#B33D4A#B33D4A

#B33D4A is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.1% C 0.153 H 17.7°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B33D4A
RGB	rgb(179, 61, 74)
HSL	hsl(353, 49%, 47%)
HSV	hsv(353, 66%, 70%)
CMYK	cmyk(0%, 65.9%, 58.7%, 29.8%)
CIE-LAB	lab(43.39, 48.66, 18.85)
CIE-LCH	lch(43.39, 52.18, 21.18°)
OKLab	oklab(53.09% 0.1455 0.0463)
OKLCH	oklch(53.09% 0.153 17.7)
XYZ	xyz(21.4972, 13.4185, 7.9353)
Luminance	0.1342 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33D4A #3DB3A6

analogous

#B33D85 #B33D4A #B36B3D

triadic

#B33D4A #4AB33D #3D4AB3

tetradic

#B33D4A #85B33D #3DB3A6 #6B3DB3

square

#B33D4A #85B33D #3DB3A6 #6B3DB3

split-complementary

#B33D4A #3DB36B #3D85B3

monochromatic

#581E24 #852D37 #B33D4A #CA636F #D99199

Accessibility & contrast

On white

5.70

#B33D4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B33D4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33D4A

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33D4A	#FFFFFF	#000000	##FFFFFF
##B33D4A	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B574A

Deuteranopia (green-blind)

#797047

Tritanopia (blue-blind)

#C42542

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b33d4a;
/* rgb */ color: rgb(179, 61, 74);
/* oklch */ color: oklch(53.1% 0.153 17.7);

Tailwind

colors: {
  custom: {
    50: '#d0797c',
    500: '#b33d4a',
    950: '#000000',
  },
}

SCSS

$custom: #b33d4a;
$custom-light: #d0797c;
$custom-dark: #000000;

JSON

{
  "hex": "#b33d4a",
  "rgb": {
    "r": 179,
    "g": 61,
    "b": 74
  },
  "hsl": {
    "h": 353.39,
    "s": 49.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.53085,
    "c": 0.15264,
    "h": 17.7
  },
  "luminance": 0.13416
}

Semantic roles & 50–950 ramp

primary

#B33D4A

secondary

#87C5BE

accent

#D9CA4F

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B33D4A

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

Preview Lab → · Contrast checker → · Palette generator →