#B74133#B74133

#B74133 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.8% C 0.156 H 29.8°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#B74133
RGB	rgb(183, 65, 51)
HSL	hsl(6, 56%, 46%)
HSV	hsv(6, 72%, 72%)
CMYK	cmyk(0%, 64.5%, 72.1%, 28.2%)
CIE-LAB	lab(44.36, 46.90, 33.96)
CIE-LCH	lch(44.36, 57.90, 35.90°)
OKLab	oklab(53.83% 0.135 0.0772)
OKLCH	oklch(53.83% 0.156 29.8)
XYZ	xyz(22.0186, 14.0900, 4.6915)
Luminance	0.1409 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B74133 #33A9B7

analogous

#B73367 #B74133 #B78333

triadic

#B74133 #33B741 #4133B7

tetradic

#B74133 #67B733 #33A9B7 #8333B7

square

#B74133 #67B733 #33A9B7 #8333B7

split-complementary

#B74133 #33B783 #3367B7

monochromatic

#571F18 #873026 #B74133 #D06457 #DE9087

Accessibility & contrast

On white

5.50

#B74133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B74133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74133

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B74133	#FFFFFF	#000000	##FFFFFF
##B74133	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625931

Deuteranopia (green-blind)

#7F722F

Tritanopia (blue-blind)

#C9233E

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b74133;
/* rgb */ color: rgb(183, 65, 51);
/* oklch */ color: oklch(53.8% 0.156 29.8);

Tailwind

colors: {
  custom: {
    50: '#d47b6b',
    500: '#b74133',
    950: '#000000',
  },
}

SCSS

$custom: #b74133;
$custom-light: #d47b6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b74133",
  "rgb": {
    "r": 183,
    "g": 65,
    "b": 51
  },
  "hsl": {
    "h": 6.364,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53828,
    "c": 0.15552,
    "h": 29.8
  },
  "luminance": 0.14087
}

Semantic roles & 50–950 ramp

primary

#B74133

secondary

#7FC0C7

accent

#D0E048

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B74133

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

Preview Lab → · Contrast checker → · Palette generator →