#781A1F#781A1F

#781A1F is a dark, vivid red. Relative luminance 0.048; OKLCH L 38.0% C 0.128 H 23.2°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#781A1F
RGB	rgb(120, 26, 31)
HSL	hsl(357, 64%, 29%)
HSV	hsv(357, 78%, 47%)
CMYK	cmyk(0%, 78.3%, 74.2%, 52.9%)
CIE-LAB	lab(26.25, 40.28, 22.01)
CIE-LCH	lch(26.25, 45.90, 28.65°)
OKLab	oklab(37.98% 0.1177 0.0505)
OKLCH	oklch(37.98% 0.128 23.2)
XYZ	xyz(8.3634, 4.8321, 1.7884)
Luminance	0.0483 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781A1F #1A7873

analogous

#781A4E #781A1F #78441A

triadic

#781A1F #1F781A #1A1F78

tetradic

#781A1F #4E781A #1A7873 #441A78

square

#781A1F #4E781A #1A7873 #441A78

split-complementary

#781A1F #1A7844 #1A4E78

monochromatic

#190506 #460F12 #781A1F #AA252C #D43841

Accessibility & contrast

On white

10.68

#781A1F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#781A1F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781A1F

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781A1F	#FFFFFF	#000000	##FFFFFF
##781A1F	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#36311E

Deuteranopia (green-blind)

#4D451C

Tritanopia (blue-blind)

#84001D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #781a1f;
/* rgb */ color: rgb(120, 26, 31);
/* oklch */ color: oklch(38.0% 0.128 23.2);

Tailwind

colors: {
  custom: {
    50: '#a65f5a',
    500: '#781a1f',
    950: '#000000',
  },
}

SCSS

$custom: #781a1f;
$custom-light: #a65f5a;
$custom-dark: #000000;

JSON

{
  "hex": "#781a1f",
  "rgb": {
    "r": 120,
    "g": 26,
    "b": 31
  },
  "hsl": {
    "h": 356.809,
    "s": 64.384,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37983,
    "c": 0.12806,
    "h": 23.2
  },
  "luminance": 0.04831
}

Semantic roles & 50–950 ramp

primary

#781A1F

secondary

#41ACA7

accent

#E7DF40

background

#FBF5F5

surface

#F6EAE9

border

#D0C6C5

text

#110504

muted

#807979

Preview Lab

Preview with #781A1F

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

Preview Lab → · Contrast checker → · Palette generator →