#CD4138#CD4138

#CD4138 is a mid, vivid red. Relative luminance 0.170; OKLCH L 57.5% C 0.178 H 27.8°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#CD4138
RGB	rgb(205, 65, 56)
HSL	hsl(4, 60%, 51%)
HSV	hsv(4, 73%, 80%)
CMYK	cmyk(0%, 68.3%, 72.7%, 19.6%)
CIE-LAB	lab(48.32, 54.58, 36.66)
CIE-LCH	lch(48.32, 65.75, 33.89°)
OKLab	oklab(57.55% 0.1576 0.083)
OKLCH	oklch(57.55% 0.178 27.8)
XYZ	xyz(27.7840, 17.0494, 5.5685)
Luminance	0.1704 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CD4138 #38C4CD

analogous

#CD3879 #CD4138 #CD8B38

triadic

#CD4138 #38CD41 #4138CD

tetradic

#CD4138 #79CD38 #38C4CD #8B38CD

square

#CD4138 #79CD38 #38C4CD #8B38CD

split-complementary

#CD4138 #38CD8B #3879CD

monochromatic

#6F211C #A02F28 #CD4138 #D97069 #E69E9A

Accessibility & contrast

On white

4.76

#CD4138 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#CD4138 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CD4138

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CD4138	#FFFFFF	#000000	##FFFFFF
##CD4138	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695F36

Deuteranopia (green-blind)

#8C7E33

Tritanopia (blue-blind)

#E11440

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cd4138;
/* rgb */ color: rgb(205, 65, 56);
/* oklch */ color: oklch(57.5% 0.178 27.8);

Tailwind

colors: {
  custom: {
    50: '#e57e6f',
    500: '#cd4138',
    950: '#000000',
  },
}

SCSS

$custom: #cd4138;
$custom-light: #e57e6f;
$custom-dark: #000000;

JSON

{
  "hex": "#cd4138",
  "rgb": {
    "r": 205,
    "g": 65,
    "b": 56
  },
  "hsl": {
    "h": 3.624,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57545,
    "c": 0.17807,
    "h": 27.8
  },
  "luminance": 0.17045
}

Semantic roles & 50–950 ramp

primary

#CD4138

secondary

#8FCDD1

accent

#D9E345

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CD4138

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

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