 #A36C3C #72A33C

monochromatic

#1B1C4A #2C2E76 #3C3FA3 #5A5DC2 #8789D3

Accessibility & contrast

On white

8.63

#3C3FA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3C3FA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3FA3

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3FA3	#FFFFFF	#000000	##FFFFFF
##3C3FA3	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A6

Deuteranopia (green-blind)

#0047A1

Tritanopia (blue-blind)

#00586B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3c3fa3;
/* rgb */ color: rgb(60, 63, 163);
/* oklch */ color: oklch(42.8% 0.158 276.1);

Tailwind

colors: {
  custom: {
    50: '#7d74bf',
    500: '#3c3fa3',
    950: '#000000',
  },
}

SCSS

$custom: #3c3fa3;
$custom-light: #7d74bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3fa3",
  "rgb": {
    "r": 60,
    "g": 63,
    "b": 163
  },
  "hsl": {
    "h": 238.252,
    "s": 46.188,
    "l": 43.725
  },
  "oklch": {
    "l": 0.4275,
    "c": 0.158,
    "h": 276.1
  },
  "luminance": 0.0716
}

Semantic roles & 50–950 ramp

primary

#3C3FA3

secondary

#BDBB7E

accent

#D252D6

background

#F8F7FB

surface

#EFEDF7

border

#CAC8D0

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3C3FA3

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

Preview Lab → · Contrast checker → · Palette generator →