#B13B4E#B13B4E

#B13B4E is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.6% C 0.153 H 14.7°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B13B4E
RGB	rgb(177, 59, 78)
HSL	hsl(350, 50%, 46%)
HSV	hsv(350, 67%, 69%)
CMYK	cmyk(0%, 66.7%, 55.9%, 30.6%)
CIE-LAB	lab(42.81, 49.15, 15.54)
CIE-LCH	lch(42.81, 51.55, 17.55°)
OKLab	oklab(52.61% 0.1479 0.0388)
OKLCH	oklch(52.61% 0.153 14.7)
XYZ	xyz(21.0725, 13.0279, 8.6112)
Luminance	0.1303 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13B4E #3BB19E

analogous

#B13B89 #B13B4E #B1633B

triadic

#B13B4E #4EB13B #3B4EB1

tetradic

#B13B4E #89B13B #3BB19E #633BB1

square

#B13B4E #89B13B #3BB19E #633BB1

split-complementary

#B13B4E #3BB163 #3B89B1

monochromatic

#551C26 #832C3A #B13B4E #CA5F71 #D98D9A

Accessibility & contrast

On white

5.83

#B13B4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B13B4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13B4E

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13B4E	#FFFFFF	#000000	##FFFFFF
##B13B4E	1.00	5.83	3.61	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58564E

Deuteranopia (green-blind)

#766E4B

Tritanopia (blue-blind)

#C12443

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b13b4e;
/* rgb */ color: rgb(177, 59, 78);
/* oklch */ color: oklch(52.6% 0.153 14.7);

Tailwind

colors: {
  custom: {
    50: '#ce787f',
    500: '#b13b4e',
    950: '#000000',
  },
}

SCSS

$custom: #b13b4e;
$custom-light: #ce787f;
$custom-dark: #000000;

JSON

{
  "hex": "#b13b4e",
  "rgb": {
    "r": 177,
    "g": 59,
    "b": 78
  },
  "hsl": {
    "h": 350.339,
    "s": 50,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52611,
    "c": 0.15287,
    "h": 14.7
  },
  "luminance": 0.13025
}

Semantic roles & 50–950 ramp

primary

#B13B4E

secondary

#84C4BA

accent

#DAC34E

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B13B4E

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

Preview Lab → · Contrast checker → · Palette generator →