#B74C3D#B74C3D

#B74C3D is a mid, vivid red. Relative luminance 0.156; OKLCH L 55.4% C 0.142 H 30.2°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#B74C3D
RGB	rgb(183, 76, 61)
HSL	hsl(7, 50%, 48%)
HSV	hsv(7, 67%, 72%)
CMYK	cmyk(0%, 58.5%, 66.7%, 28.2%)
CIE-LAB	lab(46.41, 42.36, 30.62)
CIE-LCH	lch(46.41, 52.27, 35.86°)
OKLab	oklab(55.42% 0.1228 0.0716)
OKLCH	oklch(55.42% 0.142 30.2)
XYZ	xyz(22.9574, 15.5761, 6.2115)
Luminance	0.1557 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B74C3D #3DA8B7

analogous

#B73D6B #B74C3D #B7893D

triadic

#B74C3D #3DB74C #4C3DB7

tetradic

#B74C3D #6BB73D #3DA8B7 #893DB7

square

#B74C3D #6BB73D #3DA8B7 #893DB7

split-complementary

#B74C3D #3DB789 #3D6BB7

monochromatic

#5B261E #89392E #B74C3D #CC7265 #DB9C93

Accessibility & contrast

On white

5.10

#B74C3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#B74C3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74C3D

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B74C3D	#FFFFFF	#000000	##FFFFFF
##B74C3D	1.00	5.10	4.11	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F3B

Deuteranopia (green-blind)

#83773A

Tritanopia (blue-blind)

#C83649

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #b74c3d;
/* rgb */ color: rgb(183, 76, 61);
/* oklch */ color: oklch(55.4% 0.142 30.2);

Tailwind

colors: {
  custom: {
    50: '#d38273',
    500: '#b74c3d',
    950: '#000000',
  },
}

SCSS

$custom: #b74c3d;
$custom-light: #d38273;
$custom-dark: #000000;

JSON

{
  "hex": "#b74c3d",
  "rgb": {
    "r": 183,
    "g": 76,
    "b": 61
  },
  "hsl": {
    "h": 7.377,
    "s": 50,
    "l": 47.843
  },
  "oklch": {
    "l": 0.55418,
    "c": 0.14213,
    "h": 30.2
  },
  "luminance": 0.15573
}

Semantic roles & 50–950 ramp

primary

#B74C3D

secondary

#89BFC6

accent

#C8DA4E

background

#FDF8F7

surface

#FBEFED

border

#D4CAC8

text

#150B08

muted

#837C7B

Preview Lab

Preview with #B74C3D

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

Preview Lab → · Contrast checker → · Palette generator →