#B43E40#B43E40

#B43E40 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.2% C 0.153 H 23.0°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#B43E40
RGB	rgb(180, 62, 64)
HSL	hsl(359, 49%, 47%)
HSV	hsv(359, 66%, 71%)
CMYK	cmyk(0%, 65.6%, 64.4%, 29.4%)
CIE-LAB	lab(43.54, 47.89, 25.18)
CIE-LCH	lch(43.54, 54.11, 27.74°)
OKLab	oklab(53.17% 0.1411 0.0599)
OKLCH	oklch(53.17% 0.153 23)
XYZ	xyz(21.4726, 13.5217, 6.3287)
Luminance	0.1352 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43E40 #3EB4B2

analogous

#B43E7B #B43E40 #B4773E

triadic

#B43E40 #40B43E #3E40B4

tetradic

#B43E40 #7BB43E #3EB4B2 #773EB4

square

#B43E40 #7BB43E #3EB4B2 #773EB4

split-complementary

#B43E40 #3EB477 #3E7BB4

monochromatic

#591F20 #862E30 #B43E40 #CA6567 #DA9394

Accessibility & contrast

On white

5.67

#B43E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#B43E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43E40

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43E40	#FFFFFF	#000000	##FFFFFF
##B43E40	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D573F

Deuteranopia (green-blind)

#7B703D

Tritanopia (blue-blind)

#C52340

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b43e40;
/* rgb */ color: rgb(180, 62, 64);
/* oklch */ color: oklch(53.2% 0.153 23.0);

Tailwind

colors: {
  custom: {
    50: '#d17a75',
    500: '#b43e40',
    950: '#000000',
  },
}

SCSS

$custom: #b43e40;
$custom-light: #d17a75;
$custom-dark: #000000;

JSON

{
  "hex": "#b43e40",
  "rgb": {
    "r": 180,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 358.983,
    "s": 48.76,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53173,
    "c": 0.15327,
    "h": 23
  },
  "luminance": 0.13519
}

Semantic roles & 50–950 ramp

primary

#B43E40

secondary

#89C5C4

accent

#D8D64F

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A08

muted

#837C7B

Preview Lab

Preview with #B43E40

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

Preview Lab → · Contrast checker → · Palette generator →