#CB443D#CB443D

#CB443D is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.6% C 0.172 H 26.9°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#CB443D
RGB	rgb(203, 68, 61)
HSL	hsl(3, 58%, 52%)
HSV	hsv(3, 70%, 80%)
CMYK	cmyk(0%, 66.5%, 70%, 20.4%)
CIE-LAB	lab(48.48, 52.95, 33.90)
CIE-LCH	lch(48.48, 62.87, 32.63°)
OKLab	oklab(57.62% 0.1537 0.078)
OKLCH	oklch(57.62% 0.172 26.9)
XYZ	xyz(27.5410, 17.1716, 6.2782)
Luminance	0.1717 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB443D #3DC4CB

analogous

#CB3D7D #CB443D #CB8B3D

triadic

#CB443D #3DCB44 #443DCB

tetradic

#CB443D #7DCB3D #3DC4CB #8B3DCB

square

#CB443D #7DCB3D #3DC4CB #8B3DCB

split-complementary

#CB443D #3DCB8B #3D7DCB

monochromatic

#70221E #A0312B #CB443D #D8736D #E5A19E

Accessibility & contrast

On white

4.74

#CB443D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#CB443D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB443D

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB443D	#FFFFFF	#000000	##FFFFFF
##CB443D	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69613B

Deuteranopia (green-blind)

#8B7E39

Tritanopia (blue-blind)

#DF1F44

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cb443d;
/* rgb */ color: rgb(203, 68, 61);
/* oklch */ color: oklch(57.6% 0.172 26.9);

Tailwind

colors: {
  custom: {
    50: '#e37f73',
    500: '#cb443d',
    950: '#000000',
  },
}

SCSS

$custom: #cb443d;
$custom-light: #e37f73;
$custom-dark: #000000;

JSON

{
  "hex": "#cb443d",
  "rgb": {
    "r": 203,
    "g": 68,
    "b": 61
  },
  "hsl": {
    "h": 2.958,
    "s": 57.724,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57615,
    "c": 0.17233,
    "h": 26.9
  },
  "luminance": 0.17168
}

Semantic roles & 50–950 ramp

primary

#CB443D

secondary

#93CED1

accent

#D9E147

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB443D

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

Preview Lab → · Contrast checker → · Palette generator →