#A12728#A12728

#A12728 is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.0% C 0.158 H 25.4°. Best body text is #FFFFFF at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#A12728
RGB	rgb(161, 39, 40)
HSL	hsl(360, 61%, 39%)
HSV	hsv(360, 76%, 63%)
CMYK	cmyk(0%, 75.8%, 75.2%, 36.9%)
CIE-LAB	lab(36.34, 49.38, 30.18)
CIE-LCH	lch(36.34, 57.88, 31.43°)
OKLab	oklab(47.02% 0.1431 0.0679)
OKLCH	oklch(47.02% 0.158 25.4)
XYZ	xyz(15.8083, 9.1838, 2.9473)
Luminance	0.0918 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A12728 #27A1A0

analogous

#A12765 #A12728 #A16327

triadic

#A12728 #28A127 #2728A1

tetradic

#A12728 #65A127 #27A1A0 #6327A1

square

#A12728 #65A127 #27A1A0 #6327A1

split-complementary

#A12728 #27A163 #2765A1

monochromatic

#3E0F10 #701B1C #A12728 #CE3738 #DA6869

Accessibility & contrast

On white

7.40

#A12728 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#A12728 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A12728

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A12728	#FFFFFF	#000000	##FFFFFF
##A12728	1.00	7.40	2.84	7.40
#FFFFFF	7.40	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4527

Deuteranopia (green-blind)

#6A5F23

Tritanopia (blue-blind)

#B10029

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #a12728;
/* rgb */ color: rgb(161, 39, 40);
/* oklch */ color: oklch(47.0% 0.158 25.4);

Tailwind

colors: {
  custom: {
    50: '#c56b62',
    500: '#a12728',
    950: '#000000',
  },
}

SCSS

$custom: #a12728;
$custom-light: #c56b62;
$custom-dark: #000000;

JSON

{
  "hex": "#a12728",
  "rgb": {
    "r": 161,
    "g": 39,
    "b": 40
  },
  "hsl": {
    "h": 359.508,
    "s": 61,
    "l": 39.216
  },
  "oklch": {
    "l": 0.47024,
    "c": 0.15841,
    "h": 25.4
  },
  "luminance": 0.09181
}

Semantic roles & 50–950 ramp

primary

#A12728

secondary

#63C0C0

accent

#E4E344

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#140705

muted

#837A79

Preview Lab

Preview with #A12728

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

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