#B72E2F#B72E2F

#B72E2F is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.174 H 25.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B72E2F
RGB	rgb(183, 46, 47)
HSL	hsl(360, 60%, 45%)
HSV	hsv(360, 75%, 72%)
CMYK	cmyk(0%, 74.9%, 74.3%, 28.2%)
CIE-LAB	lab(41.58, 54.19, 33.11)
CIE-LCH	lch(41.58, 63.50, 31.43°)
OKLab	oklab(51.73% 0.1571 0.0745)
OKLCH	oklch(51.73% 0.174 25.4)
XYZ	xyz(21.0210, 12.2298, 3.9425)
Luminance	0.1223 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B72E2F #2EB7B6

analogous

#B72E74 #B72E2F #B7722E

triadic

#B72E2F #2FB72E #2E2FB7

tetradic

#B72E2F #74B72E #2EB7B6 #722EB7

square

#B72E2F #74B72E #2EB7B6 #722EB7

split-complementary

#B72E2F #2EB772 #2E74B7

monochromatic

#551516 #862222 #B72E2F #D34F50 #DF8081

Accessibility & contrast

On white

6.10

#B72E2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B72E2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B72E2F

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B72E2F	#FFFFFF	#000000	##FFFFFF
##B72E2F	1.00	6.10	3.45	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F2D

Deuteranopia (green-blind)

#796D2A

Tritanopia (blue-blind)

#CA0030

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b72e2f;
/* rgb */ color: rgb(183, 46, 47);
/* oklch */ color: oklch(51.7% 0.174 25.4);

Tailwind

colors: {
  custom: {
    50: '#d57268',
    500: '#b72e2f',
    950: '#000000',
  },
}

SCSS

$custom: #b72e2f;
$custom-light: #d57268;
$custom-dark: #000000;

JSON

{
  "hex": "#b72e2f",
  "rgb": {
    "r": 183,
    "g": 46,
    "b": 47
  },
  "hsl": {
    "h": 359.562,
    "s": 59.825,
    "l": 44.902
  },
  "oklch": {
    "l": 0.5173,
    "c": 0.17385,
    "h": 25.4
  },
  "luminance": 0.12227
}

Semantic roles & 50–950 ramp

primary

#B72E2F

secondary

#79C8C7

accent

#E3E245

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B72E2F

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

Preview Lab → · Contrast checker → · Palette generator →