#B34133#B34133

#B34133 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.151 H 29.9°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#B34133
RGB	rgb(179, 65, 51)
HSL	hsl(7, 56%, 45%)
HSV	hsv(7, 72%, 70%)
CMYK	cmyk(0%, 63.7%, 71.5%, 29.8%)
CIE-LAB	lab(43.66, 45.49, 32.97)
CIE-LCH	lch(43.66, 56.18, 35.94°)
OKLab	oklab(53.17% 0.131 0.0753)
OKLCH	oklch(53.17% 0.151 29.9)
XYZ	xyz(21.0805, 13.6063, 4.6476)
Luminance	0.1360 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34133 #33A5B3

analogous

#B33365 #B34133 #B38133

triadic

#B34133 #33B341 #4133B3

tetradic

#B34133 #65B333 #33A5B3 #8133B3

square

#B34133 #65B333 #33A5B3 #8133B3

split-complementary

#B34133 #33B381 #3365B3

monochromatic

#541E18 #833025 #B34133 #CE6255 #DC8E84

Accessibility & contrast

On white

5.64

#B34133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B34133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34133

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34133	#FFFFFF	#000000	##FFFFFF
##B34133	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605831

Deuteranopia (green-blind)

#7D7030

Tritanopia (blue-blind)

#C5253E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b34133;
/* rgb */ color: rgb(179, 65, 51);
/* oklch */ color: oklch(53.2% 0.151 29.9);

Tailwind

colors: {
  custom: {
    50: '#d17b6b',
    500: '#b34133',
    950: '#000000',
  },
}

SCSS

$custom: #b34133;
$custom-light: #d17b6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b34133",
  "rgb": {
    "r": 179,
    "g": 65,
    "b": 51
  },
  "hsl": {
    "h": 6.562,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.53171,
    "c": 0.15112,
    "h": 29.9
  },
  "luminance": 0.13603
}

Semantic roles & 50–950 ramp

primary

#B34133

secondary

#7CBEC6

accent

#CFDF49

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #B34133

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

Preview Lab → · Contrast checker → · Palette generator →