#A1302B#A1302B

#A1302B is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.0% C 0.150 H 26.9°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#A1302B
RGB	rgb(161, 48, 43)
HSL	hsl(3, 58%, 40%)
HSV	hsv(3, 73%, 63%)
CMYK	cmyk(0%, 70.2%, 73.3%, 36.9%)
CIE-LAB	lab(37.60, 46.13, 29.83)
CIE-LCH	lch(37.60, 54.93, 32.89°)
OKLab	oklab(47.98% 0.1335 0.0678)
OKLCH	oklch(47.98% 0.15 26.9)
XYZ	xyz(16.1927, 9.8678, 3.3371)
Luminance	0.0987 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1302B #2B9CA1

analogous

#A12B61 #A1302B #A16B2B

triadic

#A1302B #2BA130 #302BA1

tetradic

#A1302B #61A12B #2B9CA1 #6B2BA1

square

#A1302B #61A12B #2B9CA1 #6B2BA1

split-complementary

#A1302B #2BA16B #2B61A1

monochromatic

#401311 #71221E #A1302B #CB443E #D8736E

Accessibility & contrast

On white

7.06

#A1302B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#A1302B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1302B

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1302B	#FFFFFF	#000000	##FFFFFF
##A1302B	1.00	7.06	2.97	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504929

Deuteranopia (green-blind)

#6C6227

Tritanopia (blue-blind)

#B10A30

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a1302b;
/* rgb */ color: rgb(161, 48, 43);
/* oklch */ color: oklch(48.0% 0.150 26.9);

Tailwind

colors: {
  custom: {
    50: '#c47064',
    500: '#a1302b',
    950: '#000000',
  },
}

SCSS

$custom: #a1302b;
$custom-light: #c47064;
$custom-dark: #000000;

JSON

{
  "hex": "#a1302b",
  "rgb": {
    "r": 161,
    "g": 48,
    "b": 43
  },
  "hsl": {
    "h": 2.542,
    "s": 57.843,
    "l": 40
  },
  "oklch": {
    "l": 0.47984,
    "c": 0.14973,
    "h": 26.9
  },
  "luminance": 0.09865
}

Semantic roles & 50–950 ramp

primary

#A1302B

secondary

#69BCBF

accent

#DBE147

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140805

muted

#837B7A

Preview Lab

Preview with #A1302B

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

Preview Lab → · Contrast checker → · Palette generator →