#B13D4B#B13D4B

#B13D4B is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.8% C 0.150 H 16.9°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#B13D4B
RGB	rgb(177, 61, 75)
HSL	hsl(353, 49%, 47%)
HSV	hsv(353, 66%, 69%)
CMYK	cmyk(0%, 65.5%, 57.6%, 30.6%)
CIE-LAB	lab(43.06, 48.06, 17.73)
CIE-LCH	lch(43.06, 51.23, 20.25°)
OKLab	oklab(52.78% 0.144 0.0438)
OKLCH	oklch(52.78% 0.15 16.9)
XYZ	xyz(21.0721, 13.1954, 8.0926)
Luminance	0.1319 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13D4B #3DB1A3

analogous

#B13D85 #B13D4B #B1693D

triadic

#B13D4B #4BB13D #3D4BB1

tetradic

#B13D4B #85B13D #3DB1A3 #693DB1

square

#B13D4B #85B13D #3DB1A3 #693DB1

split-complementary

#B13D4B #3DB169 #3D85B1

monochromatic

#561E24 #832D38 #B13D4B #C9626F #D99099

Accessibility & contrast

On white

5.77

#B13D4B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#B13D4B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13D4B

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13D4B	#FFFFFF	#000000	##FFFFFF
##B13D4B	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)

#5A564B

Deuteranopia (green-blind)

#776F48

Tritanopia (blue-blind)

#C12643

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b13d4b;
/* rgb */ color: rgb(177, 61, 75);
/* oklch */ color: oklch(52.8% 0.150 16.9);

Tailwind

colors: {
  custom: {
    50: '#ce797d',
    500: '#b13d4b',
    950: '#000000',
  },
}

SCSS

$custom: #b13d4b;
$custom-light: #ce797d;
$custom-dark: #000000;

JSON

{
  "hex": "#b13d4b",
  "rgb": {
    "r": 177,
    "g": 61,
    "b": 75
  },
  "hsl": {
    "h": 352.759,
    "s": 48.739,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52778,
    "c": 0.15046,
    "h": 16.9
  },
  "luminance": 0.13193
}

Semantic roles & 50–950 ramp

primary

#B13D4B

secondary

#86C4BC

accent

#D8C850

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B13D4B

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

Preview Lab → · Contrast checker → · Palette generator →