#B13C2C#B13C2C

#B13C2C is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.1% C 0.155 H 30.7°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B13C2C
RGB	rgb(177, 60, 44)
HSL	hsl(7, 60%, 43%)
HSV	hsv(7, 75%, 69%)
CMYK	cmyk(0%, 66.1%, 75.1%, 30.6%)
CIE-LAB	lab(42.40, 46.66, 35.44)
CIE-LCH	lch(42.40, 58.59, 37.22°)
OKLab	oklab(52.13% 0.1335 0.0793)
OKLCH	oklch(52.13% 0.155 30.7)
XYZ	xyz(20.2042, 12.7636, 3.7821)
Luminance	0.1276 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13C2C #2CA1B1

analogous

#B12C5E #B13C2C #B17E2C

triadic

#B13C2C #2CB13C #3C2CB1

tetradic

#B13C2C #5EB12C #2CA1B1 #7E2CB1

square

#B13C2C #5EB12C #2CA1B1 #7E2CB1

split-complementary

#B13C2C #2CB17E #2C5EB1

monochromatic

#4F1B14 #802B20 #B13C2C #D25949 #DE867A

Accessibility & contrast

On white

5.91

#B13C2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B13C2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13C2C

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13C2C	#FFFFFF	#000000	##FFFFFF
##B13C2C	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5429

Deuteranopia (green-blind)

#7A6E28

Tritanopia (blue-blind)

#C31C39

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13c2c;
/* rgb */ color: rgb(177, 60, 44);
/* oklch */ color: oklch(52.1% 0.155 30.7);

Tailwind

colors: {
  custom: {
    50: '#d07866',
    500: '#b13c2c',
    950: '#000000',
  },
}

SCSS

$custom: #b13c2c;
$custom-light: #d07866;
$custom-dark: #000000;

JSON

{
  "hex": "#b13c2c",
  "rgb": {
    "r": 177,
    "g": 60,
    "b": 44
  },
  "hsl": {
    "h": 7.218,
    "s": 60.181,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52131,
    "c": 0.15525,
    "h": 30.7
  },
  "luminance": 0.12761
}

Semantic roles & 50–950 ramp

primary

#B13C2C

secondary

#73BCC6

accent

#D0E344

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13C2C

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

Preview Lab → · Contrast checker → · Palette generator →