#B03E4E#B03E4E

#B03E4E is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.8% C 0.148 H 15.5°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#B03E4E
RGB	rgb(176, 62, 78)
HSL	hsl(352, 48%, 47%)
HSV	hsv(352, 65%, 69%)
CMYK	cmyk(0%, 64.8%, 55.7%, 31%)
CIE-LAB	lab(43.11, 47.53, 15.92)
CIE-LCH	lch(43.11, 50.12, 18.52°)
OKLab	oklab(52.8% 0.1428 0.0397)
OKLCH	oklch(52.8% 0.148 15.5)
XYZ	xyz(21.0041, 13.2282, 8.6535)
Luminance	0.1323 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03E4E #3EB0A0

analogous

#B03E87 #B03E4E #B0673E

triadic

#B03E4E #4EB03E #3E4EB0

tetradic

#B03E4E #87B03E #3EB0A0 #673EB0

square

#B03E4E #87B03E #3EB0A0 #673EB0

split-complementary

#B03E4E #3EB067 #3E87B0

monochromatic

#551E26 #832E3A #B03E4E #C86371 #D8909A

Accessibility & contrast

On white

5.76

#B03E4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.65

#B03E4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03E4E

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03E4E	#FFFFFF	#000000	##FFFFFF
##B03E4E	1.00	5.76	3.65	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.65	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A574E

Deuteranopia (green-blind)

#776F4B

Tritanopia (blue-blind)

#C02944

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b03e4e;
/* rgb */ color: rgb(176, 62, 78);
/* oklch */ color: oklch(52.8% 0.148 15.5);

Tailwind

colors: {
  custom: {
    50: '#cd797f',
    500: '#b03e4e',
    950: '#000000',
  },
}

SCSS

$custom: #b03e4e;
$custom-light: #cd797f;
$custom-dark: #000000;

JSON

{
  "hex": "#b03e4e",
  "rgb": {
    "r": 176,
    "g": 62,
    "b": 78
  },
  "hsl": {
    "h": 351.579,
    "s": 47.899,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52802,
    "c": 0.14823,
    "h": 15.5
  },
  "luminance": 0.13225
}

Semantic roles & 50–950 ramp

primary

#B03E4E

secondary

#87C3BB

accent

#D7C550

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B03E4E

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

Preview Lab → · Contrast checker → · Palette generator →