#A7351B#A7351B

#A7351B is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.4% C 0.154 H 34.1°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX#A7351B
RGBrgb(167, 53, 27)
HSLhsl(11, 72%, 38%)
HSVhsv(11, 84%, 65%)
CMYKcmyk(0%, 68.3%, 83.8%, 34.5%)
CIE-LABlab(39.32, 45.53, 40.79)
CIE-LCHlch(39.32, 61.13, 41.86°)
OKLaboklab(49.42% 0.1278 0.0866)
OKLCHoklch(49.42% 0.154 34.1)
XYZxyz(17.4093, 10.8434, 2.2130)
Luminance0.1084 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A7351B #1B8DA7
analogous
#A71B47 #A7351B #A77B1B
triadic
#A7351B #1BA735 #351BA7
tetradic
#A7351B #47A71B #1B8DA7 #7B1BA7
square
#A7351B #47A71B #1B8DA7 #7B1BA7
split-complementary
#A7351B #1BA77B #1B47A7
monochromatic
#3E140A #722412 #A7351B #DC4624 #E47258

Accessibility & contrast

On white

6.63
#A7351B on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.17
#A7351B on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7351B
6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A7351B#FFFFFF#000000##FFFFFF
##A7351B1.006.633.176.63
#FFFFFF6.631.0021.001.00
#0000003.1721.001.0021.00
##FFFFFF6.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#564D17
Deuteranopia (green-blind)
#736615
Tritanopia (blue-blind)
#B80E30
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #a7351b;
/* rgb */ color: rgb(167, 53, 27);
/* oklch */ color: oklch(49.4% 0.154 34.1);
Tailwind
colors: {
  custom: {
    50: '#ca735a',
    500: '#a7351b',
    950: '#000000',
  },
}
SCSS
$custom: #a7351b;
$custom-light: #ca735a;
$custom-dark: #000000;
JSON
{
  "hex": "#a7351b",
  "rgb": {
    "r": 167,
    "g": 53,
    "b": 27
  },
  "hsl": {
    "h": 11.143,
    "s": 72.165,
    "l": 38.039
  },
  "oklch": {
    "l": 0.4942,
    "c": 0.15434,
    "h": 34.1
  },
  "luminance": 0.10841
}

Semantic roles & 50–950 ramp

primary
#A7351B
secondary
#56B2C8
accent
#CDEF39
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A7351B

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

Preview Lab → · Contrast checker → · Palette generator →

#A7351B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva