#B12B3D#B12B3D

#B12B3D is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.6% C 0.169 H 18.7°. Best body text is #FFFFFF at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#B12B3D
RGB	rgb(177, 43, 61)
HSL	hsl(352, 61%, 43%)
HSV	hsv(352, 76%, 69%)
CMYK	cmyk(0%, 75.7%, 65.5%, 30.6%)
CIE-LAB	lab(40.27, 54.05, 22.76)
CIE-LCH	lch(40.27, 58.65, 22.84°)
OKLab	oklab(50.62% 0.1605 0.0542)
OKLCH	oklch(50.62% 0.169 18.7)
XYZ	xyz(19.8398, 11.4148, 5.5726)
Luminance	0.1141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12B3D #2BB19F

analogous

#B12B80 #B12B3D #B15C2B

triadic

#B12B3D #3DB12B #2B3DB1

tetradic

#B12B3D #80B12B #2BB19F #5C2BB1

square

#B12B3D #80B12B #2BB19F #5C2BB1

split-complementary

#B12B3D #2BB15C #2B80B1

monochromatic

#4F131B #801F2C #B12B3D #D2475A #DE7886

Accessibility & contrast

On white

6.40

#B12B3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#B12B3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12B3D

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12B3D	#FFFFFF	#000000	##FFFFFF
##B12B3D	1.00	6.40	3.28	6.40
#FFFFFF	6.40	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514D3D

Deuteranopia (green-blind)

#736939

Tritanopia (blue-blind)

#C20033

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b12b3d;
/* rgb */ color: rgb(177, 43, 61);
/* oklch */ color: oklch(50.6% 0.169 18.7);

Tailwind

colors: {
  custom: {
    50: '#d07072',
    500: '#b12b3d',
    950: '#000000',
  },
}

SCSS

$custom: #b12b3d;
$custom-light: #d07072;
$custom-dark: #000000;

JSON

{
  "hex": "#b12b3d",
  "rgb": {
    "r": 177,
    "g": 43,
    "b": 61
  },
  "hsl": {
    "h": 351.94,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50616,
    "c": 0.16939,
    "h": 18.7
  },
  "luminance": 0.11412
}

Semantic roles & 50–950 ramp

primary

#B12B3D

secondary

#72C6BB

accent

#E4CF44

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150808

muted

#837B7B

Preview Lab

Preview with #B12B3D

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

Preview Lab → · Contrast checker → · Palette generator →