#CF453B#CF453B

#CF453B is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.4% C 0.176 H 27.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#CF453B
RGB	rgb(207, 69, 59)
HSL	hsl(4, 61%, 52%)
HSV	hsv(4, 71%, 81%)
CMYK	cmyk(0%, 66.7%, 71.5%, 18.8%)
CIE-LAB	lab(49.30, 53.78, 36.18)
CIE-LCH	lch(49.30, 64.82, 33.93°)
OKLab	oklab(58.36% 0.1554 0.0824)
OKLCH	oklch(58.36% 0.176 27.9)
XYZ	xyz(28.6528, 17.8416, 6.0718)
Luminance	0.1784 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF453B #3BC5CF

analogous

#CF3B7B #CF453B #CF8F3B

triadic

#CF453B #3BCF45 #453BCF

tetradic

#CF453B #7BCF3B #3BC5CF #8F3BCF

square

#CF453B #7BCF3B #3BC5CF #8F3BCF

split-complementary

#CF453B #3BCF8F #3B7BCF

monochromatic

#73221C #A53128 #CF453B #DB746C #E7A29D

Accessibility & contrast

On white

4.60

#CF453B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#CF453B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CF453B

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF453B	#FFFFFF	#000000	##FFFFFF
##CF453B	1.00	4.60	4.57	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6239

Deuteranopia (green-blind)

#8E8037

Tritanopia (blue-blind)

#E31E44

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cf453b;
/* rgb */ color: rgb(207, 69, 59);
/* oklch */ color: oklch(58.4% 0.176 27.9);

Tailwind

colors: {
  custom: {
    50: '#e68071',
    500: '#cf453b',
    950: '#000000',
  },
}

SCSS

$custom: #cf453b;
$custom-light: #e68071;
$custom-dark: #000000;

JSON

{
  "hex": "#cf453b",
  "rgb": {
    "r": 207,
    "g": 69,
    "b": 59
  },
  "hsl": {
    "h": 4.054,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.58358,
    "c": 0.1759,
    "h": 27.9
  },
  "luminance": 0.17837
}

Semantic roles & 50–950 ramp

primary

#CF453B

secondary

#93CFD3

accent

#D9E444

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CF453B

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

Preview Lab → · Contrast checker → · Palette generator →