#B3504F#B3504F

#B3504F is a mid, vivid red. Relative luminance 0.159; OKLCH L 55.7% C 0.130 H 22.8°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#B3504F
RGB	rgb(179, 80, 79)
HSL	hsl(1, 40%, 51%)
HSV	hsv(1, 56%, 70%)
CMYK	cmyk(0%, 55.3%, 55.9%, 29.8%)
CIE-LAB	lab(46.83, 40.19, 20.38)
CIE-LCH	lch(46.83, 45.06, 26.89°)
OKLab	oklab(55.7% 0.1195 0.0502)
OKLCH	oklch(55.7% 0.13 22.8)
XYZ	xyz(22.8722, 15.8882, 9.2579)
Luminance	0.1589 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3504F #4FB2B3

analogous

#B34F80 #B3504F #B3824F

triadic

#B3504F #4FB350 #504FB3

tetradic

#B3504F #80B34F #4FB2B3 #824FB3

square

#B3504F #80B34F #4FB2B3 #824FB3

split-complementary

#B3504F #4FB382 #4F80B3

monochromatic

#5F2929 #893C3B #B3504F #C57A7A #D8A5A4

Accessibility & contrast

On white

5.03

#B3504F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#B3504F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3504F

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3504F	#FFFFFF	#000000	##FFFFFF
##B3504F	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68624E

Deuteranopia (green-blind)

#80774D

Tritanopia (blue-blind)

#C34051

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #b3504f;
/* rgb */ color: rgb(179, 80, 79);
/* oklch */ color: oklch(55.7% 0.130 22.8);

Tailwind

colors: {
  custom: {
    50: '#cf8480',
    500: '#b3504f',
    950: '#000000',
  },
}

SCSS

$custom: #b3504f;
$custom-light: #cf8480;
$custom-dark: #000000;

JSON

{
  "hex": "#b3504f",
  "rgb": {
    "r": 179,
    "g": 80,
    "b": 79
  },
  "hsl": {
    "h": 0.6,
    "s": 39.683,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55703,
    "c": 0.12962,
    "h": 22.8
  },
  "luminance": 0.15886
}

Semantic roles & 50–950 ramp

primary

#B3504F

secondary

#99C5C5

accent

#CED058

background

#FDF8F7

surface

#FAEFEE

border

#D3CAC9

text

#150B0A

muted

#837C7C

Preview Lab

Preview with #B3504F

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

Preview Lab → · Contrast checker → · Palette generator →