#B13B2D#B13B2D

#B13B2D is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.0% C 0.156 H 30.0°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#B13B2D
RGB	rgb(177, 59, 45)
HSL	hsl(6, 59%, 44%)
HSV	hsv(6, 75%, 69%)
CMYK	cmyk(0%, 66.7%, 74.6%, 30.6%)
CIE-LAB	lab(42.26, 47.13, 34.72)
CIE-LCH	lch(42.26, 58.54, 36.37°)
OKLab	oklab(52.03% 0.1352 0.0779)
OKLCH	oklch(52.03% 0.156 30)
XYZ	xyz(20.1713, 12.6674, 3.8650)
Luminance	0.1267 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13B2D #2DA3B1

analogous

#B12D61 #B13B2D #B17D2D

triadic

#B13B2D #2DB13B #3B2DB1

tetradic

#B13B2D #61B12D #2DA3B1 #7D2DB1

square

#B13B2D #61B12D #2DA3B1 #7D2DB1

split-complementary

#B13B2D #2DB17D #2D61B1

monochromatic

#4F1A14 #802B21 #B13B2D #D1584A #DD857B

Accessibility & contrast

On white

5.94

#B13B2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#B13B2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13B2D

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13B2D	#FFFFFF	#000000	##FFFFFF
##B13B2D	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C532B

Deuteranopia (green-blind)

#7A6D29

Tritanopia (blue-blind)

#C31A39

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b13b2d;
/* rgb */ color: rgb(177, 59, 45);
/* oklch */ color: oklch(52.0% 0.156 30.0);

Tailwind

colors: {
  custom: {
    50: '#d07767',
    500: '#b13b2d',
    950: '#000000',
  },
}

SCSS

$custom: #b13b2d;
$custom-light: #d07767;
$custom-dark: #000000;

JSON

{
  "hex": "#b13b2d",
  "rgb": {
    "r": 177,
    "g": 59,
    "b": 45
  },
  "hsl": {
    "h": 6.364,
    "s": 59.459,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52025,
    "c": 0.15602,
    "h": 30
  },
  "luminance": 0.12665
}

Semantic roles & 50–950 ramp

primary

#B13B2D

secondary

#74BDC6

accent

#D2E345

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B13B2D

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

Preview Lab → · Contrast checker → · Palette generator →