#B1353B#B1353B

#B1353B is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.160 H 22.2°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B1353B
RGB	rgb(177, 53, 59)
HSL	hsl(357, 54%, 45%)
HSV	hsv(357, 70%, 69%)
CMYK	cmyk(0%, 70.1%, 66.7%, 30.6%)
CIE-LAB	lab(41.55, 50.30, 25.61)
CIE-LCH	lch(41.55, 56.44, 26.98°)
OKLab	oklab(51.56% 0.1481 0.0604)
OKLCH	oklch(51.56% 0.16 22.2)
XYZ	xyz(20.1961, 12.2120, 5.4305)
Luminance	0.1221 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1353B #35B1AB

analogous

#B13579 #B1353B #B16D35

triadic

#B1353B #3BB135 #353BB1

tetradic

#B1353B #79B135 #35B1AB #6D35B1

square

#B1353B #79B135 #35B1AB #6D35B1

split-complementary

#B1353B #35B16D #3579B1

monochromatic

#53191C #82272B #B1353B #CD575C #DB868A

Accessibility & contrast

On white

6.10

#B1353B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B1353B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B1353B

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1353B	#FFFFFF	#000000	##FFFFFF
##B1353B	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#57513A

Deuteranopia (green-blind)

#766C37

Tritanopia (blue-blind)

#C21038

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b1353b;
/* rgb */ color: rgb(177, 53, 59);
/* oklch */ color: oklch(51.6% 0.160 22.2);

Tailwind

colors: {
  custom: {
    50: '#d07471',
    500: '#b1353b',
    950: '#000000',
  },
}

SCSS

$custom: #b1353b;
$custom-light: #d07471;
$custom-dark: #000000;

JSON

{
  "hex": "#b1353b",
  "rgb": {
    "r": 177,
    "g": 53,
    "b": 59
  },
  "hsl": {
    "h": 357.097,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51559,
    "c": 0.15992,
    "h": 22.2
  },
  "luminance": 0.12209
}

Semantic roles & 50–950 ramp

primary

#B1353B

secondary

#7DC4C1

accent

#DDD64B

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #B1353B

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

Preview Lab → · Contrast checker → · Palette generator →