#3C178E#3C178E

#3C178E is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.9% C 0.176 H 287.4°. Best body text is #FFFFFF at 12.32:1 contrast (WCAG AA passes).

Color values

HEX	#3C178E
RGB	rgb(60, 23, 142)
HSL	hsl(259, 72%, 32%)
HSV	hsv(259, 84%, 56%)
CMYK	cmyk(57.7%, 83.8%, 0%, 44.3%)
CIE-LAB	lab(22.04, 46.13, -58.33)
CIE-LCH	lch(22.04, 74.37, 308.34°)
OKLab	oklab(34.91% 0.0525 -0.1679)
OKLCH	oklch(34.91% 0.176 287.4)
XYZ	xyz(7.0509, 3.5261, 25.8950)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C178E #698E17

analogous

#172E8E #3C178E #77178E

triadic

#3C178E #8E3C17 #178E3C

tetradic

#3C178E #8E172E #698E17 #178E77

square

#3C178E #8E172E #698E17 #178E77

split-complementary

#3C178E #8E7717 #2E8E17

monochromatic

#0F0625 #260E59 #3C178E #5220C3 #713FE0

Accessibility & contrast

On white

12.32

#3C178E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#3C178E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C178E

12.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C178E	#FFFFFF	#000000	##FFFFFF
##3C178E	1.00	12.32	1.71	12.32
#FFFFFF	12.32	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003791

Deuteranopia (green-blind)

#00318C

Tritanopia (blue-blind)

#153B54

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #3c178e;
/* rgb */ color: rgb(60, 23, 142);
/* oklch */ color: oklch(34.9% 0.176 287.4);

Tailwind

colors: {
  custom: {
    50: '#7c5ab0',
    500: '#3c178e',
    950: '#000000',
  },
}

SCSS

$custom: #3c178e;
$custom-light: #7c5ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c178e",
  "rgb": {
    "r": 60,
    "g": 23,
    "b": 142
  },
  "hsl": {
    "h": 258.655,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34907,
    "c": 0.17595,
    "h": 287.4
  },
  "luminance": 0.03526
}

Semantic roles & 50–950 ramp

primary

#3C178E

secondary

#99C040

accent

#EF39B6

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #3C178E

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

Preview Lab → · Contrast checker → · Palette generator →