#A91F30#A91F30

#A91F30 is a mid, vivid red. Relative luminance 0.096; OKLCH L 48.0% C 0.172 H 20.9°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#A91F30
RGB	rgb(169, 31, 48)
HSL	hsl(353, 69%, 39%)
HSV	hsv(353, 82%, 66%)
CMYK	cmyk(0%, 81.7%, 71.6%, 33.7%)
CIE-LAB	lab(37.17, 54.65, 26.67)
CIE-LCH	lch(37.17, 60.81, 26.01°)
OKLab	oklab(47.97% 0.1606 0.0614)
OKLCH	oklch(47.97% 0.172 20.9)
XYZ	xyz(17.3877, 9.6311, 3.7392)
Luminance	0.0963 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91F30 #1FA998

analogous

#A91F75 #A91F30 #A9531F

triadic

#A91F30 #30A91F #1F30A9

tetradic

#A91F30 #75A91F #1FA998 #531FA9

square

#A91F30 #75A91F #1FA998 #531FA9

split-complementary

#A91F30 #1FA953 #1F75A9

monochromatic

#420C13 #751621 #A91F30 #D82D42 #E26070

Accessibility & contrast

On white

7.18

#A91F30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#A91F30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91F30

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91F30	#FFFFFF	#000000	##FFFFFF
##A91F30	1.00	7.18	2.93	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A452F

Deuteranopia (green-blind)

#6C622B

Tritanopia (blue-blind)

#BA0027

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91f30;
/* rgb */ color: rgb(169, 31, 48);
/* oklch */ color: oklch(48.0% 0.172 20.9);

Tailwind

colors: {
  custom: {
    50: '#cb6a68',
    500: '#a91f30',
    950: '#000000',
  },
}

SCSS

$custom: #a91f30;
$custom-light: #cb6a68;
$custom-dark: #000000;

JSON

{
  "hex": "#a91f30",
  "rgb": {
    "r": 169,
    "g": 31,
    "b": 48
  },
  "hsl": {
    "h": 352.609,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47967,
    "c": 0.17196,
    "h": 20.9
  },
  "luminance": 0.09628
}

Semantic roles & 50–950 ramp

primary

#A91F30

secondary

#5DC7BA

accent

#ECD63C

background

#FDF6F6

surface

#FBECEB

border

#D4C7C6

text

#150706

muted

#837A7A

Preview Lab

Preview with #A91F30

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

Preview Lab → · Contrast checker → · Palette generator →