#CB4436#CB4436

#CB4436 is a mid, vivid red. Relative luminance 0.171; OKLCH L 57.5% C 0.173 H 29.3°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#CB4436
RGB	rgb(203, 68, 54)
HSL	hsl(6, 59%, 50%)
HSV	hsv(6, 73%, 80%)
CMYK	cmyk(0%, 66.5%, 73.4%, 20.4%)
CIE-LAB	lab(48.39, 52.63, 37.76)
CIE-LCH	lch(48.39, 64.77, 35.66°)
OKLab	oklab(57.52% 0.1512 0.085)
OKLCH	oklch(57.52% 0.174 29.3)
XYZ	xyz(27.3646, 17.1011, 5.3492)
Luminance	0.1710 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4436 #36BDCB

analogous

#CB3672 #CB4436 #CB8F36

triadic

#CB4436 #36CB44 #4436CB

tetradic

#CB4436 #72CB36 #36BDCB #8F36CB

square

#CB4436 #72CB36 #36BDCB #8F36CB

split-complementary

#CB4436 #36CB8F #3672CB

monochromatic

#6B231C #9C3328 #CB4436 #D87167 #E49E97

Accessibility & contrast

On white

4.75

#CB4436 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#CB4436 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4436

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4436	#FFFFFF	#000000	##FFFFFF
##CB4436	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6033

Deuteranopia (green-blind)

#8C7E31

Tritanopia (blue-blind)

#DF1D42

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cb4436;
/* rgb */ color: rgb(203, 68, 54);
/* oklch */ color: oklch(57.5% 0.173 29.3);

Tailwind

colors: {
  custom: {
    50: '#e37f6e',
    500: '#cb4436',
    950: '#000000',
  },
}

SCSS

$custom: #cb4436;
$custom-light: #e37f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4436",
  "rgb": {
    "r": 203,
    "g": 68,
    "b": 54
  },
  "hsl": {
    "h": 5.638,
    "s": 58.893,
    "l": 50.392
  },
  "oklch": {
    "l": 0.57521,
    "c": 0.1735,
    "h": 29.3
  },
  "luminance": 0.17097
}

Semantic roles & 50–950 ramp

primary

#CB4436

secondary

#8DC9D0

accent

#D3E246

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CB4436

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

Preview Lab → · Contrast checker → · Palette generator →