#781F2B#781F2B

#781F2B is a dark, vivid red. Relative luminance 0.051; OKLCH L 38.7% C 0.122 H 17.6°. Best body text is #FFFFFF at 10.35:1 contrast (WCAG AA passes).

Color values

HEX	#781F2B
RGB	rgb(120, 31, 43)
HSL	hsl(352, 59%, 30%)
HSV	hsv(352, 74%, 47%)
CMYK	cmyk(0%, 74.2%, 64.2%, 52.9%)
CIE-LAB	lab(27.15, 39.09, 15.22)
CIE-LCH	lch(27.15, 41.95, 21.27°)
OKLab	oklab(38.73% 0.1166 0.0369)
OKLCH	oklch(38.73% 0.122 17.6)
XYZ	xyz(8.6726, 5.1487, 2.8222)
Luminance	0.0515 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#781F2B #1F786C

analogous

#781F58 #781F2B #78401F

triadic

#781F2B #2B781F #1F2B78

tetradic

#781F2B #58781F #1F786C #401F78

square

#781F2B #58781F #1F786C #401F78

split-complementary

#781F2B #1F7840 #1F5878

monochromatic

#180609 #47121A #781F2B #A92C3C #CE4356

Accessibility & contrast

On white

10.35

#781F2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#781F2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #781F2B

10.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##781F2B	#FFFFFF	#000000	##FFFFFF
##781F2B	1.00	10.35	2.03	10.35
#FFFFFF	10.35	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37342B

Deuteranopia (green-blind)

#4E4729

Tritanopia (blue-blind)

#840524

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #781f2b;
/* rgb */ color: rgb(120, 31, 43);
/* oklch */ color: oklch(38.7% 0.122 17.6);

Tailwind

colors: {
  custom: {
    50: '#a56264',
    500: '#781f2b',
    950: '#000000',
  },
}

SCSS

$custom: #781f2b;
$custom-light: #a56264;
$custom-dark: #000000;

JSON

{
  "hex": "#781f2b",
  "rgb": {
    "r": 120,
    "g": 31,
    "b": 43
  },
  "hsl": {
    "h": 351.91,
    "s": 58.94,
    "l": 29.608
  },
  "oklch": {
    "l": 0.38725,
    "c": 0.12231,
    "h": 17.6
  },
  "luminance": 0.05147
}

Semantic roles & 50–950 ramp

primary

#781F2B

secondary

#47AB9E

accent

#E2CD46

background

#FAF6F5

surface

#F4EBEA

border

#CEC6C6

text

#100505

muted

#7F7A79

Preview Lab

Preview with #781F2B

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

Preview Lab → · Contrast checker → · Palette generator →