#6F151B#6F151B

#6F151B is a dark, vivid red. Relative luminance 0.040; OKLCH L 35.7% C 0.123 H 23.0°. Best body text is #FFFFFF at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#6F151B
RGB	rgb(111, 21, 27)
HSL	hsl(356, 68%, 26%)
HSV	hsv(356, 81%, 44%)
CMYK	cmyk(0%, 81.1%, 75.7%, 56.5%)
CIE-LAB	lab(23.66, 38.86, 21.10)
CIE-LCH	lch(23.66, 44.22, 28.50°)
OKLab	oklab(35.7% 0.1135 0.0482)
OKLCH	oklch(35.7% 0.123 23)
XYZ	xyz(7.0224, 3.9961, 1.4383)
Luminance	0.0399 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6F151B #156F69

analogous

#6F1548 #6F151B #6F3C15

triadic

#6F151B #1B6F15 #151B6F

tetradic

#6F151B #486F15 #156F69 #3C156F

square

#6F151B #486F15 #156F69 #3C156F

split-complementary

#6F151B #156F3C #15486F

monochromatic

#1A0506 #3C0B0E #6F151B #A21F28 #D62834

Accessibility & contrast

On white

11.67

#6F151B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#6F151B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6F151B

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6F151B	#FFFFFF	#000000	##FFFFFF
##6F151B	1.00	11.67	1.80	11.67
#FFFFFF	11.67	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302C1A

Deuteranopia (green-blind)

#473F18

Tritanopia (blue-blind)

#7B0018

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #6f151b;
/* rgb */ color: rgb(111, 21, 27);
/* oklch */ color: oklch(35.7% 0.123 23.0);

Tailwind

colors: {
  custom: {
    50: '#9f5c57',
    500: '#6f151b',
    950: '#000000',
  },
}

SCSS

$custom: #6f151b;
$custom-light: #9f5c57;
$custom-dark: #000000;

JSON

{
  "hex": "#6f151b",
  "rgb": {
    "r": 111,
    "g": 21,
    "b": 27
  },
  "hsl": {
    "h": 356,
    "s": 68.182,
    "l": 25.882
  },
  "oklch": {
    "l": 0.35696,
    "c": 0.12333,
    "h": 23
  },
  "luminance": 0.03995
}

Semantic roles & 50–950 ramp

primary

#6F151B

secondary

#3AA59E

accent

#EBDF3D

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100403

muted

#7F7978

Preview Lab

Preview with #6F151B

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

Preview Lab → · Contrast checker → · Palette generator →