#BB573C#BB573C

#BB573C is a mid, vivid red. Relative luminance 0.177; OKLCH L 57.6% C 0.136 H 36.1°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#BB573C
RGB	rgb(187, 87, 60)
HSL	hsl(13, 51%, 48%)
HSV	hsv(13, 68%, 73%)
CMYK	cmyk(0%, 53.5%, 67.9%, 26.7%)
CIE-LAB	lab(49.14, 38.37, 34.59)
CIE-LCH	lch(49.14, 51.66, 42.04°)
OKLab	oklab(57.61% 0.1098 0.08)
OKLCH	oklch(57.61% 0.136 36.1)
XYZ	xyz(24.7196, 17.7105, 6.3908)
Luminance	0.1771 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB573C #3CA0BB

analogous

#BB3C60 #BB573C #BB963C

triadic

#BB573C #3CBB57 #573CBB

tetradic

#BB573C #60BB3C #3CA0BB #963CBB

square

#BB573C #60BB3C #3CA0BB #963CBB

split-complementary

#BB573C #3CBB96 #3C60BB

monochromatic

#5E2C1E #8D412D #BB573C #CE7C66 #DDA495

Accessibility & contrast

On white

4.62

#BB573C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#BB573C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #BB573C

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB573C	#FFFFFF	#000000	##FFFFFF
##BB573C	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726739

Deuteranopia (green-blind)

#8A7D3A

Tritanopia (blue-blind)

#CD4351

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #bb573c;
/* rgb */ color: rgb(187, 87, 60);
/* oklch */ color: oklch(57.6% 0.136 36.1);

Tailwind

colors: {
  custom: {
    50: '#d68972',
    500: '#bb573c',
    950: '#000000',
  },
}

SCSS

$custom: #bb573c;
$custom-light: #d68972;
$custom-dark: #000000;

JSON

{
  "hex": "#bb573c",
  "rgb": {
    "r": 187,
    "g": 87,
    "b": 60
  },
  "hsl": {
    "h": 12.756,
    "s": 51.417,
    "l": 48.431
  },
  "oklch": {
    "l": 0.57607,
    "c": 0.13584,
    "h": 36.1
  },
  "luminance": 0.17707
}

Semantic roles & 50–950 ramp

primary

#BB573C

secondary

#8BBBC8

accent

#BDDB4D

background

#FDF8F7

surface

#FBF0ED

border

#D4CBC8

text

#150C08

muted

#837D7B

Preview Lab

Preview with #BB573C

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

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