#A91F25#A91F25

#A91F25 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.8% C 0.173 H 25.0°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#A91F25
RGB	rgb(169, 31, 37)
HSL	hsl(357, 69%, 39%)
HSV	hsv(357, 82%, 66%)
CMYK	cmyk(0%, 81.7%, 78.1%, 33.7%)
CIE-LAB	lab(37.02, 54.19, 33.18)
CIE-LCH	lch(37.02, 63.55, 31.48°)
OKLab	oklab(47.81% 0.1567 0.0731)
OKLCH	oklch(47.81% 0.173 25)
XYZ	xyz(17.1882, 9.5513, 2.6885)
Luminance	0.0955 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91F25 #1FA9A3

analogous

#A91F6A #A91F25 #A95E1F

triadic

#A91F25 #25A91F #1F25A9

tetradic

#A91F25 #6AA91F #1FA9A3 #5E1FA9

square

#A91F25 #6AA91F #1FA9A3 #5E1FA9

split-complementary

#A91F25 #1FA95E #1F6AA9

monochromatic

#420C0E #75161A #A91F25 #D82D34 #E26066

Accessibility & contrast

On white

7.22

#A91F25 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A91F25 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91F25

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91F25	#FFFFFF	#000000	##FFFFFF
##A91F25	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)

#4B4424

Deuteranopia (green-blind)

#6D621F

Tritanopia (blue-blind)

#BA0023

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91f25;
/* rgb */ color: rgb(169, 31, 37);
/* oklch */ color: oklch(47.8% 0.173 25.0);

Tailwind

colors: {
  custom: {
    50: '#cc6960',
    500: '#a91f25',
    950: '#000000',
  },
}

SCSS

$custom: #a91f25;
$custom-light: #cc6960;
$custom-dark: #000000;

JSON

{
  "hex": "#a91f25",
  "rgb": {
    "r": 169,
    "g": 31,
    "b": 37
  },
  "hsl": {
    "h": 357.391,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47811,
    "c": 0.17286,
    "h": 25
  },
  "luminance": 0.09549
}

Semantic roles & 50–950 ramp

primary

#A91F25

secondary

#5DC7C2

accent

#ECE43C

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150705

muted

#837A79

Preview Lab

Preview with #A91F25

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

Preview Lab → · Contrast checker → · Palette generator →