#A3302F#A3302F

#A3302F is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.4% C 0.151 H 25.2°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#A3302F
RGB	rgb(163, 48, 47)
HSL	hsl(1, 55%, 41%)
HSV	hsv(1, 71%, 64%)
CMYK	cmyk(0%, 70.6%, 71.2%, 36.1%)
CIE-LAB	lab(38.04, 47.00, 28.03)
CIE-LCH	lch(38.04, 54.72, 30.81°)
OKLab	oklab(48.39% 0.1369 0.0645)
OKLCH	oklch(48.39% 0.151 25.2)
XYZ	xyz(16.6761, 10.1081, 3.7617)
Luminance	0.1011 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3302F #2FA2A3

analogous

#A32F68 #A3302F #A36A2F

triadic

#A3302F #2FA330 #302FA3

tetradic

#A3302F #68A32F #2FA2A3 #6A2FA3

square

#A3302F #68A32F #2FA2A3 #6A2FA3

split-complementary

#A3302F #2FA36A #2F68A3

monochromatic

#441414 #732221 #A3302F #CA4746 #D77675

Accessibility & contrast

On white

6.95

#A3302F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#A3302F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3302F

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3302F	#FFFFFF	#000000	##FFFFFF
##A3302F	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A2E

Deuteranopia (green-blind)

#6D632B

Tritanopia (blue-blind)

#B30A31

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a3302f;
/* rgb */ color: rgb(163, 48, 47);
/* oklch */ color: oklch(48.4% 0.151 25.2);

Tailwind

colors: {
  custom: {
    50: '#c67067',
    500: '#a3302f',
    950: '#000000',
  },
}

SCSS

$custom: #a3302f;
$custom-light: #c67067;
$custom-dark: #000000;

JSON

{
  "hex": "#a3302f",
  "rgb": {
    "r": 163,
    "g": 48,
    "b": 47
  },
  "hsl": {
    "h": 0.517,
    "s": 55.238,
    "l": 41.176
  },
  "oklch": {
    "l": 0.48393,
    "c": 0.15131,
    "h": 25.2
  },
  "luminance": 0.10106
}

Semantic roles & 50–950 ramp

primary

#A3302F

secondary

#6FBEBF

accent

#DDDF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A3302F

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

Preview Lab → · Contrast checker → · Palette generator →