#3E21B4#3E21B4

#3E21B4 is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.2% C 0.211 H 280.2°. Best body text is #FFFFFF at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#3E21B4
RGB	rgb(62, 33, 180)
HSL	hsl(252, 69%, 42%)
HSV	hsv(252, 82%, 71%)
CMYK	cmyk(65.6%, 81.7%, 0%, 29.4%)
CIE-LAB	lab(27.86, 52.86, -71.84)
CIE-LCH	lch(27.86, 89.19, 306.35°)
OKLab	oklab(40.2% 0.0373 -0.2074)
OKLCH	oklch(40.2% 0.211 280.2)
XYZ	xyz(10.7661, 5.4063, 43.6473)
Luminance	0.0541 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E21B4 #97B421

analogous

#214DB4 #3E21B4 #8821B4

triadic

#3E21B4 #B43E21 #21B43E

tetradic

#3E21B4 #B4214D #97B421 #21B488

square

#3E21B4 #B4214D #97B421 #21B488

split-complementary

#3E21B4 #B48821 #4DB421

monochromatic

#1A0E4D #2C1880 #3E21B4 #5838DA #836BE4

Accessibility & contrast

On white

10.09

#3E21B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#3E21B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E21B4

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E21B4	#FFFFFF	#000000	##FFFFFF
##3E21B4	1.00	10.09	2.08	10.09
#FFFFFF	10.09	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B8

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#004F6C

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #3e21b4;
/* rgb */ color: rgb(62, 33, 180);
/* oklch */ color: oklch(40.2% 0.211 280.2);

Tailwind

colors: {
  custom: {
    50: '#8462cc',
    500: '#3e21b4',
    950: '#000000',
  },
}

SCSS

$custom: #3e21b4;
$custom-light: #8462cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3e21b4",
  "rgb": {
    "r": 62,
    "g": 33,
    "b": 180
  },
  "hsl": {
    "h": 251.837,
    "s": 69.014,
    "l": 41.765
  },
  "oklch": {
    "l": 0.402,
    "c": 0.21072,
    "h": 280.2
  },
  "luminance": 0.05407
}

Semantic roles & 50–950 ramp

primary

#3E21B4

secondary

#B6CA67

accent

#EC3CC9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0514

muted

#7D7A82

Preview Lab

Preview with #3E21B4

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

Preview Lab → · Contrast checker → · Palette generator →