#B03443#B03443

#B03443 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.159 H 18.1°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#B03443
RGB	rgb(176, 52, 67)
HSL	hsl(353, 54%, 45%)
HSV	hsv(353, 70%, 69%)
CMYK	cmyk(0%, 70.5%, 61.9%, 31%)
CIE-LAB	lab(41.37, 50.86, 20.41)
CIE-LCH	lch(41.37, 54.80, 21.87°)
OKLab	oklab(51.43% 0.1516 0.0495)
OKLCH	oklch(51.43% 0.159 18.1)
XYZ	xyz(20.1476, 12.0942, 6.5826)
Luminance	0.1209 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03443 #34B0A1

analogous

#B03481 #B03443 #B06334

triadic

#B03443 #43B034 #3443B0

tetradic

#B03443 #81B034 #34B0A1 #6334B0

square

#B03443 #81B034 #34B0A1 #6334B0

split-complementary

#B03443 #34B063 #3481B0

monochromatic

#52181F #812631 #B03443 #CD5563 #DB848E

Accessibility & contrast

On white

6.14

#B03443 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B03443 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03443

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03443	#FFFFFF	#000000	##FFFFFF
##B03443	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555143

Deuteranopia (green-blind)

#746B40

Tritanopia (blue-blind)

#C1123A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b03443;
/* rgb */ color: rgb(176, 52, 67);
/* oklch */ color: oklch(51.4% 0.159 18.1);

Tailwind

colors: {
  custom: {
    50: '#ce7477',
    500: '#b03443',
    950: '#000000',
  },
}

SCSS

$custom: #b03443;
$custom-light: #ce7477;
$custom-dark: #000000;

JSON

{
  "hex": "#b03443",
  "rgb": {
    "r": 176,
    "g": 52,
    "b": 67
  },
  "hsl": {
    "h": 352.742,
    "s": 54.386,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51432,
    "c": 0.15945,
    "h": 18.1
  },
  "luminance": 0.12091
}

Semantic roles & 50–950 ramp

primary

#B03443

secondary

#7CC4BB

accent

#DECC4A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B03443

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

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