#340B37#340B37

#340B37 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.4% C 0.090 H 325.0°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#340B37
RGB	rgb(52, 11, 55)
HSL	hsl(296, 67%, 13%)
HSV	hsv(296, 80%, 22%)
CMYK	cmyk(5.5%, 80%, 0%, 78.4%)
CIE-LAB	lab(10.89, 27.14, -18.64)
CIE-LCH	lch(10.89, 32.93, 325.53°)
OKLab	oklab(24.35% 0.074 -0.0518)
OKLCH	oklch(24.35% 0.09 325)
XYZ	xyz(2.2254, 1.2454, 3.7369)
Luminance	0.0124 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#340B37 #0E370B

analogous

#1E0B37 #340B37 #370B24

triadic

#340B37 #37340B #0B3734

tetradic

#340B37 #371E0B #0E370B #0B2437

square

#340B37 #371E0B #0E370B #0B2437

split-complementary

#340B37 #24370B #0B371E

monochromatic

#18051A #18051A #340B37 #64156A #941F9D

Accessibility & contrast

On white

16.81

#340B37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#340B37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #340B37

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##340B37	#FFFFFF	#000000	##FFFFFF
##340B37	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031A38

Deuteranopia (green-blind)

#141F36

Tritanopia (blue-blind)

#351220

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #340b37;
/* rgb */ color: rgb(52, 11, 55);
/* oklch */ color: oklch(24.4% 0.090 325.0);

Tailwind

colors: {
  custom: {
    50: '#6d4e6e',
    500: '#340b37',
    950: '#000000',
  },
}

SCSS

$custom: #340b37;
$custom-light: #6d4e6e;
$custom-dark: #000000;

JSON

{
  "hex": "#340b37",
  "rgb": {
    "r": 52,
    "g": 11,
    "b": 55
  },
  "hsl": {
    "h": 295.909,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.24353,
    "c": 0.09029,
    "h": 325
  },
  "luminance": 0.01245
}

Semantic roles & 50–950 ramp

primary

#340B37

secondary

#2F742A

accent

#EA3E4A

background

#F6F4F6

surface

#ECE7EB

border

#C7C3C6

text

#070207

muted

#7A787A

Preview Lab

Preview with #340B37

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

Preview Lab → · Contrast checker → · Palette generator →