#CB4B45#CB4B45

#CB4B45 is a mid, vivid red. Relative luminance 0.182; OKLCH L 58.6% C 0.164 H 26.1°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX#CB4B45
RGBrgb(203, 75, 69)
HSLhsl(3, 56%, 53%)
HSVhsv(3, 66%, 80%)
CMYKcmyk(0%, 63.1%, 66%, 20.4%)
CIE-LABlab(49.69, 50.41, 30.74)
CIE-LCHlch(49.69, 59.05, 31.37°)
OKLaboklab(58.57% 0.1473 0.0722)
OKLCHoklch(58.57% 0.164 26.1)
XYZxyz(28.2217, 18.1622, 7.6486)
Luminance0.1816 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#CB4B45 #45C5CB
analogous
#CB4582 #CB4B45 #CB8E45
triadic
#CB4B45 #45CB4B #4B45CB
tetradic
#CB4B45 #82CB45 #45C5CB #8E45CB
square
#CB4B45 #82CB45 #45C5CB #8E45CB
split-complementary
#CB4B45 #45CB8E #4582CB
monochromatic
#752421 #A5332E #CB4B45 #D87975 #E6A8A5

Accessibility & contrast

On white

4.53
#CB4B45 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.63
#CB4B45 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB4B45
4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##CB4B45#FFFFFF#000000##000000
##CB4B451.004.534.634.63
#FFFFFF4.531.0021.0021.00
#0000004.6321.001.001.00
##0000004.6321.001.001.00

Color blindness preview

Protanopia (red-blind)
#6D6543
Deuteranopia (green-blind)
#8D8041
Tritanopia (blue-blind)
#DE2E4B
Achromatopsia (no color)
#767676

Design tokens & code

CSS
--color: #cb4b45;
/* rgb */ color: rgb(203, 75, 69);
/* oklch */ color: oklch(58.6% 0.164 26.1);
Tailwind
colors: {
  custom: {
    50: '#e28379',
    500: '#cb4b45',
    950: '#000000',
  },
}
SCSS
$custom: #cb4b45;
$custom-light: #e28379;
$custom-dark: #000000;
JSON
{
  "hex": "#cb4b45",
  "rgb": {
    "r": 203,
    "g": 75,
    "b": 69
  },
  "hsl": {
    "h": 2.687,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.58565,
    "c": 0.16402,
    "h": 26.1
  },
  "luminance": 0.18158
}

Semantic roles & 50–950 ramp

primary
#CB4B45
secondary
#99D0D3
accent
#D9E048
background
#FEF8F7
surface
#FDEFED
border
#D5CAC8
text
#170B09
muted
#857C7B

Preview Lab

Preview with #CB4B45

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

Preview Lab → · Contrast checker → · Palette generator →

#CB4B45 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva