#3B105F#3B105F

#3B105F is a dark, vivid violet. Relative luminance 0.021; OKLCH L 29.3% C 0.130 H 303.8°. Best body text is #FFFFFF at 14.73:1 contrast (WCAG AA passes).

Color values

HEX	#3B105F
RGB	rgb(59, 16, 95)
HSL	hsl(273, 71%, 22%)
HSV	hsv(273, 83%, 37%)
CMYK	cmyk(37.9%, 83.2%, 0%, 62.7%)
CIE-LAB	lab(16.14, 36.17, -37.80)
CIE-LCH	lch(16.14, 52.32, 313.74°)
OKLab	oklab(29.35% 0.0723 -0.1078)
OKLCH	oklch(29.35% 0.13 303.8)
XYZ	xyz(4.0540, 2.1266, 11.0212)
Luminance	0.0213 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B105F #345F10

analogous

#14105F #3B105F #5F105C

triadic

#3B105F #5F3B10 #105F3B

tetradic

#3B105F #5F1410 #345F10 #105C5F

square

#3B105F #5F1410 #345F10 #105C5F

split-complementary

#3B105F #5C5F10 #105F14

monochromatic

#10041A #1A072B #3B105F #5C1993 #7C22C8

Accessibility & contrast

On white

14.73

#3B105F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#3B105F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B105F

14.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B105F	#FFFFFF	#000000	##FFFFFF
##3B105F	1.00	14.73	1.43	14.73
#FFFFFF	14.73	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002761

Deuteranopia (green-blind)

#00285D

Tritanopia (blue-blind)

#342537

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #3b105f;
/* rgb */ color: rgb(59, 16, 95);
/* oklch */ color: oklch(29.3% 0.130 303.8);

Tailwind

colors: {
  custom: {
    50: '#75548d',
    500: '#3b105f',
    950: '#000000',
  },
}

SCSS

$custom: #3b105f;
$custom-light: #75548d;
$custom-dark: #000000;

JSON

{
  "hex": "#3b105f",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 95
  },
  "hsl": {
    "h": 272.658,
    "s": 71.171,
    "l": 21.765
  },
  "oklch": {
    "l": 0.29348,
    "c": 0.12976,
    "h": 303.8
  },
  "luminance": 0.02127
}

Semantic roles & 50–950 ramp

primary

#3B105F

secondary

#619833

accent

#EE3A8C

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #3B105F

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

Preview Lab → · Contrast checker → · Palette generator →