#A63534#A63534

#A63534 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.6% C 0.149 H 24.8°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX#A63534
RGBrgb(166, 53, 52)
HSLhsl(1, 52%, 43%)
HSVhsv(1, 69%, 65%)
CMYKcmyk(0%, 68.1%, 68.7%, 34.9%)
CIE-LABlab(39.42, 46.23, 26.79)
CIE-LCHlch(39.42, 53.43, 30.09°)
OKLaboklab(49.55% 0.1351 0.0625)
OKLCHoklch(49.55% 0.149 24.8)
XYZxyz(17.6207, 10.9037, 4.4249)
Luminance0.1090 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A63534 #34A5A6
analogous
#A6346C #A63534 #A66E34
triadic
#A63534 #34A635 #3534A6
tetradic
#A63534 #6CA634 #34A5A6 #6E34A6
square
#A63534 #6CA634 #34A5A6 #6E34A6
split-complementary
#A63534 #34A66E #346CA6
monochromatic
#491717 #772625 #A63534 #C8504F #D77F7E

Accessibility & contrast

On white

6.60
#A63534 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.18
#A63534 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63534
6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A63534#FFFFFF#000000##FFFFFF
##A635341.006.603.186.60
#FFFFFF6.601.0021.001.00
#0000003.1821.001.0021.00
##FFFFFF6.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#544D33
Deuteranopia (green-blind)
#706631
Tritanopia (blue-blind)
#B61736
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #a63534;
/* rgb */ color: rgb(166, 53, 52);
/* oklch */ color: oklch(49.6% 0.149 24.8);
Tailwind
colors: {
  custom: {
    50: '#c7736b',
    500: '#a63534',
    950: '#000000',
  },
}
SCSS
$custom: #a63534;
$custom-light: #c7736b;
$custom-dark: #000000;
JSON
{
  "hex": "#a63534",
  "rgb": {
    "r": 166,
    "g": 53,
    "b": 52
  },
  "hsl": {
    "h": 0.526,
    "s": 52.294,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49554,
    "c": 0.14887,
    "h": 24.8
  },
  "luminance": 0.10901
}

Semantic roles & 50–950 ramp

primary
#A63534
secondary
#76BFC0
accent
#DADC4C
background
#FDF7F6
surface
#FAEDEB
border
#D3C8C6
text
#140806
muted
#837B7A

Preview Lab

Preview with #A63534

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

Preview Lab → · Contrast checker → · Palette generator →

#A63534 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva