#B12747#B12747

#B12747 is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.173 H 13.3°. Best body text is #FFFFFF at 6.46:1 contrast (WCAG AA passes).

Color values

HEX	#B12747
RGB	rgb(177, 39, 71)
HSL	hsl(346, 64%, 42%)
HSV	hsv(346, 78%, 69%)
CMYK	cmyk(0%, 78%, 59.9%, 30.6%)
CIE-LAB	lab(40.01, 55.96, 16.14)
CIE-LCH	lch(40.01, 58.24, 16.09°)
OKLab	oklab(50.49% 0.1686 0.0398)
OKLCH	oklch(50.49% 0.173 13.3)
XYZ	xyz(19.9963, 11.2560, 7.0797)
Luminance	0.1125 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12747 #27B191

analogous

#B1278C #B12747 #B14C27

triadic

#B12747 #47B127 #2747B1

tetradic

#B12747 #8CB127 #27B191 #4C27B1

square

#B12747 #8CB127 #27B191 #4C27B1

split-complementary

#B12747 #27B14C #278CB1

monochromatic

#4D111F #7F1C33 #B12747 #D54063 #E0728C

Accessibility & contrast

On white

6.46

#B12747 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B12747 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12747

6.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12747	#FFFFFF	#000000	##FFFFFF
##B12747	1.00	6.46	3.25	6.46
#FFFFFF	6.46	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4C47

Deuteranopia (green-blind)

#716843

Tritanopia (blue-blind)

#C20035

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12747;
/* rgb */ color: rgb(177, 39, 71);
/* oklch */ color: oklch(50.5% 0.173 13.3);

Tailwind

colors: {
  custom: {
    50: '#cf6e79',
    500: '#b12747',
    950: '#000000',
  },
}

SCSS

$custom: #b12747;
$custom-light: #cf6e79;
$custom-dark: #000000;

JSON

{
  "hex": "#b12747",
  "rgb": {
    "r": 177,
    "g": 39,
    "b": 71
  },
  "hsl": {
    "h": 346.087,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50485,
    "c": 0.17319,
    "h": 13.3
  },
  "luminance": 0.11253
}

Semantic roles & 50–950 ramp

primary

#B12747

secondary

#6DC7B2

accent

#E7C041

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150809

muted

#837B7B

Preview Lab

Preview with #B12747

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

Preview Lab → · Contrast checker → · Palette generator →