#BB503A#BB503A

#BB503A is a mid, vivid red. Relative luminance 0.166; OKLCH L 56.6% C 0.143 H 33.3°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#BB503A
RGB	rgb(187, 80, 58)
HSL	hsl(10, 53%, 48%)
HSV	hsv(10, 69%, 73%)
CMYK	cmyk(0%, 57.2%, 69%, 26.7%)
CIE-LAB	lab(47.77, 41.74, 34.10)
CIE-LCH	lch(47.77, 53.90, 39.25°)
OKLab	oklab(56.55% 0.1198 0.0786)
OKLCH	oklch(56.55% 0.143 33.3)
XYZ	xyz(24.1282, 16.6107, 5.9378)
Luminance	0.1661 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#BB503A #3AA5BB

analogous

#BB3A64 #BB503A #BB913A

triadic

#BB503A #3ABB50 #503ABB

tetradic

#BB503A #64BB3A #3AA5BB #913ABB

square

#BB503A #64BB3A #3AA5BB #913ABB

split-complementary

#BB503A #3ABB91 #3A64BB

monochromatic

#5E281D #8C3C2C #BB503A #CF7663 #DD9F92

Accessibility & contrast

On white

4.86

#BB503A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#BB503A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB503A

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##BB503A	#FFFFFF	#000000	##FFFFFF
##BB503A	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D6337

Deuteranopia (green-blind)

#877A37

Tritanopia (blue-blind)

#CD3A4B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #bb503a;
/* rgb */ color: rgb(187, 80, 58);
/* oklch */ color: oklch(56.6% 0.143 33.3);

Tailwind

colors: {
  custom: {
    50: '#d68471',
    500: '#bb503a',
    950: '#000000',
  },
}

SCSS

$custom: #bb503a;
$custom-light: #d68471;
$custom-dark: #000000;

JSON

{
  "hex": "#bb503a",
  "rgb": {
    "r": 187,
    "g": 80,
    "b": 58
  },
  "hsl": {
    "h": 10.233,
    "s": 52.653,
    "l": 48.039
  },
  "oklch": {
    "l": 0.56554,
    "c": 0.14332,
    "h": 33.3
  },
  "luminance": 0.16608
}

Semantic roles & 50–950 ramp

primary

#BB503A

secondary

#88BDC8

accent

#C3DC4C

background

#FEF8F6

surface

#FCEFEC

border

#D5CAC7

text

#160B07

muted

#847C7A

Preview Lab

Preview with #BB503A

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

Preview Lab → · Contrast checker → · Palette generator →