#B34A37#B34A37

#B34A37 is a mid, vivid red. Relative luminance 0.148; OKLCH L 54.4% C 0.141 H 32.2°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#B34A37
RGB	rgb(179, 74, 55)
HSL	hsl(9, 53%, 46%)
HSV	hsv(9, 69%, 70%)
CMYK	cmyk(0%, 58.7%, 69.3%, 29.8%)
CIE-LAB	lab(45.30, 41.50, 32.59)
CIE-LCH	lch(45.30, 52.76, 38.14°)
OKLab	oklab(54.43% 0.1194 0.0752)
OKLCH	oklch(54.43% 0.141 32.2)
XYZ	xyz(21.7309, 14.7600, 5.3183)
Luminance	0.1476 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B34A37 #37A0B3

analogous

#B33762 #B34A37 #B38837

triadic

#B34A37 #37B34A #4A37B3

tetradic

#B34A37 #62B337 #37A0B3 #8837B3

square

#B34A37 #62B337 #37A0B3 #8837B3

split-complementary

#B34A37 #37B388 #3762B3

monochromatic

#55231A #843729 #B34A37 #CD6C5B #DB968A

Accessibility & contrast

On white

5.31

#B34A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#B34A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B34A37

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B34A37	#FFFFFF	#000000	##FFFFFF
##B34A37	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665D35

Deuteranopia (green-blind)

#807434

Tritanopia (blue-blind)

#C43446

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #b34a37;
/* rgb */ color: rgb(179, 74, 55);
/* oklch */ color: oklch(54.4% 0.141 32.2);

Tailwind

colors: {
  custom: {
    50: '#d0806e',
    500: '#b34a37',
    950: '#000000',
  },
}

SCSS

$custom: #b34a37;
$custom-light: #d0806e;
$custom-dark: #000000;

JSON

{
  "hex": "#b34a37",
  "rgb": {
    "r": 179,
    "g": 74,
    "b": 55
  },
  "hsl": {
    "h": 9.194,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.54425,
    "c": 0.14106,
    "h": 32.2
  },
  "luminance": 0.14757
}

Semantic roles & 50–950 ramp

primary

#B34A37

secondary

#81BBC5

accent

#C6DC4B

background

#FDF8F6

surface

#FBEFEC

border

#D4CAC7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B34A37

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

Preview Lab → · Contrast checker → · Palette generator →