#CC4540#CC4540

#CC4540 is a mid, vivid red. Relative luminance 0.175; OKLCH L 57.9% C 0.172 H 26.1°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#CC4540
RGB	rgb(204, 69, 64)
HSL	hsl(2, 58%, 53%)
HSV	hsv(2, 69%, 80%)
CMYK	cmyk(0%, 66.2%, 68.6%, 20%)
CIE-LAB	lab(48.84, 53.03, 32.65)
CIE-LCH	lch(48.84, 62.27, 31.62°)
OKLab	oklab(57.94% 0.1544 0.0757)
OKLCH	oklch(57.94% 0.172 26.1)
XYZ	xyz(27.9583, 17.4678, 6.7489)
Luminance	0.1746 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC4540 #40C7CC

analogous

#CC4081 #CC4540 #CC8B40

triadic

#CC4540 #40CC45 #4540CC

tetradic

#CC4540 #81CC40 #40C7CC #8B40CC

square

#CC4540 #81CC40 #40C7CC #8B40CC

split-complementary

#CC4540 #40CC8B #4081CC

monochromatic

#73221F #A3302C #CC4540 #D97470 #E6A3A1

Accessibility & contrast

On white

4.67

#CC4540 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#CC4540 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC4540

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC4540	#FFFFFF	#000000	##FFFFFF
##CC4540	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A623E

Deuteranopia (green-blind)

#8C7F3C

Tritanopia (blue-blind)

#E02245

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #cc4540;
/* rgb */ color: rgb(204, 69, 64);
/* oklch */ color: oklch(57.9% 0.172 26.1);

Tailwind

colors: {
  custom: {
    50: '#e38075',
    500: '#cc4540',
    950: '#000000',
  },
}

SCSS

$custom: #cc4540;
$custom-light: #e38075;
$custom-dark: #000000;

JSON

{
  "hex": "#cc4540",
  "rgb": {
    "r": 204,
    "g": 69,
    "b": 64
  },
  "hsl": {
    "h": 2.143,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57937,
    "c": 0.17195,
    "h": 26.1
  },
  "luminance": 0.17464
}

Semantic roles & 50–950 ramp

primary

#CC4540

secondary

#95D0D2

accent

#DCE147

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CC4540

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

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