#B13645#B13645

#B13645 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.9% C 0.158 H 17.8°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B13645
RGB	rgb(177, 54, 69)
HSL	hsl(353, 53%, 45%)
HSV	hsv(353, 69%, 69%)
CMYK	cmyk(0%, 69.5%, 61%, 30.6%)
CIE-LAB	lab(41.87, 50.53, 19.87)
CIE-LCH	lch(41.87, 54.30, 21.47°)
OKLab	oklab(51.86% 0.1508 0.0484)
OKLCH	oklch(51.86% 0.158 17.8)
XYZ	xyz(20.5268, 12.4180, 6.9451)
Luminance	0.1241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13645 #36B1A2

analogous

#B13682 #B13645 #B16436

triadic

#B13645 #45B136 #3645B1

tetradic

#B13645 #82B136 #36B1A2 #6436B1

square

#B13645 #82B136 #36B1A2 #6436B1

split-complementary

#B13645 #36B164 #3682B1

monochromatic

#531920 #822833 #B13645 #CC5866 #DA8791

Accessibility & contrast

On white

6.03

#B13645 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B13645 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13645

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13645	#FFFFFF	#000000	##FFFFFF
##B13645	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565245

Deuteranopia (green-blind)

#766C42

Tritanopia (blue-blind)

#C2173C

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b13645;
/* rgb */ color: rgb(177, 54, 69);
/* oklch */ color: oklch(51.9% 0.158 17.8);

Tailwind

colors: {
  custom: {
    50: '#cf7578',
    500: '#b13645',
    950: '#000000',
  },
}

SCSS

$custom: #b13645;
$custom-light: #cf7578;
$custom-dark: #000000;

JSON

{
  "hex": "#b13645",
  "rgb": {
    "r": 177,
    "g": 54,
    "b": 69
  },
  "hsl": {
    "h": 352.683,
    "s": 53.247,
    "l": 45.294
  },
  "oklch": {
    "l": 0.51856,
    "c": 0.15835,
    "h": 17.8
  },
  "luminance": 0.12415
}

Semantic roles & 50–950 ramp

primary

#B13645

secondary

#7FC4BC

accent

#DDCB4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B13645

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

Preview Lab → · Contrast checker → · Palette generator →