#3C187D#3C187D

#3C187D is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.3% C 0.156 H 291.8°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#3C187D
RGB	rgb(60, 24, 125)
HSL	hsl(261, 68%, 29%)
HSV	hsv(261, 81%, 49%)
CMYK	cmyk(52%, 80.8%, 0%, 51%)
CIE-LAB	lab(20.42, 40.90, -50.30)
CIE-LCH	lch(20.42, 64.83, 309.11°)
OKLab	oklab(33.25% 0.0577 -0.1445)
OKLCH	oklch(33.25% 0.156 291.8)
XYZ	xyz(5.8907, 3.0944, 19.6849)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C187D #597D18

analogous

#18277D #3C187D #6F187D

triadic

#3C187D #7D3C18 #187D3C

tetradic

#3C187D #7D1827 #597D18 #187D6F

square

#3C187D #7D1827 #597D18 #187D6F

split-complementary

#3C187D #7D6F18 #277D18

monochromatic

#0C051A #230E4A #3C187D #5522B0 #7037D9

Accessibility & contrast

On white

12.97

#3C187D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#3C187D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C187D

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C187D	#FFFFFF	#000000	##FFFFFF
##3C187D	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#002F7B

Tritanopia (blue-blind)

#26354A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #3c187d;
/* rgb */ color: rgb(60, 24, 125);
/* oklch */ color: oklch(33.3% 0.156 291.8);

Tailwind

colors: {
  custom: {
    50: '#7a5aa4',
    500: '#3c187d',
    950: '#000000',
  },
}

SCSS

$custom: #3c187d;
$custom-light: #7a5aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#3c187d",
  "rgb": {
    "r": 60,
    "g": 24,
    "b": 125
  },
  "hsl": {
    "h": 261.386,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33252,
    "c": 0.15557,
    "h": 291.8
  },
  "luminance": 0.03095
}

Semantic roles & 50–950 ramp

primary

#3C187D

secondary

#89B23F

accent

#EB3DAD

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #3C187D

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

Preview Lab → · Contrast checker → · Palette generator →