#B23E33#B23E33

#B23E33 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.153 H 28.7°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B23E33
RGB	rgb(178, 62, 51)
HSL	hsl(5, 55%, 45%)
HSV	hsv(5, 71%, 70%)
CMYK	cmyk(0%, 65.2%, 71.3%, 30.2%)
CIE-LAB	lab(42.99, 46.47, 32.15)
CIE-LCH	lch(42.99, 56.50, 34.68°)
OKLab	oklab(52.63% 0.1342 0.0736)
OKLCH	oklch(52.63% 0.153 28.7)
XYZ	xyz(20.6825, 13.1522, 4.5809)
Luminance	0.1315 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23E33 #33A7B2

analogous

#B23367 #B23E33 #B27E33

triadic

#B23E33 #33B23E #3E33B2

tetradic

#B23E33 #67B233 #33A7B2 #7E33B2

square

#B23E33 #67B233 #33A7B2 #7E33B2

split-complementary

#B23E33 #33B27E #3367B2

monochromatic

#531D18 #822D25 #B23E33 #CE5F54 #DC8B84

Accessibility & contrast

On white

5.79

#B23E33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B23E33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23E33

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23E33	#FFFFFF	#000000	##FFFFFF
##B23E33	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5631

Deuteranopia (green-blind)

#7B6F2F

Tritanopia (blue-blind)

#C4203C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b23e33;
/* rgb */ color: rgb(178, 62, 51);
/* oklch */ color: oklch(52.6% 0.153 28.7);

Tailwind

colors: {
  custom: {
    50: '#d0796b',
    500: '#b23e33',
    950: '#000000',
  },
}

SCSS

$custom: #b23e33;
$custom-light: #d0796b;
$custom-dark: #000000;

JSON

{
  "hex": "#b23e33",
  "rgb": {
    "r": 178,
    "g": 62,
    "b": 51
  },
  "hsl": {
    "h": 5.197,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.52633,
    "c": 0.15303,
    "h": 28.7
  },
  "luminance": 0.13149
}

Semantic roles & 50–950 ramp

primary

#B23E33

secondary

#7CBFC5

accent

#D2DF49

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B23E33

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

Preview Lab → · Contrast checker → · Palette generator →