#A7333A#A7333A

#A7333A is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.151 H 21.3°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#A7333A
RGB	rgb(167, 51, 58)
HSL	hsl(356, 53%, 43%)
HSV	hsv(356, 69%, 65%)
CMYK	cmyk(0%, 69.5%, 65.3%, 34.5%)
CIE-LAB	lab(39.40, 47.74, 23.12)
CIE-LCH	lch(39.40, 53.05, 25.84°)
OKLab	oklab(49.6% 0.141 0.055)
OKLCH	oklch(49.6% 0.151 21.3)
XYZ	xyz(17.8857, 10.8912, 5.1626)
Luminance	0.1089 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7333A #33A7A0

analogous

#A73374 #A7333A #A76633

triadic

#A7333A #3AA733 #333AA7

tetradic

#A7333A #74A733 #33A7A0 #6633A7

square

#A7333A #74A733 #33A7A0 #6633A7

split-complementary

#A7333A #33A766 #3374A7

monochromatic

#491619 #78252A #A7333A #C94E56 #D77D83

Accessibility & contrast

On white

6.61

#A7333A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#A7333A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7333A

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7333A	#FFFFFF	#000000	##FFFFFF
##A7333A	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524D39

Deuteranopia (green-blind)

#706637

Tritanopia (blue-blind)

#B71437

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a7333a;
/* rgb */ color: rgb(167, 51, 58);
/* oklch */ color: oklch(49.6% 0.151 21.3);

Tailwind

colors: {
  custom: {
    50: '#c87270',
    500: '#a7333a',
    950: '#000000',
  },
}

SCSS

$custom: #a7333a;
$custom-light: #c87270;
$custom-dark: #000000;

JSON

{
  "hex": "#a7333a",
  "rgb": {
    "r": 167,
    "g": 51,
    "b": 58
  },
  "hsl": {
    "h": 356.379,
    "s": 53.211,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49604,
    "c": 0.1514,
    "h": 21.3
  },
  "luminance": 0.10889
}

Semantic roles & 50–950 ramp

primary

#A7333A

secondary

#76C0BC

accent

#DDD44B

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#140807

muted

#837B7A

Preview Lab

Preview with #A7333A

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

Preview Lab → · Contrast checker → · Palette generator →