#B03148#B03148

#B03148 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.163 H 14.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B03148
RGB	rgb(176, 49, 72)
HSL	hsl(349, 56%, 44%)
HSV	hsv(349, 72%, 69%)
CMYK	cmyk(0%, 72.2%, 59.1%, 31%)
CIE-LAB	lab(41.05, 52.34, 16.88)
CIE-LCH	lch(41.05, 55.00, 17.88°)
OKLab	oklab(51.23% 0.1572 0.0416)
OKLCH	oklch(51.23% 0.163 14.8)
XYZ	xyz(20.1745, 11.8975, 7.3637)
Luminance	0.1190 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03148 #31B099

analogous

#B03188 #B03148 #B05A31

triadic

#B03148 #48B031 #3148B0

tetradic

#B03148 #88B031 #31B099 #5A31B0

square

#B03148 #88B031 #31B099 #5A31B0

split-complementary

#B03148 #31B05A #3188B0

monochromatic

#501621 #802434 #B03148 #CE5067 #DC8090

Accessibility & contrast

On white

6.21

#B03148 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B03148 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03148

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03148	#FFFFFF	#000000	##FFFFFF
##B03148	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525048

Deuteranopia (green-blind)

#736A45

Tritanopia (blue-blind)

#C10D3A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b03148;
/* rgb */ color: rgb(176, 49, 72);
/* oklch */ color: oklch(51.2% 0.163 14.8);

Tailwind

colors: {
  custom: {
    50: '#ce737a',
    500: '#b03148',
    950: '#000000',
  },
}

SCSS

$custom: #b03148;
$custom-light: #ce737a;
$custom-dark: #000000;

JSON

{
  "hex": "#b03148",
  "rgb": {
    "r": 176,
    "g": 49,
    "b": 72
  },
  "hsl": {
    "h": 349.134,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51231,
    "c": 0.16264,
    "h": 14.8
  },
  "luminance": 0.11895
}

Semantic roles & 50–950 ramp

primary

#B03148

secondary

#78C5B7

accent

#E0C448

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03148

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

Preview Lab → · Contrast checker → · Palette generator →