#B03D4A#B03D4A

#B03D4A is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.6% C 0.149 H 17.3°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#B03D4A
RGB	rgb(176, 61, 74)
HSL	hsl(353, 49%, 46%)
HSV	hsv(353, 65%, 69%)
CMYK	cmyk(0%, 65.3%, 58%, 31%)
CIE-LAB	lab(42.86, 47.65, 18.06)
CIE-LCH	lch(42.86, 50.96, 20.75°)
OKLab	oklab(52.59% 0.1426 0.0445)
OKLCH	oklch(52.59% 0.149 17.3)
XYZ	xyz(20.8112, 13.0648, 7.9031)
Luminance	0.1306 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03D4A #3DB0A3

analogous

#B03D84 #B03D4A #B06A3D

triadic

#B03D4A #4AB03D #3D4AB0

tetradic

#B03D4A #84B03D #3DB0A3 #6A3DB0

square

#B03D4A #84B03D #3DB0A3 #6A3DB0

split-complementary

#B03D4A #3DB06A #3D84B0

monochromatic

#551D24 #832D37 #B03D4A #C8626D #D88F97

Accessibility & contrast

On white

5.81

#B03D4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B03D4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03D4A

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03D4A	#FFFFFF	#000000	##FFFFFF
##B03D4A	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A564A

Deuteranopia (green-blind)

#776E47

Tritanopia (blue-blind)

#C02642

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b03d4a;
/* rgb */ color: rgb(176, 61, 74);
/* oklch */ color: oklch(52.6% 0.149 17.3);

Tailwind

colors: {
  custom: {
    50: '#cd797c',
    500: '#b03d4a',
    950: '#000000',
  },
}

SCSS

$custom: #b03d4a;
$custom-light: #cd797c;
$custom-dark: #000000;

JSON

{
  "hex": "#b03d4a",
  "rgb": {
    "r": 176,
    "g": 61,
    "b": 74
  },
  "hsl": {
    "h": 353.217,
    "s": 48.523,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52592,
    "c": 0.14937,
    "h": 17.3
  },
  "luminance": 0.13062
}

Semantic roles & 50–950 ramp

primary

#B03D4A

secondary

#86C3BC

accent

#D8C950

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B03D4A

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

Preview Lab → · Contrast checker → · Palette generator →