#B4504F#B4504F

#B4504F is a mid, vivid red. Relative luminance 0.160; OKLCH L 55.9% C 0.131 H 22.8°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#B4504F
RGB	rgb(180, 80, 79)
HSL	hsl(1, 40%, 51%)
HSV	hsv(1, 56%, 71%)
CMYK	cmyk(0%, 55.6%, 56.1%, 29.4%)
CIE-LAB	lab(46.98, 40.56, 20.61)
CIE-LCH	lch(46.98, 45.50, 26.94°)
OKLab	oklab(55.85% 0.1206 0.0507)
OKLCH	oklch(55.85% 0.131 22.8)
XYZ	xyz(23.1042, 16.0079, 9.2688)
Luminance	0.1600 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4504F #4FB3B4

analogous

#B44F80 #B4504F #B4824F

triadic

#B4504F #4FB450 #504FB4

tetradic

#B4504F #80B44F #4FB3B4 #824FB4

square

#B4504F #80B44F #4FB3B4 #824FB4

split-complementary

#B4504F #4FB482 #4F80B4

monochromatic

#602929 #8B3C3B #B4504F #C67B7A #D9A5A5

Accessibility & contrast

On white

5.00

#B4504F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#B4504F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4504F

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4504F	#FFFFFF	#000000	##FFFFFF
##B4504F	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68624E

Deuteranopia (green-blind)

#81774D

Tritanopia (blue-blind)

#C43F51

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b4504f;
/* rgb */ color: rgb(180, 80, 79);
/* oklch */ color: oklch(55.9% 0.131 22.8);

Tailwind

colors: {
  custom: {
    50: '#cf8480',
    500: '#b4504f',
    950: '#000000',
  },
}

SCSS

$custom: #b4504f;
$custom-light: #cf8480;
$custom-dark: #000000;

JSON

{
  "hex": "#b4504f",
  "rgb": {
    "r": 180,
    "g": 80,
    "b": 79
  },
  "hsl": {
    "h": 0.594,
    "s": 40.239,
    "l": 50.784
  },
  "oklch": {
    "l": 0.55853,
    "c": 0.13082,
    "h": 22.8
  },
  "luminance": 0.16005
}

Semantic roles & 50–950 ramp

primary

#B4504F

secondary

#99C5C6

accent

#CFD058

background

#FDF8F7

surface

#FAEFEE

border

#D3CAC9

text

#150B0A

muted

#837C7C

Preview Lab

Preview with #B4504F

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

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