#B03C4D#B03C4D

#B03C4D is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.5% C 0.151 H 15.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B03C4D
RGB	rgb(176, 60, 77)
HSL	hsl(351, 49%, 46%)
HSV	hsv(351, 66%, 69%)
CMYK	cmyk(0%, 65.9%, 56.2%, 31%)
CIE-LAB	lab(42.76, 48.31, 16.07)
CIE-LCH	lch(42.76, 50.92, 18.40°)
OKLab	oklab(52.54% 0.1452 0.04)
OKLCH	oklch(52.54% 0.151 15.4)
XYZ	xyz(20.8618, 13.0004, 8.4305)
Luminance	0.1300 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03C4D #3CB09F

analogous

#B03C87 #B03C4D #B0653C

triadic

#B03C4D #4DB03C #3C4DB0

tetradic

#B03C4D #87B03C #3CB09F #653CB0

square

#B03C4D #87B03C #3CB09F #653CB0

split-complementary

#B03C4D #3CB065 #3C87B0

monochromatic

#551D25 #822C39 #B03C4D #C96070 #D88E99

Accessibility & contrast

On white

5.83

#B03C4D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B03C4D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03C4D

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03C4D	#FFFFFF	#000000	##FFFFFF
##B03C4D	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58564D

Deuteranopia (green-blind)

#766E4A

Tritanopia (blue-blind)

#C02643

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b03c4d;
/* rgb */ color: rgb(176, 60, 77);
/* oklch */ color: oklch(52.5% 0.151 15.4);

Tailwind

colors: {
  custom: {
    50: '#cd787e',
    500: '#b03c4d',
    950: '#000000',
  },
}

SCSS

$custom: #b03c4d;
$custom-light: #cd787e;
$custom-dark: #000000;

JSON

{
  "hex": "#b03c4d",
  "rgb": {
    "r": 176,
    "g": 60,
    "b": 77
  },
  "hsl": {
    "h": 351.207,
    "s": 49.153,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5254,
    "c": 0.15058,
    "h": 15.4
  },
  "luminance": 0.12998
}

Semantic roles & 50–950 ramp

primary

#B03C4D

secondary

#85C3BA

accent

#D9C54F

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B03C4D

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

Preview Lab → · Contrast checker → · Palette generator →