#C53633#C53633

#C53633 is a mid, vivid red. Relative luminance 0.147; OKLCH L 55.0% C 0.181 H 26.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#C53633
RGB	rgb(197, 54, 51)
HSL	hsl(1, 59%, 49%)
HSV	hsv(1, 74%, 77%)
CMYK	cmyk(0%, 72.6%, 74.1%, 22.7%)
CIE-LAB	lab(45.29, 55.94, 35.69)
CIE-LCH	lch(45.29, 66.35, 32.54°)
OKLab	oklab(54.99% 0.1617 0.0802)
OKLCH	oklch(54.99% 0.181 26.4)
XYZ	xyz(24.9455, 14.7515, 4.6651)
Luminance	0.1475 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53633 #33C2C5

analogous

#C53379 #C53633 #C57F33

triadic

#C53633 #33C536 #3633C5

tetradic

#C53633 #79C533 #33C2C5 #7F33C5

square

#C53633 #79C533 #33C2C5 #7F33C5

split-complementary

#C53633 #33C57F #3379C5

monochromatic

#641B1A #942926 #C53633 #D6625F #E29290

Accessibility & contrast

On white

5.32

#C53633 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#C53633 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53633

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53633	#FFFFFF	#000000	##FFFFFF
##C53633	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605731

Deuteranopia (green-blind)

#84762E

Tritanopia (blue-blind)

#D90037

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #c53633;
/* rgb */ color: rgb(197, 54, 51);
/* oklch */ color: oklch(55.0% 0.181 26.4);

Tailwind

colors: {
  custom: {
    50: '#df776b',
    500: '#c53633',
    950: '#000000',
  },
}

SCSS

$custom: #c53633;
$custom-light: #df776b;
$custom-dark: #000000;

JSON

{
  "hex": "#c53633",
  "rgb": {
    "r": 197,
    "g": 54,
    "b": 51
  },
  "hsl": {
    "h": 1.233,
    "s": 58.871,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54993,
    "c": 0.18053,
    "h": 26.4
  },
  "luminance": 0.14748
}

Semantic roles & 50–950 ramp

primary

#C53633

secondary

#87CCCD

accent

#DFE246

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C53633

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

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