#991F18#991F18

#991F18 is a dark, vivid red. Relative luminance 0.078; OKLCH L 44.6% C 0.159 H 28.7°. Best body text is #FFFFFF at 8.19:1 contrast (WCAG AA passes).

Color values

HEX	#991F18
RGB	rgb(153, 31, 24)
HSL	hsl(3, 73%, 35%)
HSV	hsv(3, 84%, 60%)
CMYK	cmyk(0%, 79.7%, 84.3%, 40%)
CIE-LAB	lab(33.61, 48.93, 36.06)
CIE-LCH	lch(33.61, 60.79, 36.39°)
OKLab	oklab(44.65% 0.1393 0.0763)
OKLCH	oklch(44.65% 0.159 28.7)
XYZ	xyz(13.7934, 7.8205, 1.6472)
Luminance	0.0782 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#991F18 #189299

analogous

#991851 #991F18 #996018

triadic

#991F18 #18991F #1F1899

tetradic

#991F18 #519918 #189299 #601899

square

#991F18 #519918 #189299 #601899

split-complementary

#991F18 #189960 #185199

monochromatic

#2F0A07 #641410 #991F18 #CE2A20 #E25149

Accessibility & contrast

On white

8.19

#991F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#991F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #991F18

8.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##991F18	#FFFFFF	#000000	##FFFFFF
##991F18	1.00	8.19	2.56	8.19
#FFFFFF	8.19	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#463E15

Deuteranopia (green-blind)

#645911

Tritanopia (blue-blind)

#A9001F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #991f18;
/* rgb */ color: rgb(153, 31, 24);
/* oklch */ color: oklch(44.6% 0.159 28.7);

Tailwind

colors: {
  custom: {
    50: '#c06756',
    500: '#991f18',
    950: '#000000',
  },
}

SCSS

$custom: #991f18;
$custom-light: #c06756;
$custom-dark: #000000;

JSON

{
  "hex": "#991f18",
  "rgb": {
    "r": 153,
    "g": 31,
    "b": 24
  },
  "hsl": {
    "h": 3.256,
    "s": 72.881,
    "l": 34.706
  },
  "oklch": {
    "l": 0.44649,
    "c": 0.15883,
    "h": 28.7
  },
  "luminance": 0.07818
}

Semantic roles & 50–950 ramp

primary

#991F18

secondary

#49BDC4

accent

#E6F038

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#140603

muted

#837A78

Preview Lab

Preview with #991F18

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

Preview Lab → · Contrast checker → · Palette generator →