#CF4538#CF4538

#CF4538 is a mid, vivid red. Relative luminance 0.178; OKLCH L 58.3% C 0.176 H 28.9°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#CF4538
RGB	rgb(207, 69, 56)
HSL	hsl(5, 61%, 52%)
HSV	hsv(5, 73%, 81%)
CMYK	cmyk(0%, 66.7%, 72.9%, 18.8%)
CIE-LAB	lab(49.27, 53.64, 37.83)
CIE-LCH	lch(49.27, 65.64, 35.19°)
OKLab	oklab(58.32% 0.1544 0.0854)
OKLCH	oklch(58.32% 0.176 28.9)
XYZ	xyz(28.5772, 17.8113, 5.6738)
Luminance	0.1781 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CF4538 #38C2CF

analogous

#CF3876 #CF4538 #CF9138

triadic

#CF4538 #38CF45 #4538CF

tetradic

#CF4538 #76CF38 #38C2CF #9138CF

square

#CF4538 #76CF38 #38C2CF #9138CF

split-complementary

#CF4538 #38CF91 #3876CF

monochromatic

#71231B #A33227 #CF4538 #DB7369 #E7A19B

Accessibility & contrast

On white

4.60

#CF4538 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#CF4538 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #CF4538

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CF4538	#FFFFFF	#000000	##FFFFFF
##CF4538	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6236

Deuteranopia (green-blind)

#8E8033

Tritanopia (blue-blind)

#E31D43

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #cf4538;
/* rgb */ color: rgb(207, 69, 56);
/* oklch */ color: oklch(58.3% 0.176 28.9);

Tailwind

colors: {
  custom: {
    50: '#e6806f',
    500: '#cf4538',
    950: '#000000',
  },
}

SCSS

$custom: #cf4538;
$custom-light: #e6806f;
$custom-dark: #000000;

JSON

{
  "hex": "#cf4538",
  "rgb": {
    "r": 207,
    "g": 69,
    "b": 56
  },
  "hsl": {
    "h": 5.166,
    "s": 61.134,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58319,
    "c": 0.1764,
    "h": 28.9
  },
  "luminance": 0.17807
}

Semantic roles & 50–950 ramp

primary

#CF4538

secondary

#90CDD3

accent

#D6E444

background

#FFF8F6

surface

#FFEFEC

border

#D7CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CF4538

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

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