#B7553A#B7553A

#B7553A is a mid, vivid red. Relative luminance 0.169; OKLCH L 56.7% C 0.134 H 36.3°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#B7553A
RGB	rgb(183, 85, 58)
HSL	hsl(13, 52%, 47%)
HSV	hsv(13, 68%, 72%)
CMYK	cmyk(0%, 53.6%, 68.3%, 28.2%)
CIE-LAB	lab(48.10, 37.72, 34.33)
CIE-LCH	lch(48.10, 51.00, 42.30°)
OKLab	oklab(56.68% 0.1078 0.0793)
OKLCH	oklch(56.68% 0.134 36.3)
XYZ	xyz(23.5428, 16.8727, 6.0192)
Luminance	0.1687 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7553A #3A9CB7

analogous

#B73A5E #B7553A #B7943A

triadic

#B7553A #3AB755 #553AB7

tetradic

#B7553A #5EB73A #3A9CB7 #943AB7

square

#B7553A #5EB73A #3A9CB7 #943AB7

split-complementary

#B7553A #3AB794 #3A5EB7

monochromatic

#5A2A1D #893F2B #B7553A #CD7861 #DCA090

Accessibility & contrast

On white

4.80

#B7553A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#B7553A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7553A

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7553A	#FFFFFF	#000000	##FFFFFF
##B7553A	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6537

Deuteranopia (green-blind)

#877A38

Tritanopia (blue-blind)

#C8424F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #b7553a;
/* rgb */ color: rgb(183, 85, 58);
/* oklch */ color: oklch(56.7% 0.134 36.3);

Tailwind

colors: {
  custom: {
    50: '#d38771',
    500: '#b7553a',
    950: '#000000',
  },
}

SCSS

$custom: #b7553a;
$custom-light: #d38771;
$custom-dark: #000000;

JSON

{
  "hex": "#b7553a",
  "rgb": {
    "r": 183,
    "g": 85,
    "b": 58
  },
  "hsl": {
    "h": 12.96,
    "s": 51.867,
    "l": 47.255
  },
  "oklch": {
    "l": 0.56683,
    "c": 0.13383,
    "h": 36.3
  },
  "luminance": 0.1687
}

Semantic roles & 50–950 ramp

primary

#B7553A

secondary

#86B9C7

accent

#BCDB4C

background

#FDF8F6

surface

#FBF0EC

border

#D4CBC7

text

#150B07

muted

#837C7A

Preview Lab

Preview with #B7553A

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

Preview Lab → · Contrast checker → · Palette generator →