#B13545#B13545

#B13545 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.159 H 17.5°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#B13545
RGB	rgb(177, 53, 69)
HSL	hsl(352, 54%, 45%)
HSV	hsv(352, 70%, 69%)
CMYK	cmyk(0%, 70.1%, 61%, 30.6%)
CIE-LAB	lab(41.73, 50.93, 19.68)
CIE-LCH	lch(41.73, 54.60, 21.13°)
OKLab	oklab(51.75% 0.152 0.0479)
OKLCH	oklch(51.75% 0.159 17.5)
XYZ	xyz(20.4808, 12.3259, 6.9297)
Luminance	0.1232 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13545 #35B1A1

analogous

#B13583 #B13545 #B16335

triadic

#B13545 #45B135 #3545B1

tetradic

#B13545 #83B135 #35B1A1 #6335B1

square

#B13545 #83B135 #35B1A1 #6335B1

split-complementary

#B13545 #35B163 #3583B1

monochromatic

#531920 #822733 #B13545 #CD5766 #DB8691

Accessibility & contrast

On white

6.06

#B13545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B13545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13545

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13545	#FFFFFF	#000000	##FFFFFF
##B13545	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565245

Deuteranopia (green-blind)

#756C42

Tritanopia (blue-blind)

#C2153C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13545;
/* rgb */ color: rgb(177, 53, 69);
/* oklch */ color: oklch(51.7% 0.159 17.5);

Tailwind

colors: {
  custom: {
    50: '#cf7578',
    500: '#b13545',
    950: '#000000',
  },
}

SCSS

$custom: #b13545;
$custom-light: #cf7578;
$custom-dark: #000000;

JSON

{
  "hex": "#b13545",
  "rgb": {
    "r": 177,
    "g": 53,
    "b": 69
  },
  "hsl": {
    "h": 352.258,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51749,
    "c": 0.15941,
    "h": 17.5
  },
  "luminance": 0.12323
}

Semantic roles & 50–950 ramp

primary

#B13545

secondary

#7DC4BB

accent

#DDCA4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B13545

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

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