#B43A2D#B43A2D

#B43A2D is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.4% C 0.160 H 29.5°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B43A2D
RGB	rgb(180, 58, 45)
HSL	hsl(6, 60%, 44%)
HSV	hsv(6, 75%, 71%)
CMYK	cmyk(0%, 67.8%, 75%, 29.4%)
CIE-LAB	lab(42.65, 48.58, 35.30)
CIE-LCH	lch(42.65, 60.05, 36.00°)
OKLab	oklab(52.42% 0.1394 0.079)
OKLCH	oklch(52.42% 0.16 29.5)
XYZ	xyz(20.8114, 12.9219, 3.8805)
Luminance	0.1292 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43A2D #2DA7B4

analogous

#B42D64 #B43A2D #B47E2D

triadic

#B43A2D #2DB43A #3A2DB4

tetradic

#B43A2D #64B42D #2DA7B4 #7E2DB4

square

#B43A2D #64B42D #2DA7B4 #7E2DB4

split-complementary

#B43A2D #2DB47E #2D64B4

monochromatic

#521A15 #832A21 #B43A2D #D2594C #DE867D

Accessibility & contrast

On white

5.86

#B43A2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B43A2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43A2D

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43A2D	#FFFFFF	#000000	##FFFFFF
##B43A2D	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D542B

Deuteranopia (green-blind)

#7B6F29

Tritanopia (blue-blind)

#C61538

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b43a2d;
/* rgb */ color: rgb(180, 58, 45);
/* oklch */ color: oklch(52.4% 0.160 29.5);

Tailwind

colors: {
  custom: {
    50: '#d37767',
    500: '#b43a2d',
    950: '#000000',
  },
}

SCSS

$custom: #b43a2d;
$custom-light: #d37767;
$custom-dark: #000000;

JSON

{
  "hex": "#b43a2d",
  "rgb": {
    "r": 180,
    "g": 58,
    "b": 45
  },
  "hsl": {
    "h": 5.778,
    "s": 60,
    "l": 44.118
  },
  "oklch": {
    "l": 0.52416,
    "c": 0.1602,
    "h": 29.5
  },
  "luminance": 0.12919
}

Semantic roles & 50–950 ramp

primary

#B43A2D

secondary

#76BFC7

accent

#D4E345

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B43A2D

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

Preview Lab → · Contrast checker → · Palette generator →