#A4302B#A4302B

#A4302B is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.153 H 27.0°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#A4302B
RGB	rgb(164, 48, 43)
HSL	hsl(2, 58%, 41%)
HSV	hsv(2, 74%, 64%)
CMYK	cmyk(0%, 70.7%, 73.8%, 35.7%)
CIE-LAB	lab(38.17, 47.14, 30.63)
CIE-LCH	lch(38.17, 56.22, 33.01°)
OKLab	oklab(48.51% 0.1363 0.0694)
OKLCH	oklch(48.51% 0.153 27)
XYZ	xyz(16.8047, 10.1833, 3.3658)
Luminance	0.1018 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4302B #2B9FA4

analogous

#A42B63 #A4302B #A46C2B

triadic

#A4302B #2BA430 #302BA4

tetradic

#A4302B #63A42B #2B9FA4 #6C2BA4

square

#A4302B #63A42B #2B9FA4 #6C2BA4

split-complementary

#A4302B #2BA46C #2B63A4

monochromatic

#431412 #74221E #A4302B #CD453F #D97470

Accessibility & contrast

On white

6.92

#A4302B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A4302B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4302B

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4302B	#FFFFFF	#000000	##FFFFFF
##A4302B	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514A29

Deuteranopia (green-blind)

#6E6327

Tritanopia (blue-blind)

#B50630

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a4302b;
/* rgb */ color: rgb(164, 48, 43);
/* oklch */ color: oklch(48.5% 0.153 27.0);

Tailwind

colors: {
  custom: {
    50: '#c77065',
    500: '#a4302b',
    950: '#000000',
  },
}

SCSS

$custom: #a4302b;
$custom-light: #c77065;
$custom-dark: #000000;

JSON

{
  "hex": "#a4302b",
  "rgb": {
    "r": 164,
    "g": 48,
    "b": 43
  },
  "hsl": {
    "h": 2.479,
    "s": 58.454,
    "l": 40.588
  },
  "oklch": {
    "l": 0.4851,
    "c": 0.15296,
    "h": 27
  },
  "luminance": 0.10181
}

Semantic roles & 50–950 ramp

primary

#A4302B

secondary

#6ABDC1

accent

#DBE246

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140805

muted

#837B7A

Preview Lab

Preview with #A4302B

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

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