#B13745#B13745

#B13745 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.157 H 18.1°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#B13745
RGB	rgb(177, 55, 69)
HSL	hsl(353, 53%, 45%)
HSV	hsv(353, 69%, 69%)
CMYK	cmyk(0%, 68.9%, 61%, 30.6%)
CIE-LAB	lab(42.02, 50.13, 20.06)
CIE-LCH	lch(42.02, 54.00, 21.81°)
OKLab	oklab(51.97% 0.1495 0.0488)
OKLCH	oklch(51.97% 0.157 18.1)
XYZ	xyz(20.5738, 12.5120, 6.9608)
Luminance	0.1251 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13745 #37B1A3

analogous

#B13782 #B13745 #B16637

triadic

#B13745 #45B137 #3745B1

tetradic

#B13745 #82B137 #37B1A3 #6637B1

square

#B13745 #82B137 #37B1A3 #6637B1

split-complementary

#B13745 #37B166 #3782B1

monochromatic

#541A21 #822833 #B13745 #CC5A67 #DA8892

Accessibility & contrast

On white

6.00

#B13745 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#B13745 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13745

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13745	#FFFFFF	#000000	##FFFFFF
##B13745	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575345

Deuteranopia (green-blind)

#766D42

Tritanopia (blue-blind)

#C2193D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b13745;
/* rgb */ color: rgb(177, 55, 69);
/* oklch */ color: oklch(52.0% 0.157 18.1);

Tailwind

colors: {
  custom: {
    50: '#cf7678',
    500: '#b13745',
    950: '#000000',
  },
}

SCSS

$custom: #b13745;
$custom-light: #cf7678;
$custom-dark: #000000;

JSON

{
  "hex": "#b13745",
  "rgb": {
    "r": 177,
    "g": 55,
    "b": 69
  },
  "hsl": {
    "h": 353.115,
    "s": 52.586,
    "l": 45.49
  },
  "oklch": {
    "l": 0.51965,
    "c": 0.15727,
    "h": 18.1
  },
  "luminance": 0.12509
}

Semantic roles & 50–950 ramp

primary

#B13745

secondary

#80C4BC

accent

#DCCB4C

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B13745

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

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