#B23036#B23036

#B23036 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.1% C 0.166 H 23.0°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#B23036
RGB	rgb(178, 48, 54)
HSL	hsl(357, 58%, 44%)
HSV	hsv(357, 73%, 70%)
CMYK	cmyk(0%, 73%, 69.7%, 30.2%)
CIE-LAB	lab(40.97, 52.24, 27.98)
CIE-LCH	lch(40.97, 59.26, 28.17°)
OKLab	oklab(51.14% 0.1531 0.0649)
OKLCH	oklch(51.14% 0.166 23)
XYZ	xyz(20.0851, 11.8482, 4.7187)
Luminance	0.1184 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23036 #30B2AC

analogous

#B23077 #B23036 #B26B30

triadic

#B23036 #36B230 #3036B2

tetradic

#B23036 #77B230 #30B2AC #6B30B2

square

#B23036 #77B230 #30B2AC #6B30B2

split-complementary

#B23036 #30B26B #3077B2

monochromatic

#521619 #822327 #B23036 #D05055 #DD8084

Accessibility & contrast

On white

6.23

#B23036 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B23036 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23036

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23036	#FFFFFF	#000000	##FFFFFF
##B23036	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F35

Deuteranopia (green-blind)

#766B32

Tritanopia (blue-blind)

#C40034

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b23036;
/* rgb */ color: rgb(178, 48, 54);
/* oklch */ color: oklch(51.1% 0.166 23.0);

Tailwind

colors: {
  custom: {
    50: '#d1726d',
    500: '#b23036',
    950: '#000000',
  },
}

SCSS

$custom: #b23036;
$custom-light: #d1726d;
$custom-dark: #000000;

JSON

{
  "hex": "#b23036",
  "rgb": {
    "r": 178,
    "g": 48,
    "b": 54
  },
  "hsl": {
    "h": 357.231,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51137,
    "c": 0.16625,
    "h": 23
  },
  "luminance": 0.11845
}

Semantic roles & 50–950 ramp

primary

#B23036

secondary

#78C6C2

accent

#E1DA47

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B23036

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

Preview Lab → · Contrast checker → · Palette generator →