#B1333C#B1333C

#B1333C is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.4% C 0.162 H 21.2°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#B1333C
RGB	rgb(177, 51, 60)
HSL	hsl(356, 55%, 45%)
HSV	hsv(356, 71%, 69%)
CMYK	cmyk(0%, 71.2%, 66.1%, 30.6%)
CIE-LAB	lab(41.29, 51.13, 24.66)
CIE-LCH	lch(41.29, 56.77, 25.75°)
OKLab	oklab(51.37% 0.1509 0.0584)
OKLCH	oklch(51.37% 0.162 21.2)
XYZ	xyz(20.1330, 12.0439, 5.5387)
Luminance	0.1204 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1333C #33B1A8

analogous

#B1337B #B1333C #B16933

triadic

#B1333C #3CB133 #333CB1

tetradic

#B1333C #7BB133 #33B1A8 #6933B1

square

#B1333C #7BB133 #33B1A8 #6933B1

split-complementary

#B1333C #33B169 #337BB1

monochromatic

#52181C #81252C #B1333C #CE545C #DB8389

Accessibility & contrast

On white

6.16

#B1333C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B1333C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1333C

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1333C	#FFFFFF	#000000	##FFFFFF
##B1333C	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56503B

Deuteranopia (green-blind)

#766B38

Tritanopia (blue-blind)

#C20A37

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b1333c;
/* rgb */ color: rgb(177, 51, 60);
/* oklch */ color: oklch(51.4% 0.162 21.2);

Tailwind

colors: {
  custom: {
    50: '#d07371',
    500: '#b1333c',
    950: '#000000',
  },
}

SCSS

$custom: #b1333c;
$custom-light: #d07371;
$custom-dark: #000000;

JSON

{
  "hex": "#b1333c",
  "rgb": {
    "r": 177,
    "g": 51,
    "b": 60
  },
  "hsl": {
    "h": 355.714,
    "s": 55.263,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51366,
    "c": 0.16184,
    "h": 21.2
  },
  "luminance": 0.12041
}

Semantic roles & 50–950 ramp

primary

#B1333C

secondary

#7BC5BF

accent

#DFD449

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B1333C

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

Preview Lab → · Contrast checker → · Palette generator →