#C55151#C55151

#C55151 is a mid, vivid red. Relative luminance 0.183; OKLCH L 58.6% C 0.149 H 22.8°. Best body text is #000000 at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#C55151
RGB	rgb(197, 81, 81)
HSL	hsl(0, 50%, 55%)
HSV	hsv(0, 59%, 77%)
CMYK	cmyk(0%, 58.9%, 58.9%, 22.7%)
CIE-LAB	lab(49.92, 46.38, 23.79)
CIE-LCH	lch(49.92, 52.12, 27.15°)
OKLab	oklab(58.61% 0.1374 0.0579)
OKLCH	oklch(58.61% 0.149 22.8)
XYZ	xyz(27.4560, 18.3527, 9.8796)
Luminance	0.1835 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C55151 #51C5C5

analogous

#C5518B #C55151 #C58B51

triadic

#C55151 #51C551 #5151C5

tetradic

#C55151 #8BC551 #51C5C5 #8B51C5

square

#C55151 #8BC551 #51C5C5 #8B51C5

split-complementary

#C55151 #51C58B #518BC5

monochromatic

#752727 #A33636 #C55151 #D47F7F #E4ADAD

Accessibility & contrast

On white

4.50

#C55151 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.67

#C55151 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #C55151

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C55151	#FFFFFF	#000000	##000000
##C55151	1.00	4.50	4.67	4.67
#FFFFFF	4.50	1.00	21.00	21.00
#000000	4.67	21.00	1.00	1.00
##000000	4.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E6750

Deuteranopia (green-blind)

#8B804E

Tritanopia (blue-blind)

#D73C52

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #c55151;
/* rgb */ color: rgb(197, 81, 81);
/* oklch */ color: oklch(58.6% 0.149 22.8);

Tailwind

colors: {
  custom: {
    50: '#dc8681',
    500: '#c55151',
    950: '#000000',
  },
}

SCSS

$custom: #c55151;
$custom-light: #dc8681;
$custom-dark: #000000;

JSON

{
  "hex": "#c55151",
  "rgb": {
    "r": 197,
    "g": 81,
    "b": 81
  },
  "hsl": {
    "h": 0,
    "s": 50,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58611,
    "c": 0.14911,
    "h": 22.8
  },
  "luminance": 0.18349
}

Semantic roles & 50–950 ramp

primary

#C55151

secondary

#A0D1D1

accent

#DADA4E

background

#FEF8F7

surface

#FCF0EE

border

#D5CBC9

text

#160B0A

muted

#847C7C

Preview Lab

Preview with #C55151

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

Preview Lab → · Contrast checker → · Palette generator →