#A61D23#A61D23

#A61D23 is a mid, vivid red. Relative luminance 0.091; OKLCH L 47.1% C 0.172 H 25.2°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#A61D23
RGB	rgb(166, 29, 35)
HSL	hsl(357, 70%, 38%)
HSV	hsv(357, 83%, 65%)
CMYK	cmyk(0%, 82.5%, 78.9%, 34.9%)
CIE-LAB	lab(36.19, 53.78, 33.29)
CIE-LCH	lch(36.19, 63.25, 31.76°)
OKLab	oklab(47.08% 0.1553 0.0729)
OKLCH	oklch(47.08% 0.172 25.2)
XYZ	xyz(16.4706, 9.1097, 2.4809)
Luminance	0.0911 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A61D23 #1DA6A0

analogous

#A61D67 #A61D23 #A65B1D

triadic

#A61D23 #23A61D #1D23A6

tetradic

#A61D23 #67A61D #1DA6A0 #5B1DA6

square

#A61D23 #67A61D #1DA6A0 #5B1DA6

split-complementary

#A61D23 #1DA65B #1D67A6

monochromatic

#3E0B0D #721418 #A61D23 #D9272F #E25B61

Accessibility & contrast

On white

7.44

#A61D23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#A61D23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A61D23

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A61D23	#FFFFFF	#000000	##FFFFFF
##A61D23	1.00	7.44	2.82	7.44
#FFFFFF	7.44	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4222

Deuteranopia (green-blind)

#6B601D

Tritanopia (blue-blind)

#B70021

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a61d23;
/* rgb */ color: rgb(166, 29, 35);
/* oklch */ color: oklch(47.1% 0.172 25.2);

Tailwind

colors: {
  custom: {
    50: '#ca685e',
    500: '#a61d23',
    950: '#000000',
  },
}

SCSS

$custom: #a61d23;
$custom-light: #ca685e;
$custom-dark: #000000;

JSON

{
  "hex": "#a61d23",
  "rgb": {
    "r": 166,
    "g": 29,
    "b": 35
  },
  "hsl": {
    "h": 357.372,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.4708,
    "c": 0.17157,
    "h": 25.2
  },
  "luminance": 0.09107
}

Semantic roles & 50–950 ramp

primary

#A61D23

secondary

#59C6C1

accent

#EDE53B

background

#FDF6F5

surface

#FBEBE9

border

#D4C6C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A61D23

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

Preview Lab → · Contrast checker → · Palette generator →