#CC010F#CC010F

#CC010F is a mid, highly saturated red. Relative luminance 0.129; OKLCH L 53.2% C 0.217 H 27.9°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#CC010F
RGB	rgb(204, 1, 15)
HSL	hsl(356, 99%, 40%)
HSV	hsv(356, 100%, 80%)
CMYK	cmyk(0%, 99.5%, 92.6%, 20%)
CIE-LAB	lab(42.61, 67.74, 51.81)
CIE-LCH	lch(42.61, 85.28, 37.41°)
OKLab	oklab(53.15% 0.1917 0.1013)
OKLCH	oklch(53.15% 0.217 27.9)
XYZ	xyz(25.0023, 12.8980, 1.6250)
Luminance	0.1289 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC010F #01CCBE

analogous

#CC0174 #CC010F #CC5801

triadic

#CC010F #0FCC01 #010FCC

tetradic

#CC010F #74CC01 #01CCBE #5801CC

square

#CC010F #74CC01 #01CCBE #5801CC

split-complementary

#CC010F #01CC58 #0174CC

monochromatic

#520006 #8F010B #CC010F #FE0C1D #FE4956

Accessibility & contrast

On white

5.87

#CC010F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#CC010F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC010F

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC010F	#FFFFFF	#000000	##FFFFFF
##CC010F	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554B09

Deuteranopia (green-blind)

#817200

Tritanopia (blue-blind)

#E2000E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #cc010f;
/* rgb */ color: rgb(204, 1, 15);
/* oklch */ color: oklch(53.2% 0.217 27.9);

Tailwind

colors: {
  custom: {
    50: '#e86953',
    500: '#cc010f',
    950: '#000000',
  },
}

SCSS

$custom: #cc010f;
$custom-light: #e86953;
$custom-dark: #000000;

JSON

{
  "hex": "#cc010f",
  "rgb": {
    "r": 204,
    "g": 1,
    "b": 15
  },
  "hsl": {
    "h": 355.862,
    "s": 99.024,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53155,
    "c": 0.21681,
    "h": 27.9
  },
  "luminance": 0.12894
}

Semantic roles & 50–950 ramp

primary

#CC010F

secondary

#4BDED4

accent

#FFF029

background

#FFF7F4

surface

#FFEDE7

border

#D7C8C3

text

#190803

muted

#867B78

Preview Lab

Preview with #CC010F

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

Preview Lab → · Contrast checker → · Palette generator →