#C5403E#C5403E

#C5403E is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.2% C 0.170 H 25.2°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX#C5403E
RGBrgb(197, 64, 62)
HSLhsl(1, 54%, 51%)
HSVhsv(1, 69%, 77%)
CMYKcmyk(0%, 67.5%, 68.5%, 22.7%)
CIE-LABlab(46.83, 52.64, 31.10)
CIE-LCHlch(46.83, 61.14, 30.57°)
OKLaboklab(56.19% 0.1536 0.0722)
OKLCHoklch(56.19% 0.17 25.2)
XYZxyz(25.7316, 15.8886, 6.2684)
Luminance0.1588 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#C5403E #3EC3C5
analogous
#C53E7F #C5403E #C5833E
triadic
#C5403E #3EC540 #403EC5
tetradic
#C5403E #7FC53E #3EC3C5 #833EC5
square
#C5403E #7FC53E #3EC3C5 #833EC5
split-complementary
#C5403E #3EC583 #3E7FC5
monochromatic
#692120 #982F2E #C5403E #D36F6D #E19D9C

Accessibility & contrast

On white

5.03
#C5403E on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.18
#C5403E on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C5403E
5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##C5403E#FFFFFF#000000##FFFFFF
##C5403E1.005.034.185.03
#FFFFFF5.031.0021.001.00
#0000004.1821.001.0021.00
##FFFFFF5.031.0021.001.00

Color blindness preview

Protanopia (red-blind)
#655D3D
Deuteranopia (green-blind)
#867A3A
Tritanopia (blue-blind)
#D81B41
Achromatopsia (no color)
#6F6F6F

Design tokens & code

CSS
--color: #c5403e;
/* rgb */ color: rgb(197, 64, 62);
/* oklch */ color: oklch(56.2% 0.170 25.2);
Tailwind
colors: {
  custom: {
    50: '#de7c73',
    500: '#c5403e',
    950: '#000000',
  },
}
SCSS
$custom: #c5403e;
$custom-light: #de7c73;
$custom-dark: #000000;
JSON
{
  "hex": "#c5403e",
  "rgb": {
    "r": 197,
    "g": 64,
    "b": 62
  },
  "hsl": {
    "h": 0.889,
    "s": 53.785,
    "l": 50.784
  },
  "oklch": {
    "l": 0.56188,
    "c": 0.16977,
    "h": 25.2
  },
  "luminance": 0.15885
}

Semantic roles & 50–950 ramp

primary
#C5403E
secondary
#91CCCD
accent
#DBDD4B
background
#FEF7F7
surface
#FDEEED
border
#D5C9C8
text
#170A08
muted
#857C7B

Preview Lab

Preview with #C5403E

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

Preview Lab → · Contrast checker → · Palette generator →

#C5403E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva