#3C39AC#3C39AC

#3C39AC is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.5% C 0.177 H 276.9°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#3C39AC
RGB	rgb(60, 57, 172)
HSL	hsl(242, 50%, 45%)
HSV	hsv(242, 67%, 67%)
CMYK	cmyk(65.1%, 66.9%, 0%, 32.5%)
CIE-LAB	lab(31.50, 37.23, -61.08)
CIE-LCH	lch(31.50, 71.54, 301.36°)
OKLab	oklab(42.5% 0.0212 -0.1762)
OKLCH	oklch(42.5% 0.177 276.9)
XYZ	xyz(10.7706, 6.8646, 39.7791)
Luminance	0.0687 (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

#3C39AC #A9AC39

analogous

#3970AC #3C39AC #7539AC

triadic

#3C39AC #AC3C39 #39AC3C

tetradic

#3C39AC #AC3970 #A9AC39 #39AC75

square

#3C39AC #AC3970 #A9AC39 #39AC75

split-complementary

#3C39AC #AC7539 #70AC39

monochromatic

#1C1B50 #2C2A7E #3C39AC #5D5AC8 #8A88D8

Accessibility & contrast

On white

8.85

#3C39AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3C39AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C39AC

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C39AC	#FFFFFF	#000000	##FFFFFF
##3C39AC	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB0

Deuteranopia (green-blind)

#0045AA

Tritanopia (blue-blind)

#00576D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3c39ac;
/* rgb */ color: rgb(60, 57, 172);
/* oklch */ color: oklch(42.5% 0.177 276.9);

Tailwind

colors: {
  custom: {
    50: '#7f70c6',
    500: '#3c39ac',
    950: '#000000',
  },
}

SCSS

$custom: #3c39ac;
$custom-light: #7f70c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3c39ac",
  "rgb": {
    "r": 60,
    "g": 57,
    "b": 172
  },
  "hsl": {
    "h": 241.565,
    "s": 50.218,
    "l": 44.902
  },
  "oklch": {
    "l": 0.42496,
    "c": 0.17747,
    "h": 276.9
  },
  "luminance": 0.06865
}

Semantic roles & 50–950 ramp

primary

#3C39AC

secondary

#C0C27F

accent

#DA4ED6

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3C39AC

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

Preview Lab → · Contrast checker → · Palette generator →