#A63F4E#A63F4E

#A63F4E is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.3% C 0.136 H 14.5°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX#A63F4E
RGBrgb(166, 63, 78)
HSLhsl(351, 45%, 45%)
HSVhsv(351, 62%, 65%)
CMYKcmyk(0%, 62%, 53%, 34.9%)
CIE-LABlab(41.55, 43.66, 13.52)
CIE-LCHlch(41.55, 45.70, 17.21°)
OKLaboklab(51.31% 0.1316 0.0341)
OKLCHoklch(51.31% 0.136 14.5)
XYZxyz(18.8801, 12.2144, 8.5696)
Luminance0.1221 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A63F4E #3FA697
analogous
#A63F82 #A63F4E #A6633F
triadic
#A63F4E #4EA63F #3F4EA6
tetradic
#A63F4E #82A63F #3FA697 #633FA6
square
#A63F4E #82A63F #3FA697 #633FA6
split-complementary
#A63F4E #3FA663 #3F82A6
monochromatic
#4D1D24 #7A2E39 #A63F4E #C3606E #D38C96

Accessibility & contrast

On white

6.10
#A63F4E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.44
#A63F4E on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63F4E
6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A63F4E#FFFFFF#000000##FFFFFF
##A63F4E1.006.103.446.10
#FFFFFF6.101.0021.001.00
#0000003.4421.001.0021.00
##FFFFFF6.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#57554E
Deuteranopia (green-blind)
#716A4C
Tritanopia (blue-blind)
#B52E45
Achromatopsia (no color)
#626262

Design tokens & code

CSS
--color: #a63f4e;
/* rgb */ color: rgb(166, 63, 78);
/* oklch */ color: oklch(51.3% 0.136 14.5);
Tailwind
colors: {
  custom: {
    50: '#c5797f',
    500: '#a63f4e',
    950: '#000000',
  },
}
SCSS
$custom: #a63f4e;
$custom-light: #c5797f;
$custom-dark: #000000;
JSON
{
  "hex": "#a63f4e",
  "rgb": {
    "r": 166,
    "g": 63,
    "b": 78
  },
  "hsl": {
    "h": 351.262,
    "s": 44.978,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51314,
    "c": 0.13589,
    "h": 14.5
  },
  "luminance": 0.12212
}

Semantic roles & 50–950 ramp

primary
#A63F4E
secondary
#83BEB6
accent
#D5C253
background
#FCF7F7
surface
#F9EEEE
border
#D2C9C9
text
#14090A
muted
#827B7C

Preview Lab

Preview with #A63F4E

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

Preview Lab → · Contrast checker → · Palette generator →

#A63F4E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva