#C43530#C43530

#C43530 is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.7% C 0.181 H 27.1°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#C43530
RGB	rgb(196, 53, 48)
HSL	hsl(2, 61%, 48%)
HSV	hsv(2, 76%, 77%)
CMYK	cmyk(0%, 73%, 75.5%, 23.1%)
CIE-LAB	lab(44.94, 55.86, 36.96)
CIE-LCH	lch(44.94, 66.98, 33.49°)
OKLab	oklab(54.69% 0.161 0.0823)
OKLCH	oklch(54.69% 0.181 27.1)
XYZ	xyz(24.5744, 14.4991, 4.3004)
Luminance	0.1449 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C43530 #30BFC4

analogous

#C43075 #C43530 #C47F30

triadic

#C43530 #30C435 #3530C4

tetradic

#C43530 #75C430 #30BFC4 #7F30C4

square

#C43530 #75C430 #30BFC4 #7F30C4

split-complementary

#C43530 #30C47F #3075C4

monochromatic

#621A18 #932824 #C43530 #D75F5A #E38F8C

Accessibility & contrast

On white

5.39

#C43530 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#C43530 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C43530

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C43530	#FFFFFF	#000000	##FFFFFF
##C43530	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F562E

Deuteranopia (green-blind)

#83762A

Tritanopia (blue-blind)

#D80035

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #c43530;
/* rgb */ color: rgb(196, 53, 48);
/* oklch */ color: oklch(54.7% 0.181 27.1);

Tailwind

colors: {
  custom: {
    50: '#df7769',
    500: '#c43530',
    950: '#000000',
  },
}

SCSS

$custom: #c43530;
$custom-light: #df7769;
$custom-dark: #000000;

JSON

{
  "hex": "#c43530",
  "rgb": {
    "r": 196,
    "g": 53,
    "b": 48
  },
  "hsl": {
    "h": 2.027,
    "s": 60.656,
    "l": 47.843
  },
  "oklch": {
    "l": 0.54686,
    "c": 0.18078,
    "h": 27.1
  },
  "luminance": 0.14495
}

Semantic roles & 50–950 ramp

primary

#C43530

secondary

#83CACD

accent

#DEE444

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170906

muted

#857B7A

Preview Lab

Preview with #C43530

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

Preview Lab → · Contrast checker → · Palette generator →