#B24131#B24131

#B24131 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.0% C 0.150 H 30.7°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#B24131
RGB	rgb(178, 65, 49)
HSL	hsl(7, 57%, 45%)
HSV	hsv(7, 72%, 70%)
CMYK	cmyk(0%, 63.5%, 72.5%, 30.2%)
CIE-LAB	lab(43.46, 45.03, 33.84)
CIE-LCH	lch(43.46, 56.33, 36.92°)
OKLab	oklab(52.98% 0.1293 0.0768)
OKLCH	oklch(52.98% 0.15 30.7)
XYZ	xyz(20.8070, 13.4702, 4.4095)
Luminance	0.1347 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B24131 #31A2B2

analogous

#B23162 #B24131 #B28231

triadic

#B24131 #31B241 #4131B2

tetradic

#B24131 #62B231 #31A2B2 #8231B2

square

#B24131 #62B231 #31A2B2 #8231B2

split-complementary

#B24131 #31B282 #3162B2

monochromatic

#521E17 #822F24 #B24131 #CF6151 #DC8C81

Accessibility & contrast

On white

5.69

#B24131 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B24131 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B24131

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B24131	#FFFFFF	#000000	##FFFFFF
##B24131	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572F

Deuteranopia (green-blind)

#7C702D

Tritanopia (blue-blind)

#C4253E

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b24131;
/* rgb */ color: rgb(178, 65, 49);
/* oklch */ color: oklch(53.0% 0.150 30.7);

Tailwind

colors: {
  custom: {
    50: '#d07b6a',
    500: '#b24131',
    950: '#000000',
  },
}

SCSS

$custom: #b24131;
$custom-light: #d07b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b24131",
  "rgb": {
    "r": 178,
    "g": 65,
    "b": 49
  },
  "hsl": {
    "h": 7.442,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.5298,
    "c": 0.15043,
    "h": 30.7
  },
  "luminance": 0.13467
}

Semantic roles & 50–950 ramp

primary

#B24131

secondary

#79BCC5

accent

#CDE048

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #B24131

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

Preview Lab → · Contrast checker → · Palette generator →