#C43830#C43830

#C43830 is a mid, vivid red. Relative luminance 0.148; OKLCH L 55.0% C 0.178 H 27.8°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX#C43830
RGBrgb(196, 56, 48)
HSLhsl(3, 61%, 48%)
HSVhsv(3, 76%, 77%)
CMYKcmyk(0%, 71.4%, 75.5%, 23.1%)
CIE-LABlab(45.33, 54.77, 37.39)
CIE-LCHlch(45.33, 66.32, 34.32°)
OKLaboklab(54.98% 0.1576 0.0832)
OKLCHoklch(54.98% 0.178 27.8)
XYZxyz(24.7155, 14.7813, 4.3474)
Luminance0.1478 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C43830 #30BCC4
analogous
#C43072 #C43830 #C48230
triadic
#C43830 #30C438 #3830C4
tetradic
#C43830 #72C430 #30BCC4 #8230C4
square
#C43830 #72C430 #30BCC4 #8230C4
split-complementary
#C43830 #30C482 #3072C4
monochromatic
#621C18 #932A24 #C43830 #D7615A #E3908C

Accessibility & contrast

On white

5.31
#C43830 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.96
#C43830 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43830
5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C43830#FFFFFF#000000##FFFFFF
##C438301.005.313.965.31
#FFFFFF5.311.0021.001.00
#0000003.9621.001.0021.00
##FFFFFF5.311.0021.001.00

Color blindness preview

Protanopia (red-blind)
#61582E
Deuteranopia (green-blind)
#84762B
Tritanopia (blue-blind)
#D80038
Achromatopsia (no color)
#6B6B6B

Design tokens & code

CSS
--color: #c43830;
/* rgb */ color: rgb(196, 56, 48);
/* oklch */ color: oklch(55.0% 0.178 27.8);
Tailwind
colors: {
  custom: {
    50: '#df7869',
    500: '#c43830',
    950: '#000000',
  },
}
SCSS
$custom: #c43830;
$custom-light: #df7869;
$custom-dark: #000000;
JSON
{
  "hex": "#c43830",
  "rgb": {
    "r": 196,
    "g": 56,
    "b": 48
  },
  "hsl": {
    "h": 3.243,
    "s": 60.656,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54979,
    "c": 0.17819,
    "h": 27.8
  },
  "luminance": 0.14778
}

Semantic roles & 50–950 ramp

primary
#C43830
secondary
#83C9CD
accent
#DBE444
background
#FEF7F6
surface
#FDEEEB
border
#D5C9C6
text
#170A06
muted
#857C7A

Preview Lab

Preview with #C43830

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

Preview Lab → · Contrast checker → · Palette generator →

#C43830 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva