#B23C2C#B23C2C

#B23C2C is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.3% C 0.156 H 30.7°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B23C2C
RGB	rgb(178, 60, 44)
HSL	hsl(7, 60%, 44%)
HSV	hsv(7, 75%, 70%)
CMYK	cmyk(0%, 66.3%, 75.3%, 30.2%)
CIE-LAB	lab(42.58, 47.01, 35.69)
CIE-LCH	lch(42.58, 59.02, 37.21°)
OKLab	oklab(52.3% 0.1345 0.0797)
OKLCH	oklch(52.3% 0.156 30.7)
XYZ	xyz(20.4328, 12.8815, 3.7928)
Luminance	0.1288 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23C2C #2CA2B2

analogous

#B22C5F #B23C2C #B27F2C

triadic

#B23C2C #2CB23C #3C2CB2

tetradic

#B23C2C #5FB22C #2CA2B2 #7F2CB2

square

#B23C2C #5FB22C #2CA2B2 #7F2CB2

split-complementary

#B23C2C #2CB27F #2C5FB2

monochromatic

#501B14 #812B20 #B23C2C #D25949 #DE867A

Accessibility & contrast

On white

5.87

#B23C2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B23C2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23C2C

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23C2C	#FFFFFF	#000000	##FFFFFF
##B23C2C	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5429

Deuteranopia (green-blind)

#7B6E28

Tritanopia (blue-blind)

#C41B39

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23c2c;
/* rgb */ color: rgb(178, 60, 44);
/* oklch */ color: oklch(52.3% 0.156 30.7);

Tailwind

colors: {
  custom: {
    50: '#d17866',
    500: '#b23c2c',
    950: '#000000',
  },
}

SCSS

$custom: #b23c2c;
$custom-light: #d17866;
$custom-dark: #000000;

JSON

{
  "hex": "#b23c2c",
  "rgb": {
    "r": 178,
    "g": 60,
    "b": 44
  },
  "hsl": {
    "h": 7.164,
    "s": 60.36,
    "l": 43.529
  },
  "oklch": {
    "l": 0.523,
    "c": 0.15633,
    "h": 30.7
  },
  "luminance": 0.12879
}

Semantic roles & 50–950 ramp

primary

#B23C2C

secondary

#73BCC6

accent

#D0E444

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B23C2C

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

Preview Lab → · Contrast checker → · Palette generator →