#CB3941#CB3941

#CB3941 is a mid, vivid red. Relative luminance 0.160; OKLCH L 56.5% C 0.182 H 22.4°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX#CB3941
RGBrgb(203, 57, 65)
HSLhsl(357, 58%, 51%)
HSVhsv(357, 72%, 80%)
CMYKcmyk(0%, 71.9%, 68%, 20.4%)
CIE-LABlab(46.99, 57.39, 29.77)
CIE-LCHlch(46.99, 64.66, 27.42°)
OKLaboklab(56.52% 0.1686 0.0695)
OKLCHoklch(56.52% 0.182 22.4)
XYZxyz(27.0488, 16.0084, 6.6657)
Luminance0.1600 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#CB3941 #39CBC3
analogous
#CB398A #CB3941 #CB7A39
triadic
#CB3941 #41CB39 #3941CB
tetradic
#CB3941 #8ACB39 #39CBC3 #7A39CB
square
#CB3941 #8ACB39 #39CBC3 #7A39CB
split-complementary
#CB3941 #39CB7A #398ACB
monochromatic
#6D1D21 #9D2930 #CB3941 #D86970 #E49A9E

Accessibility & contrast

On white

5.00
#CB3941 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.20
#CB3941 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3941
5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##CB3941#FFFFFF#000000##FFFFFF
##CB39411.005.004.205.00
#FFFFFF5.001.0021.001.00
#0000004.2021.001.0021.00
##FFFFFF5.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#625B40
Deuteranopia (green-blind)
#877B3C
Tritanopia (blue-blind)
#DF003D
Achromatopsia (no color)
#6F6F6F

Design tokens & code

CSS
--color: #cb3941;
/* rgb */ color: rgb(203, 57, 65);
/* oklch */ color: oklch(56.5% 0.182 22.4);
Tailwind
colors: {
  custom: {
    50: '#e37a75',
    500: '#cb3941',
    950: '#000000',
  },
}
SCSS
$custom: #cb3941;
$custom-light: #e37a75;
$custom-dark: #000000;
JSON
{
  "hex": "#cb3941",
  "rgb": {
    "r": 203,
    "g": 57,
    "b": 65
  },
  "hsl": {
    "h": 356.712,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.5652,
    "c": 0.18232,
    "h": 22.4
  },
  "luminance": 0.16004
}

Semantic roles & 50–950 ramp

primary
#CB3941
secondary
#90D0CD
accent
#E2D946
background
#FFF7F7
surface
#FEEEED
border
#D6C9C8
text
#170A08
muted
#857C7B

Preview Lab

Preview with #CB3941

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

Preview Lab → · Contrast checker → · Palette generator →

#CB3941 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva