#B33C4E#B33C4E

#B33C4E is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.1% C 0.154 H 15.3°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B33C4E
RGB	rgb(179, 60, 78)
HSL	hsl(351, 50%, 47%)
HSV	hsv(351, 66%, 70%)
CMYK	cmyk(0%, 66.5%, 56.4%, 29.8%)
CIE-LAB	lab(43.31, 49.38, 16.29)
CIE-LCH	lch(43.31, 52.00, 18.25°)
OKLab	oklab(53.06% 0.1484 0.0405)
OKLCH	oklch(53.06% 0.154 15.3)
XYZ	xyz(21.5834, 13.3684, 8.6501)
Luminance	0.1336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33C4E #3CB3A1

analogous

#B33C8A #B33C4E #B3653C

triadic

#B33C4E #4EB33C #3C4EB3

tetradic

#B33C4E #8AB33C #3CB3A1 #653CB3

square

#B33C4E #8AB33C #3CB3A1 #653CB3

split-complementary

#B33C4E #3CB365 #3C8AB3

monochromatic

#571D26 #852D3A #B33C4E #CA6272 #DA909B

Accessibility & contrast

On white

5.72

#B33C4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B33C4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33C4E

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33C4E	#FFFFFF	#000000	##FFFFFF
##B33C4E	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59574E

Deuteranopia (green-blind)

#786F4B

Tritanopia (blue-blind)

#C42443

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b33c4e;
/* rgb */ color: rgb(179, 60, 78);
/* oklch */ color: oklch(53.1% 0.154 15.3);

Tailwind

colors: {
  custom: {
    50: '#d0797f',
    500: '#b33c4e',
    950: '#000000',
  },
}

SCSS

$custom: #b33c4e;
$custom-light: #d0797f;
$custom-dark: #000000;

JSON

{
  "hex": "#b33c4e",
  "rgb": {
    "r": 179,
    "g": 60,
    "b": 78
  },
  "hsl": {
    "h": 350.924,
    "s": 49.791,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53056,
    "c": 0.15383,
    "h": 15.3
  },
  "luminance": 0.13365
}

Semantic roles & 50–950 ramp

primary

#B33C4E

secondary

#86C5BB

accent

#D9C44E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B33C4E

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

Preview Lab → · Contrast checker → · Palette generator →