#C12B23#C12B23

#C12B23 is a mid, vivid red. Relative luminance 0.132; OKLCH L 53.1% C 0.187 H 28.5°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#C12B23
RGB	rgb(193, 43, 35)
HSL	hsl(3, 69%, 45%)
HSV	hsv(3, 82%, 76%)
CMYK	cmyk(0%, 77.7%, 81.9%, 24.3%)
CIE-LAB	lab(43.05, 57.79, 41.97)
CIE-LCH	lch(43.05, 71.42, 35.99°)
OKLab	oklab(53.13% 0.1648 0.0895)
OKLCH	oklch(53.13% 0.187 28.5)
XYZ	xyz(23.1624, 13.1903, 2.9162)
Luminance	0.1319 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C12B23 #23B9C1

analogous

#C1236A #C12B23 #C17A23

triadic

#C12B23 #23C12B #2B23C1

tetradic

#C12B23 #6AC123 #23B9C1 #7A23C1

square

#C12B23 #6AC123 #23B9C1 #7A23C1

split-complementary

#C12B23 #23C17A #236AC1

monochromatic

#591410 #8D1F1A #C12B23 #DD4C44 #E67E78

Accessibility & contrast

On white

5.77

#C12B23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#C12B23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C12B23

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C12B23	#FFFFFF	#000000	##FFFFFF
##C12B23	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5120

Deuteranopia (green-blind)

#7F711B

Tritanopia (blue-blind)

#D5002B

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c12b23;
/* rgb */ color: rgb(193, 43, 35);
/* oklch */ color: oklch(53.1% 0.187 28.5);

Tailwind

colors: {
  custom: {
    50: '#de7260',
    500: '#c12b23',
    950: '#000000',
  },
}

SCSS

$custom: #c12b23;
$custom-light: #de7260;
$custom-dark: #000000;

JSON

{
  "hex": "#c12b23",
  "rgb": {
    "r": 193,
    "g": 43,
    "b": 35
  },
  "hsl": {
    "h": 3.038,
    "s": 69.298,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53131,
    "c": 0.18749,
    "h": 28.5
  },
  "luminance": 0.13187
}

Semantic roles & 50–950 ramp

primary

#C12B23

secondary

#72C9CE

accent

#E3EC3C

background

#FFF7F5

surface

#FEEDE9

border

#D6C8C5

text

#170905

muted

#857B79

Preview Lab

Preview with #C12B23

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

Preview Lab → · Contrast checker → · Palette generator →