#B03436#B03436

#B03436 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.2% C 0.160 H 24.0°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#B03436
RGB	rgb(176, 52, 54)
HSL	hsl(359, 54%, 45%)
HSV	hsv(359, 70%, 69%)
CMYK	cmyk(0%, 70.5%, 69.3%, 31%)
CIE-LAB	lab(41.15, 50.09, 28.10)
CIE-LCH	lch(41.15, 57.43, 29.29°)
OKLab	oklab(51.2% 0.1465 0.0653)
OKLCH	oklch(51.2% 0.16 24)
XYZ	xyz(19.8005, 11.9553, 4.7543)
Luminance	0.1195 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03436 #34B0AE

analogous

#B03474 #B03436 #B07034

triadic

#B03436 #36B034 #3436B0

tetradic

#B03436 #74B034 #34B0AE #7034B0

square

#B03436 #74B034 #34B0AE #7034B0

split-complementary

#B03436 #34B070 #3474B0

monochromatic

#521819 #812628 #B03436 #CD5556 #DB8485

Accessibility & contrast

On white

6.19

#B03436 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#B03436 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03436

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03436	#FFFFFF	#000000	##FFFFFF
##B03436	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575035

Deuteranopia (green-blind)

#766B32

Tritanopia (blue-blind)

#C10B36

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b03436;
/* rgb */ color: rgb(176, 52, 54);
/* oklch */ color: oklch(51.2% 0.160 24.0);

Tailwind

colors: {
  custom: {
    50: '#cf746d',
    500: '#b03436',
    950: '#000000',
  },
}

SCSS

$custom: #b03436;
$custom-light: #cf746d;
$custom-dark: #000000;

JSON

{
  "hex": "#b03436",
  "rgb": {
    "r": 176,
    "g": 52,
    "b": 54
  },
  "hsl": {
    "h": 359.032,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51196,
    "c": 0.16037,
    "h": 24
  },
  "luminance": 0.11952
}

Semantic roles & 50–950 ramp

primary

#B03436

secondary

#7CC4C3

accent

#DEDB4A

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B03436

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

Preview Lab → · Contrast checker → · Palette generator →