#841B1C#841B1C

#841B1C is a dark, vivid red. Relative luminance 0.058; OKLCH L 40.3% C 0.140 H 25.8°. Best body text is #FFFFFF at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#841B1C
RGB	rgb(132, 27, 28)
HSL	hsl(359, 66%, 31%)
HSV	hsv(359, 80%, 52%)
CMYK	cmyk(0%, 79.5%, 78.8%, 48.2%)
CIE-LAB	lab(28.84, 43.71, 27.51)
CIE-LCH	lch(28.84, 51.65, 32.19°)
OKLab	oklab(40.34% 0.1262 0.061)
OKLCH	oklch(40.34% 0.14 25.8)
XYZ	xyz(10.1185, 5.7748, 1.6803)
Luminance	0.0577 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#841B1C #1B8483

analogous

#841B50 #841B1C #844E1B

triadic

#841B1C #1C841B #1B1C84

tetradic

#841B1C #50841B #1B8483 #4E1B84

square

#841B1C #50841B #1B8483 #4E1B84

split-complementary

#841B1C #1B844E #1B5084

monochromatic

#1E0606 #511111 #841B1C #B72527 #D84143

Accessibility & contrast

On white

9.75

#841B1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#841B1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #841B1C

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##841B1C	#FFFFFF	#000000	##FFFFFF
##841B1C	1.00	9.75	2.15	9.75
#FFFFFF	9.75	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B351B

Deuteranopia (green-blind)

#554C18

Tritanopia (blue-blind)

#92001D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #841b1c;
/* rgb */ color: rgb(132, 27, 28);
/* oklch */ color: oklch(40.3% 0.140 25.8);

Tailwind

colors: {
  custom: {
    50: '#b06258',
    500: '#841b1c',
    950: '#000000',
  },
}

SCSS

$custom: #841b1c;
$custom-light: #b06258;
$custom-dark: #000000;

JSON

{
  "hex": "#841b1c",
  "rgb": {
    "r": 132,
    "g": 27,
    "b": 28
  },
  "hsl": {
    "h": 359.429,
    "s": 66.038,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40342,
    "c": 0.14019,
    "h": 25.8
  },
  "luminance": 0.05773
}

Semantic roles & 50–950 ramp

primary

#841B1C

secondary

#43B7B6

accent

#E9E73F

background

#FBF6F5

surface

#F6EBE9

border

#D0C6C5

text

#120503

muted

#817A78

Preview Lab

Preview with #841B1C

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

Preview Lab → · Contrast checker → · Palette generator →