#B43D35#B43D35

#B43D35 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.9% C 0.156 H 27.5°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#B43D35
RGB	rgb(180, 61, 53)
HSL	hsl(4, 55%, 46%)
HSV	hsv(4, 71%, 71%)
CMYK	cmyk(0%, 66.1%, 70.6%, 29.4%)
CIE-LAB	lab(43.21, 47.69, 31.33)
CIE-LCH	lch(43.21, 57.07, 33.30°)
OKLab	oklab(52.88% 0.1382 0.072)
OKLCH	oklch(52.88% 0.156 27.5)
XYZ	xyz(21.1360, 13.3008, 4.8218)
Luminance	0.1330 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43D35 #35ACB4

analogous

#B4356C #B43D35 #B47D35

triadic

#B43D35 #35B43D #3D35B4

tetradic

#B43D35 #6CB435 #35ACB4 #7D35B4

square

#B43D35 #6CB435 #35ACB4 #7D35B4

split-complementary

#B43D35 #35B47D #356CB4

monochromatic

#551D19 #852D27 #B43D35 #CE6058 #DC8D88

Accessibility & contrast

On white

5.74

#B43D35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#B43D35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43D35

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43D35	#FFFFFF	#000000	##FFFFFF
##B43D35	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5633

Deuteranopia (green-blind)

#7B7031

Tritanopia (blue-blind)

#C61E3C

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b43d35;
/* rgb */ color: rgb(180, 61, 53);
/* oklch */ color: oklch(52.9% 0.156 27.5);

Tailwind

colors: {
  custom: {
    50: '#d2796c',
    500: '#b43d35',
    950: '#000000',
  },
}

SCSS

$custom: #b43d35;
$custom-light: #d2796c;
$custom-dark: #000000;

JSON

{
  "hex": "#b43d35",
  "rgb": {
    "r": 180,
    "g": 61,
    "b": 53
  },
  "hsl": {
    "h": 3.78,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52875,
    "c": 0.15587,
    "h": 27.5
  },
  "luminance": 0.13298
}

Semantic roles & 50–950 ramp

primary

#B43D35

secondary

#7FC1C6

accent

#D5DE4A

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B43D35

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

Preview Lab → · Contrast checker → · Palette generator →