#3B104B#3B104B

#3B104B is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.6% C 0.108 H 315.2°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#3B104B
RGB	rgb(59, 16, 75)
HSL	hsl(284, 65%, 18%)
HSV	hsv(284, 79%, 29%)
CMYK	cmyk(21.3%, 78.7%, 0%, 70.6%)
CIE-LAB	lab(14.45, 31.19, -26.98)
CIE-LCH	lch(14.45, 41.24, 319.14°)
OKLab	oklab(27.62% 0.0765 -0.076)
OKLCH	oklch(27.62% 0.108 315.2)
XYZ	xyz(3.2587, 1.8085, 6.8327)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B104B #204B10

analogous

#1D104B #3B104B #4B103D

triadic

#3B104B #4B3B10 #104B3B

tetradic

#3B104B #4B1D10 #204B10 #103D4B

square

#3B104B #4B1D10 #204B10 #103D4B

split-complementary

#3B104B #3D4B10 #104B1D

monochromatic

#140519 #140519 #3B104B #631B7D #8A26B0

Accessibility & contrast

On white

15.42

#3B104B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#3B104B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B104B

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B104B	#FFFFFF	#000000	##FFFFFF
##3B104B	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224D

Deuteranopia (green-blind)

#0E264A

Tritanopia (blue-blind)

#3A1C2C

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #3b104b;
/* rgb */ color: rgb(59, 16, 75);
/* oklch */ color: oklch(27.6% 0.108 315.2);

Tailwind

colors: {
  custom: {
    50: '#73537e',
    500: '#3b104b',
    950: '#000000',
  },
}

SCSS

$custom: #3b104b;
$custom-light: #73537e;
$custom-dark: #000000;

JSON

{
  "hex": "#3b104b",
  "rgb": {
    "r": 59,
    "g": 16,
    "b": 75
  },
  "hsl": {
    "h": 283.729,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27624,
    "c": 0.10781,
    "h": 315.2
  },
  "luminance": 0.01808
}

Semantic roles & 50–950 ramp

primary

#3B104B

secondary

#488532

accent

#E8406D

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#08020A

muted

#7B787C

Preview Lab

Preview with #3B104B

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

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