#3C3CA6#3C3CA6

#3C3CA6 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.5% C 0.166 H 276.7°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#3C3CA6
RGB	rgb(60, 60, 166)
HSL	hsl(240, 47%, 44%)
HSV	hsv(240, 64%, 65%)
CMYK	cmyk(63.9%, 63.9%, 0%, 34.9%)
CIE-LAB	lab(31.68, 33.32, -57.19)
CIE-LCH	lch(31.68, 66.19, 300.23°)
OKLab	oklab(42.47% 0.0193 -0.1647)
OKLCH	oklch(42.47% 0.166 276.7)
XYZ	xyz(10.3600, 6.9447, 36.8635)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.75

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C3CA6 #A6A63C

analogous

#3C71A6 #3C3CA6 #713CA6

triadic

#3C3CA6 #A63C3C #3CA63C

tetradic

#3C3CA6 #A63C71 #A6A63C #3CA671

square

#3C3CA6 #A63C71 #A6A63C #3CA671

split-complementary

#3C3CA6 #A6713C #71A63C

monochromatic

#1C1C4C #2C2C79 #3C3CA6 #5B5BC4 #8888D4

Accessibility & contrast

On white

8.79

#3C3CA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3C3CA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C3CA6

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C3CA6	#FFFFFF	#000000	##FFFFFF
##3C3CA6	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FA9

Deuteranopia (green-blind)

#0046A4

Tritanopia (blue-blind)

#00576B

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3c3ca6;
/* rgb */ color: rgb(60, 60, 166);
/* oklch */ color: oklch(42.5% 0.166 276.7);

Tailwind

colors: {
  custom: {
    50: '#7e72c1',
    500: '#3c3ca6',
    950: '#000000',
  },
}

SCSS

$custom: #3c3ca6;
$custom-light: #7e72c1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c3ca6",
  "rgb": {
    "r": 60,
    "g": 60,
    "b": 166
  },
  "hsl": {
    "h": 240,
    "s": 46.903,
    "l": 44.314
  },
  "oklch": {
    "l": 0.4247,
    "c": 0.16588,
    "h": 276.7
  },
  "luminance": 0.06946
}

Semantic roles & 50–950 ramp

primary

#3C3CA6

secondary

#BEBE7F

accent

#D751D7

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0812

muted

#7C7B81

Preview Lab

Preview with #3C3CA6

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

Preview Lab → · Contrast checker → · Palette generator →