#6F180F#6F180F

#6F180F is a dark, vivid red. Relative luminance 0.041; OKLCH L 35.8% C 0.122 H 30.0°. Best body text is #FFFFFF at 11.58:1 contrast (WCAG AA passes).

Color values

HEX	#6F180F
RGB	rgb(111, 24, 15)
HSL	hsl(6, 76%, 25%)
HSV	hsv(6, 86%, 44%)
CMYK	cmyk(0%, 78.4%, 86.5%, 56.5%)
CIE-LAB	lab(23.90, 37.31, 28.75)
CIE-LCH	lch(23.90, 47.10, 37.62°)
OKLab	oklab(35.83% 0.1059 0.0612)
OKLCH	oklch(35.83% 0.122 30)
XYZ	xyz(6.9692, 4.0684, 0.8702)
Luminance	0.0407 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6F180F #0F666F

analogous

#6F0F36 #6F180F #6F480F

triadic

#6F180F #0F6F18 #180F6F

tetradic

#6F180F #366F0F #0F666F #480F6F

square

#6F180F #366F0F #0F666F #480F6F

split-complementary

#6F180F #0F6F48 #0F366F

monochromatic

#1B0604 #390C08 #6F180F #A52416 #DB2F1E

Accessibility & contrast

On white

11.58

#6F180F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#6F180F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6F180F

11.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6F180F	#FFFFFF	#000000	##FFFFFF
##6F180F	1.00	11.58	1.81	11.58
#FFFFFF	11.58	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332D0D

Deuteranopia (green-blind)

#48400A

Tritanopia (blue-blind)

#7B0017

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #6f180f;
/* rgb */ color: rgb(111, 24, 15);
/* oklch */ color: oklch(35.8% 0.122 30.0);

Tailwind

colors: {
  custom: {
    50: '#a05d4e',
    500: '#6f180f',
    950: '#000000',
  },
}

SCSS

$custom: #6f180f;
$custom-light: #a05d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#6f180f",
  "rgb": {
    "r": 111,
    "g": 24,
    "b": 15
  },
  "hsl": {
    "h": 5.625,
    "s": 76.19,
    "l": 24.706
  },
  "oklch": {
    "l": 0.35826,
    "c": 0.12232,
    "h": 30
  },
  "luminance": 0.04067
}

Semantic roles & 50–950 ramp

primary

#6F180F

secondary

#339CA7

accent

#E1F335

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#100402

muted

#7F7978

Preview Lab

Preview with #6F180F

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

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