#B0242B#B0242B

#B0242B is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.6% C 0.175 H 24.3°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#B0242B
RGB	rgb(176, 36, 43)
HSL	hsl(357, 66%, 42%)
HSV	hsv(357, 80%, 69%)
CMYK	cmyk(0%, 79.5%, 75.6%, 31%)
CIE-LAB	lab(39.02, 55.07, 32.22)
CIE-LCH	lch(39.02, 63.80, 30.33°)
OKLab	oklab(49.56% 0.1599 0.0721)
OKLCH	oklch(49.56% 0.175 24.3)
XYZ	xyz(18.9737, 10.6693, 3.3454)
Luminance	0.1067 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0242B #24B0A9

analogous

#B02471 #B0242B #B06324

triadic

#B0242B #2BB024 #242BB0

tetradic

#B0242B #71B024 #24B0A9 #6324B0

square

#B0242B #71B024 #24B0A9 #6324B0

split-complementary

#B0242B #24B063 #2471B0

monochromatic

#4A0F12 #7D1A1F #B0242B #D73A42 #E16D73

Accessibility & contrast

On white

6.70

#B0242B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#B0242B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0242B

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0242B	#FFFFFF	#000000	##FFFFFF
##B0242B	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50492A

Deuteranopia (green-blind)

#726726

Tritanopia (blue-blind)

#C20028

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b0242b;
/* rgb */ color: rgb(176, 36, 43);
/* oklch */ color: oklch(49.6% 0.175 24.3);

Tailwind

colors: {
  custom: {
    50: '#d06c64',
    500: '#b0242b',
    950: '#000000',
  },
}

SCSS

$custom: #b0242b;
$custom-light: #d06c64;
$custom-dark: #000000;

JSON

{
  "hex": "#b0242b",
  "rgb": {
    "r": 176,
    "g": 36,
    "b": 43
  },
  "hsl": {
    "h": 357,
    "s": 66.038,
    "l": 41.569
  },
  "oklch": {
    "l": 0.49564,
    "c": 0.17538,
    "h": 24.3
  },
  "luminance": 0.10666
}

Semantic roles & 50–950 ramp

primary

#B0242B

secondary

#68C8C3

accent

#E9E03F

background

#FEF6F6

surface

#FCECEB

border

#D5C7C6

text

#160805

muted

#847A7A

Preview Lab

Preview with #B0242B

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

Preview Lab → · Contrast checker → · Palette generator →