#B42F49#B42F49

#B42F49 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.8% C 0.169 H 14.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B42F49
RGB	rgb(180, 47, 73)
HSL	hsl(348, 59%, 45%)
HSV	hsv(348, 74%, 71%)
CMYK	cmyk(0%, 73.9%, 59.4%, 29.4%)
CIE-LAB	lab(41.56, 54.36, 17.07)
CIE-LCH	lch(41.56, 56.98, 17.44°)
OKLab	oklab(51.76% 0.1634 0.0421)
OKLCH	oklch(51.76% 0.169 14.4)
XYZ	xyz(21.0436, 12.2204, 7.5527)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B42F49 #2FB49A

analogous

#B42F8B #B42F49 #B4582F

triadic

#B42F49 #49B42F #2F49B4

tetradic

#B42F49 #8BB42F #2FB49A #582FB4

square

#B42F49 #8BB42F #2FB49A #582FB4

split-complementary

#B42F49 #2FB458 #2F8BB4

monochromatic

#531622 #832235 #B42F49 #D14F69 #DE8092

Accessibility & contrast

On white

6.10

#B42F49 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B42F49 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B42F49

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B42F49	#FFFFFF	#000000	##FFFFFF
##B42F49	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535049

Deuteranopia (green-blind)

#756C46

Tritanopia (blue-blind)

#C5023A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b42f49;
/* rgb */ color: rgb(180, 47, 73);
/* oklch */ color: oklch(51.8% 0.169 14.4);

Tailwind

colors: {
  custom: {
    50: '#d1727b',
    500: '#b42f49',
    950: '#000000',
  },
}

SCSS

$custom: #b42f49;
$custom-light: #d1727b;
$custom-dark: #000000;

JSON

{
  "hex": "#b42f49",
  "rgb": {
    "r": 180,
    "g": 47,
    "b": 73
  },
  "hsl": {
    "h": 348.271,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51755,
    "c": 0.1687,
    "h": 14.4
  },
  "luminance": 0.12217
}

Semantic roles & 50–950 ramp

primary

#B42F49

secondary

#78C7B7

accent

#E2C346

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B42F49

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

Preview Lab → · Contrast checker → · Palette generator →