#3E21B3#3E21B3

#3E21B3 is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.1% C 0.210 H 280.3°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#3E21B3
RGB	rgb(62, 33, 179)
HSL	hsl(252, 69%, 42%)
HSV	hsv(252, 82%, 70%)
CMYK	cmyk(65.4%, 81.6%, 0%, 29.8%)
CIE-LAB	lab(27.75, 52.57, -71.43)
CIE-LCH	lch(27.75, 88.69, 306.35°)
OKLab	oklab(40.09% 0.0377 -0.2062)
OKLCH	oklch(40.09% 0.21 280.3)
XYZ	xyz(10.6646, 5.3657, 43.1128)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E21B3 #96B321

analogous

#214DB3 #3E21B3 #8721B3

triadic

#3E21B3 #B33E21 #21B33E

tetradic

#3E21B3 #B3214D #96B321 #21B387

square

#3E21B3 #B3214D #96B321 #21B387

split-complementary

#3E21B3 #B38721 #4DB321

monochromatic

#1A0E4C #2C177F #3E21B3 #5737DA #836BE4

Accessibility & contrast

On white

10.13

#3E21B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#3E21B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E21B3

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E21B3	#FFFFFF	#000000	##FFFFFF
##3E21B3	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B7

Deuteranopia (green-blind)

#003CB0

Tritanopia (blue-blind)

#004E6B

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3e21b3;
/* rgb */ color: rgb(62, 33, 179);
/* oklch */ color: oklch(40.1% 0.210 280.3);

Tailwind

colors: {
  custom: {
    50: '#8462cb',
    500: '#3e21b3',
    950: '#000000',
  },
}

SCSS

$custom: #3e21b3;
$custom-light: #8462cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e21b3",
  "rgb": {
    "r": 62,
    "g": 33,
    "b": 179
  },
  "hsl": {
    "h": 251.918,
    "s": 68.868,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40091,
    "c": 0.20959,
    "h": 280.3
  },
  "luminance": 0.05367
}

Semantic roles & 50–950 ramp

primary

#3E21B3

secondary

#B6CA66

accent

#EC3CC9

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #3E21B3

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

Preview Lab → · Contrast checker → · Palette generator →