#B74128#B74128

#B74128 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.158 H 33.7°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#B74128
RGB	rgb(183, 65, 40)
HSL	hsl(10, 64%, 44%)
HSV	hsv(10, 78%, 72%)
CMYK	cmyk(0%, 64.5%, 78.1%, 28.2%)
CIE-LAB	lab(44.24, 46.43, 39.90)
CIE-LCH	lch(44.24, 61.22, 40.67°)
OKLab	oklab(53.7% 0.1314 0.0875)
OKLCH	oklch(53.7% 0.158 33.7)
XYZ	xyz(21.8042, 14.0042, 3.5620)
Luminance	0.1400 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B74128 #289EB7

analogous

#B72856 #B74128 #B78828

triadic

#B74128 #28B741 #4128B7

tetradic

#B74128 #56B728 #289EB7 #8828B7

square

#B74128 #56B728 #289EB7 #8828B7

split-complementary

#B74128 #28B788 #2856B7

monochromatic

#531D12 #852F1D #B74128 #D65F46 #E18A78

Accessibility & contrast

On white

5.53

#B74128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#B74128 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B74128

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B74128	#FFFFFF	#000000	##FFFFFF
##B74128	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625824

Deuteranopia (green-blind)

#807224

Tritanopia (blue-blind)

#C9213C

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b74128;
/* rgb */ color: rgb(183, 65, 40);
/* oklch */ color: oklch(53.7% 0.158 33.7);

Tailwind

colors: {
  custom: {
    50: '#d57b64',
    500: '#b74128',
    950: '#000000',
  },
}

SCSS

$custom: #b74128;
$custom-light: #d57b64;
$custom-dark: #000000;

JSON

{
  "hex": "#b74128",
  "rgb": {
    "r": 183,
    "g": 65,
    "b": 40
  },
  "hsl": {
    "h": 10.49,
    "s": 64.126,
    "l": 43.725
  },
  "oklch": {
    "l": 0.53697,
    "c": 0.1578,
    "h": 33.7
  },
  "luminance": 0.14001
}

Semantic roles & 50–950 ramp

primary

#B74128

secondary

#72BAC9

accent

#CAE741

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A05

muted

#847C7A

Preview Lab

Preview with #B74128

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

Preview Lab → · Contrast checker → · Palette generator →