#A91C38#A91C38

#A91C38 is a mid, vivid red. Relative luminance 0.096; OKLCH L 47.9% C 0.174 H 17.0°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#A91C38
RGB	rgb(169, 28, 56)
HSL	hsl(348, 72%, 39%)
HSV	hsv(348, 83%, 66%)
CMYK	cmyk(0%, 83.4%, 66.9%, 33.7%)
CIE-LAB	lab(37.03, 55.84, 21.45)
CIE-LCH	lch(37.03, 59.82, 21.02°)
OKLab	oklab(47.91% 0.1662 0.051)
OKLCH	oklch(47.91% 0.174 17)
XYZ	xyz(17.4932, 9.5538, 4.6636)
Luminance	0.0955 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A91C38 #1CA98D

analogous

#A91C7E #A91C38 #A9461C

triadic

#A91C38 #38A91C #1C38A9

tetradic

#A91C38 #7EA91C #1CA98D #461CA9

square

#A91C38 #7EA91C #1CA98D #461CA9

split-complementary

#A91C38 #1CA946 #1C7EA9

monochromatic

#400B15 #741327 #A91C38 #DB274B #E45B77

Accessibility & contrast

On white

7.22

#A91C38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#A91C38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A91C38

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A91C38	#FFFFFF	#000000	##FFFFFF
##A91C38	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)

#484438

Deuteranopia (green-blind)

#6B6134

Tritanopia (blue-blind)

#BA0029

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #a91c38;
/* rgb */ color: rgb(169, 28, 56);
/* oklch */ color: oklch(47.9% 0.174 17.0);

Tailwind

colors: {
  custom: {
    50: '#cb696e',
    500: '#a91c38',
    950: '#000000',
  },
}

SCSS

$custom: #a91c38;
$custom-light: #cb696e;
$custom-dark: #000000;

JSON

{
  "hex": "#a91c38",
  "rgb": {
    "r": 169,
    "g": 28,
    "b": 56
  },
  "hsl": {
    "h": 348.085,
    "s": 71.574,
    "l": 38.627
  },
  "oklch": {
    "l": 0.47905,
    "c": 0.17387,
    "h": 17
  },
  "luminance": 0.09551
}

Semantic roles & 50–950 ramp

primary

#A91C38

secondary

#59C8B2

accent

#EECA39

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150707

muted

#837A7A

Preview Lab

Preview with #A91C38

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

Preview Lab → · Contrast checker → · Palette generator →