#B42E28#B42E28

#B42E28 is a mid, vivid red. Relative luminance 0.118; OKLCH L 51.1% C 0.172 H 27.7°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#B42E28
RGB	rgb(180, 46, 40)
HSL	hsl(3, 64%, 43%)
HSV	hsv(3, 78%, 71%)
CMYK	cmyk(0%, 74.4%, 77.8%, 29.4%)
CIE-LAB	lab(40.92, 52.97, 36.26)
CIE-LCH	lch(40.92, 64.19, 34.39°)
OKLab	oklab(51.11% 0.1521 0.0798)
OKLCH	oklch(51.11% 0.172 27.7)
XYZ	xyz(20.1848, 11.8136, 3.2245)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42E28 #28AEB4

analogous

#B42868 #B42E28 #B47428

triadic

#B42E28 #28B42E #2E28B4

tetradic

#B42E28 #68B428 #28AEB4 #7428B4

square

#B42E28 #68B428 #28AEB4 #7428B4

split-complementary

#B42E28 #28B474 #2868B4

monochromatic

#501412 #82211D #B42E28 #D54A44 #E17A76

Accessibility & contrast

On white

6.25

#B42E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#B42E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42E28

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42E28	#FFFFFF	#000000	##FFFFFF
##B42E28	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E26

Deuteranopia (green-blind)

#786B22

Tritanopia (blue-blind)

#C6002E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b42e28;
/* rgb */ color: rgb(180, 46, 40);
/* oklch */ color: oklch(51.1% 0.172 27.7);

Tailwind

colors: {
  custom: {
    50: '#d37163',
    500: '#b42e28',
    950: '#000000',
  },
}

SCSS

$custom: #b42e28;
$custom-light: #d37163;
$custom-dark: #000000;

JSON

{
  "hex": "#b42e28",
  "rgb": {
    "r": 180,
    "g": 46,
    "b": 40
  },
  "hsl": {
    "h": 2.571,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51107,
    "c": 0.17175,
    "h": 27.7
  },
  "luminance": 0.1181
}

Semantic roles & 50–950 ramp

primary

#B42E28

secondary

#70C4C8

accent

#E0E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B42E28

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

Preview Lab → · Contrast checker → · Palette generator →