#A91F24#A91F24

#A91F24 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.8% C 0.173 H 25.3°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#A91F24
RGB	rgb(169, 31, 36)
HSL	hsl(358, 69%, 39%)
HSV	hsv(358, 82%, 66%)
CMYK	cmyk(0%, 81.7%, 78.7%, 33.7%)
CIE-LAB	lab(37.01, 54.16, 33.76)
CIE-LCH	lch(37.01, 63.82, 31.94°)
OKLab	oklab(47.8% 0.1563 0.074)
OKLCH	oklch(47.8% 0.173 25.3)
XYZ	xyz(17.1727, 9.5451, 2.6069)
Luminance	0.0954 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91F24 #1FA9A4

analogous

#A91F69 #A91F24 #A95F1F

triadic

#A91F24 #24A91F #1F24A9

tetradic

#A91F24 #69A91F #1FA9A4 #5F1FA9

square

#A91F24 #69A91F #1FA9A4 #5F1FA9

split-complementary

#A91F24 #1FA95F #1F69A9

monochromatic

#420C0E #751619 #A91F24 #D82D33 #E26065

Accessibility & contrast

On white

7.22

#A91F24 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A91F24 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91F24

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91F24	#FFFFFF	#000000	##FFFFFF
##A91F24	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4422

Deuteranopia (green-blind)

#6D621E

Tritanopia (blue-blind)

#BA0023

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91f24;
/* rgb */ color: rgb(169, 31, 36);
/* oklch */ color: oklch(47.8% 0.173 25.3);

Tailwind

colors: {
  custom: {
    50: '#cc695f',
    500: '#a91f24',
    950: '#000000',
  },
}

SCSS

$custom: #a91f24;
$custom-light: #cc695f;
$custom-dark: #000000;

JSON

{
  "hex": "#a91f24",
  "rgb": {
    "r": 169,
    "g": 31,
    "b": 36
  },
  "hsl": {
    "h": 357.826,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47799,
    "c": 0.17296,
    "h": 25.3
  },
  "luminance": 0.09542
}

Semantic roles & 50–950 ramp

primary

#A91F24

secondary

#5DC7C3

accent

#ECE53C

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A91F24

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

Preview Lab → · Contrast checker → · Palette generator →