#B24031#B24031

#B24031 is a mid, vivid red. Relative luminance 0.134; OKLCH L 52.9% C 0.151 H 30.3°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#B24031
RGB	rgb(178, 64, 49)
HSL	hsl(7, 57%, 45%)
HSV	hsv(7, 72%, 70%)
CMYK	cmyk(0%, 64%, 72.5%, 30.2%)
CIE-LAB	lab(43.30, 45.48, 33.65)
CIE-LCH	lch(43.30, 56.58, 36.50°)
OKLab	oklab(52.85% 0.1307 0.0764)
OKLCH	oklch(52.85% 0.151 30.3)
XYZ	xyz(20.7501, 13.3564, 4.3905)
Luminance	0.1335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B24031 #31A3B2

analogous

#B23162 #B24031 #B28131

triadic

#B24031 #31B240 #4031B2

tetradic

#B24031 #62B231 #31A3B2 #8131B2

square

#B24031 #62B231 #31A3B2 #8131B2

split-complementary

#B24031 #31B281 #3162B2

monochromatic

#521D17 #822F24 #B24031 #CF6051 #DC8C81

Accessibility & contrast

On white

5.72

#B24031 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B24031 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B24031

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B24031	#FFFFFF	#000000	##FFFFFF
##B24031	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F572F

Deuteranopia (green-blind)

#7C702D

Tritanopia (blue-blind)

#C4243D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b24031;
/* rgb */ color: rgb(178, 64, 49);
/* oklch */ color: oklch(52.9% 0.151 30.3);

Tailwind

colors: {
  custom: {
    50: '#d07a6a',
    500: '#b24031',
    950: '#000000',
  },
}

SCSS

$custom: #b24031;
$custom-light: #d07a6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b24031",
  "rgb": {
    "r": 178,
    "g": 64,
    "b": 49
  },
  "hsl": {
    "h": 6.977,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.52853,
    "c": 0.15142,
    "h": 30.3
  },
  "luminance": 0.13354
}

Semantic roles & 50–950 ramp

primary

#B24031

secondary

#79BDC5

accent

#CEE048

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A06

muted

#837C7A

Preview Lab

Preview with #B24031

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

Preview Lab → · Contrast checker → · Palette generator →