#CB453F#CB453F

#CB453F is a mid, vivid red. Relative luminance 0.173; OKLCH L 57.8% C 0.171 H 26.5°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#CB453F
RGB	rgb(203, 69, 63)
HSL	hsl(3, 57%, 52%)
HSV	hsv(3, 69%, 80%)
CMYK	cmyk(0%, 66%, 69%, 20.4%)
CIE-LAB	lab(48.66, 52.64, 32.96)
CIE-LCH	lch(48.66, 62.11, 32.05°)
OKLab	oklab(57.76% 0.1531 0.0763)
OKLCH	oklch(57.76% 0.171 26.5)
XYZ	xyz(27.6568, 17.3156, 6.5876)
Luminance	0.1731 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB453F #3FC5CB

analogous

#CB3F7F #CB453F #CB8B3F

triadic

#CB453F #3FCB45 #453FCB

tetradic

#CB453F #7FCB3F #3FC5CB #8B3FCB

square

#CB453F #7FCB3F #3FC5CB #8B3FCB

split-complementary

#CB453F #3FCB8B #3F7FCB

monochromatic

#71221F #A1312C #CB453F #D8746F #E5A29F

Accessibility & contrast

On white

4.71

#CB453F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#CB453F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB453F

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB453F	#FFFFFF	#000000	##FFFFFF
##CB453F	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A613D

Deuteranopia (green-blind)

#8B7E3B

Tritanopia (blue-blind)

#DF2245

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #cb453f;
/* rgb */ color: rgb(203, 69, 63);
/* oklch */ color: oklch(57.8% 0.171 26.5);

Tailwind

colors: {
  custom: {
    50: '#e28074',
    500: '#cb453f',
    950: '#000000',
  },
}

SCSS

$custom: #cb453f;
$custom-light: #e28074;
$custom-dark: #000000;

JSON

{
  "hex": "#cb453f",
  "rgb": {
    "r": 203,
    "g": 69,
    "b": 63
  },
  "hsl": {
    "h": 2.571,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57759,
    "c": 0.17104,
    "h": 26.5
  },
  "luminance": 0.17312
}

Semantic roles & 50–950 ramp

primary

#CB453F

secondary

#94CFD1

accent

#DAE147

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB453F

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

Preview Lab → · Contrast checker → · Palette generator →