#731823#731823

#731823 is a dark, vivid red. Relative luminance 0.044; OKLCH L 36.9% C 0.124 H 19.6°. Best body text is #FFFFFF at 11.15:1 contrast (WCAG AA passes).

Color values

HEX	#731823
RGB	rgb(115, 24, 35)
HSL	hsl(353, 65%, 27%)
HSV	hsv(353, 79%, 45%)
CMYK	cmyk(0%, 79.1%, 69.6%, 54.9%)
CIE-LAB	lab(25.02, 39.57, 17.62)
CIE-LCH	lch(25.02, 43.31, 24.00°)
OKLab	oklab(36.9% 0.1171 0.0416)
OKLCH	oklch(36.9% 0.124 19.6)
XYZ	xyz(7.7011, 4.4206, 2.0375)
Luminance	0.0442 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731823 #187368

analogous

#731851 #731823 #733A18

triadic

#731823 #237318 #182373

tetradic

#731823 #517318 #187368 #3A1873

square

#731823 #517318 #187368 #3A1873

split-complementary

#731823 #18733A #185173

monochromatic

#190508 #400D14 #731823 #A62332 #D43145

Accessibility & contrast

On white

11.15

#731823 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#731823 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731823

11.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731823	#FFFFFF	#000000	##FFFFFF
##731823	1.00	11.15	1.88	11.15
#FFFFFF	11.15	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#322F23

Deuteranopia (green-blind)

#494220

Tritanopia (blue-blind)

#7F001D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #731823;
/* rgb */ color: rgb(115, 24, 35);
/* oklch */ color: oklch(36.9% 0.124 19.6);

Tailwind

colors: {
  custom: {
    50: '#a25e5d',
    500: '#731823',
    950: '#000000',
  },
}

SCSS

$custom: #731823;
$custom-light: #a25e5d;
$custom-dark: #000000;

JSON

{
  "hex": "#731823",
  "rgb": {
    "r": 115,
    "g": 24,
    "b": 35
  },
  "hsl": {
    "h": 352.747,
    "s": 65.468,
    "l": 27.255
  },
  "oklch": {
    "l": 0.36899,
    "c": 0.12428,
    "h": 19.6
  },
  "luminance": 0.04419
}

Semantic roles & 50–950 ramp

primary

#731823

secondary

#3FA89B

accent

#E8D43F

background

#FAF5F5

surface

#F4E9E9

border

#CEC5C5

text

#100504

muted

#7F7979

Preview Lab

Preview with #731823

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

Preview Lab → · Contrast checker → · Palette generator →