#3C21BA#3C21BA

#3C21BA is a dark, highly saturated violet. Relative luminance 0.056; OKLCH L 40.7% C 0.218 H 278.6°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#3C21BA
RGB	rgb(60, 33, 186)
HSL	hsl(251, 70%, 43%)
HSV	hsv(251, 82%, 73%)
CMYK	cmyk(67.7%, 82.3%, 0%, 27.1%)
CIE-LAB	lab(28.36, 54.41, -74.59)
CIE-LCH	lch(28.36, 92.33, 306.11°)
OKLab	oklab(40.7% 0.0325 -0.2154)
OKLCH	oklch(40.7% 0.218 278.6)
XYZ	xyz(11.2674, 5.5926, 46.9305)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C21BA #9FBA21

analogous

#2153BA #3C21BA #8821BA

triadic

#3C21BA #BA3C21 #21BA3C

tetradic

#3C21BA #BA2153 #9FBA21 #21BA88

square

#3C21BA #BA2153 #9FBA21 #21BA88

split-complementary

#3C21BA #BA8821 #53BA21

monochromatic

#1A0F52 #2B1886 #3C21BA #583CDC #8570E6

Accessibility & contrast

On white

9.91

#3C21BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#3C21BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3C21BA

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C21BA	#FFFFFF	#000000	##FFFFFF
##3C21BA	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BE

Deuteranopia (green-blind)

#003DB7

Tritanopia (blue-blind)

#00516F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #3c21ba;
/* rgb */ color: rgb(60, 33, 186);
/* oklch */ color: oklch(40.7% 0.218 278.6);

Tailwind

colors: {
  custom: {
    50: '#8462d0',
    500: '#3c21ba',
    950: '#000000',
  },
}

SCSS

$custom: #3c21ba;
$custom-light: #8462d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3c21ba",
  "rgb": {
    "r": 60,
    "g": 33,
    "b": 186
  },
  "hsl": {
    "h": 250.588,
    "s": 69.863,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40696,
    "c": 0.21787,
    "h": 278.6
  },
  "luminance": 0.05594
}

Semantic roles & 50–950 ramp

primary

#3C21BA

secondary

#BBCC6B

accent

#ED3BCD

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0D0514

muted

#7D7A83

Preview Lab

Preview with #3C21BA

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

Preview Lab → · Contrast checker → · Palette generator →