#3D21A4#3D21A4

#3D21A4 is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.4% C 0.193 H 282.2°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#3D21A4
RGB	rgb(61, 33, 164)
HSL	hsl(253, 66%, 39%)
HSV	hsv(253, 80%, 64%)
CMYK	cmyk(62.8%, 79.9%, 0%, 35.7%)
CIE-LAB	lab(26.04, 48.10, -65.24)
CIE-LCH	lch(26.04, 81.05, 306.40°)
OKLab	oklab(38.4% 0.0408 -0.1882)
OKLCH	oklch(38.4% 0.193 282.2)
XYZ	xyz(9.1671, 4.7595, 35.5504)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D21A4 #88A421

analogous

#2147A4 #3D21A4 #7E21A4

triadic

#3D21A4 #A43D21 #21A43D

tetradic

#3D21A4 #A42147 #88A421 #21A47E

square

#3D21A4 #A42147 #88A421 #21A47E

split-complementary

#3D21A4 #A47E21 #47A421

monochromatic

#170C3E #2A1771 #3D21A4 #512DD5 #7B60DF

Accessibility & contrast

On white

10.76

#3D21A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#3D21A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D21A4

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D21A4	#FFFFFF	#000000	##FFFFFF
##3D21A4	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A8

Deuteranopia (green-blind)

#0039A2

Tritanopia (blue-blind)

#004863

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3d21a4;
/* rgb */ color: rgb(61, 33, 164);
/* oklch */ color: oklch(38.4% 0.193 282.2);

Tailwind

colors: {
  custom: {
    50: '#8061c0',
    500: '#3d21a4',
    950: '#000000',
  },
}

SCSS

$custom: #3d21a4;
$custom-light: #8061c0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d21a4",
  "rgb": {
    "r": 61,
    "g": 33,
    "b": 164
  },
  "hsl": {
    "h": 252.824,
    "s": 66.497,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38402,
    "c": 0.19256,
    "h": 282.2
  },
  "luminance": 0.0476
}

Semantic roles & 50–950 ramp

primary

#3D21A4

secondary

#AEC45D

accent

#E93EC5

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0512

muted

#7D7981

Preview Lab

Preview with #3D21A4

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

Preview Lab → · Contrast checker → · Palette generator →