#B0573F#B0573F

#B0573F is a mid, vivid red. Relative luminance 0.164; OKLCH L 56.0% C 0.122 H 36.1°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#B0573F
RGB	rgb(176, 87, 63)
HSL	hsl(13, 47%, 47%)
HSV	hsv(13, 64%, 69%)
CMYK	cmyk(0%, 50.6%, 64.2%, 31%)
CIE-LAB	lab(47.51, 34.25, 30.54)
CIE-LCH	lch(47.51, 45.88, 41.72°)
OKLab	oklab(56.04% 0.0987 0.0719)
OKLCH	oklch(56.04% 0.122 36.1)
XYZ	xyz(22.2118, 16.4080, 6.6990)
Luminance	0.1641 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0573F #3F98B0

analogous

#B03F60 #B0573F #B08F3F

triadic

#B0573F #3FB057 #573FB0

tetradic

#B0573F #60B03F #3F98B0 #8F3FB0

square

#B0573F #60B03F #3F98B0 #8F3FB0

split-complementary

#B0573F #3FB08F #3F60B0

monochromatic

#562A1F #83412F #B0573F #C87A65 #D8A092

Accessibility & contrast

On white

4.91

#B0573F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#B0573F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0573F

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0573F	#FFFFFF	#000000	##FFFFFF
##B0573F	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E653D

Deuteranopia (green-blind)

#84783D

Tritanopia (blue-blind)

#C04651

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #b0573f;
/* rgb */ color: rgb(176, 87, 63);
/* oklch */ color: oklch(56.0% 0.122 36.1);

Tailwind

colors: {
  custom: {
    50: '#cd8874',
    500: '#b0573f',
    950: '#000000',
  },
}

SCSS

$custom: #b0573f;
$custom-light: #cd8874;
$custom-dark: #000000;

JSON

{
  "hex": "#b0573f",
  "rgb": {
    "r": 176,
    "g": 87,
    "b": 63
  },
  "hsl": {
    "h": 12.743,
    "s": 47.28,
    "l": 46.863
  },
  "oklch": {
    "l": 0.56039,
    "c": 0.12213,
    "h": 36.1
  },
  "luminance": 0.16405
}

Semantic roles & 50–950 ramp

primary

#B0573F

secondary

#88B6C3

accent

#BAD751

background

#FDF8F7

surface

#FAF0ED

border

#D3CBC8

text

#140B08

muted

#837C7B

Preview Lab

Preview with #B0573F

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

Preview Lab → · Contrast checker → · Palette generator →