#3C39AF#3C39AF

#3C39AF is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.8% C 0.181 H 276.6°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#3C39AF
RGB	rgb(60, 57, 175)
HSL	hsl(242, 51%, 45%)
HSV	hsv(242, 67%, 69%)
CMYK	cmyk(65.7%, 67.4%, 0%, 31.4%)
CIE-LAB	lab(31.76, 38.24, -62.44)
CIE-LCH	lch(31.76, 73.22, 301.48°)
OKLab	oklab(42.77% 0.0209 -0.1802)
OKLCH	oklch(42.77% 0.181 276.6)
XYZ	xyz(11.0619, 6.9811, 41.3137)
Luminance	0.0698 (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

#3C39AF #ACAF39

analogous

#3971AF #3C39AF #7739AF

triadic

#3C39AF #AF3C39 #39AF3C

tetradic

#3C39AF #AF3971 #ACAF39 #39AF77

square

#3C39AF #AF3971 #ACAF39 #39AF77

split-complementary

#3C39AF #AF7739 #71AF39

monochromatic

#1C1B53 #2C2A81 #3C39AF #5E5BCA #8C8AD9

Accessibility & contrast

On white

8.76

#3C39AF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#3C39AF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C39AF

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C39AF	#FFFFFF	#000000	##FFFFFF
##3C39AF	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050B3

Deuteranopia (green-blind)

#0046AD

Tritanopia (blue-blind)

#00586F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3c39af;
/* rgb */ color: rgb(60, 57, 175);
/* oklch */ color: oklch(42.8% 0.181 276.6);

Tailwind

colors: {
  custom: {
    50: '#8070c8',
    500: '#3c39af',
    950: '#000000',
  },
}

SCSS

$custom: #3c39af;
$custom-light: #8070c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3c39af",
  "rgb": {
    "r": 60,
    "g": 57,
    "b": 175
  },
  "hsl": {
    "h": 241.525,
    "s": 50.862,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42772,
    "c": 0.18137,
    "h": 276.6
  },
  "luminance": 0.06982
}

Semantic roles & 50–950 ramp

primary

#3C39AF

secondary

#C1C381

accent

#DA4DD7

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3C39AF

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

Preview Lab → · Contrast checker → · Palette generator →