#B43545#B43545

#B43545 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.3% C 0.163 H 17.8°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#B43545
RGB	rgb(180, 53, 69)
HSL	hsl(352, 55%, 46%)
HSV	hsv(352, 71%, 71%)
CMYK	cmyk(0%, 70.6%, 61.7%, 29.4%)
CIE-LAB	lab(42.28, 51.88, 20.51)
CIE-LCH	lch(42.28, 55.79, 21.57°)
OKLab	oklab(52.26% 0.1547 0.0498)
OKLCH	oklch(52.26% 0.163 17.8)
XYZ	xyz(21.1718, 12.6822, 6.9621)
Luminance	0.1268 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43545 #35B4A4

analogous

#B43584 #B43545 #B46435

triadic

#B43545 #45B435 #3545B4

tetradic

#B43545 #84B435 #35B4A4 #6435B4

square

#B43545 #84B435 #35B4A4 #6435B4

split-complementary

#B43545 #35B464 #3584B4

monochromatic

#551921 #852733 #B43545 #CE5867 #DC8892

Accessibility & contrast

On white

5.94

#B43545 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B43545 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43545

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43545	#FFFFFF	#000000	##FFFFFF
##B43545	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575345

Deuteranopia (green-blind)

#776E42

Tritanopia (blue-blind)

#C5123C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b43545;
/* rgb */ color: rgb(180, 53, 69);
/* oklch */ color: oklch(52.3% 0.163 17.8);

Tailwind

colors: {
  custom: {
    50: '#d17578',
    500: '#b43545',
    950: '#000000',
  },
}

SCSS

$custom: #b43545;
$custom-light: #d17578;
$custom-dark: #000000;

JSON

{
  "hex": "#b43545",
  "rgb": {
    "r": 180,
    "g": 53,
    "b": 69
  },
  "hsl": {
    "h": 352.441,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52261,
    "c": 0.16252,
    "h": 17.8
  },
  "luminance": 0.12679
}

Semantic roles & 50–950 ramp

primary

#B43545

secondary

#7FC6BD

accent

#DECB4A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B43545

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

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