#B43E35#B43E35

#B43E35 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.0% C 0.155 H 27.9°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B43E35
RGB	rgb(180, 62, 53)
HSL	hsl(4, 55%, 46%)
HSV	hsv(4, 71%, 71%)
CMYK	cmyk(0%, 65.6%, 70.6%, 29.4%)
CIE-LAB	lab(43.37, 47.26, 31.52)
CIE-LCH	lch(43.37, 56.81, 33.70°)
OKLab	oklab(52.99% 0.1369 0.0724)
OKLCH	oklch(52.99% 0.155 27.9)
XYZ	xyz(21.1899, 13.4086, 4.8398)
Luminance	0.1341 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43E35 #35ABB4

analogous

#B4356B #B43E35 #B47D35

triadic

#B43E35 #35B43E #3E35B4

tetradic

#B43E35 #6BB435 #35ABB4 #7D35B4

square

#B43E35 #6BB435 #35ABB4 #7D35B4

split-complementary

#B43E35 #35B47D #356BB4

monochromatic

#551D19 #852E27 #B43E35 #CE6158 #DC8E88

Accessibility & contrast

On white

5.70

#B43E35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#B43E35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43E35

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43E35	#FFFFFF	#000000	##FFFFFF
##B43E35	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5633

Deuteranopia (green-blind)

#7C7031

Tritanopia (blue-blind)

#C6203D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43e35;
/* rgb */ color: rgb(180, 62, 53);
/* oklch */ color: oklch(53.0% 0.155 27.9);

Tailwind

colors: {
  custom: {
    50: '#d2796c',
    500: '#b43e35',
    950: '#000000',
  },
}

SCSS

$custom: #b43e35;
$custom-light: #d2796c;
$custom-dark: #000000;

JSON

{
  "hex": "#b43e35",
  "rgb": {
    "r": 180,
    "g": 62,
    "b": 53
  },
  "hsl": {
    "h": 4.252,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52994,
    "c": 0.15487,
    "h": 27.9
  },
  "luminance": 0.13406
}

Semantic roles & 50–950 ramp

primary

#B43E35

secondary

#7FC1C6

accent

#D3DE4A

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B43E35

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

Preview Lab → · Contrast checker → · Palette generator →