#B11415#B11415

#B11415 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.5% C 0.188 H 27.8°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#B11415
RGB	rgb(177, 20, 21)
HSL	hsl(360, 80%, 39%)
HSV	hsv(360, 89%, 69%)
CMYK	cmyk(0%, 88.7%, 88.1%, 30.6%)
CIE-LAB	lab(37.67, 58.53, 43.08)
CIE-LCH	lch(37.67, 72.68, 36.36°)
OKLab	oklab(48.54% 0.1662 0.0878)
OKLCH	oklch(48.54% 0.188 27.8)
XYZ	xyz(18.5194, 9.9047, 1.6460)
Luminance	0.0990 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B11415 #14B1B0

analogous

#B11463 #B11415 #B16114

triadic

#B11415 #15B114 #1415B1

tetradic

#B11415 #63B114 #14B1B0 #6114B1

square

#B11415 #63B114 #14B1B0 #6114B1

split-complementary

#B11415 #14B161 #1463B1

monochromatic

#430808 #7A0E0E #B11415 #E51D1E #EC5455

Accessibility & contrast

On white

7.05

#B11415 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#B11415 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #B11415

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B11415	#FFFFFF	#000000	##FFFFFF
##B11415	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4312

Deuteranopia (green-blind)

#716408

Tritanopia (blue-blind)

#C40018

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #b11415;
/* rgb */ color: rgb(177, 20, 21);
/* oklch */ color: oklch(48.5% 0.188 27.8);

Tailwind

colors: {
  custom: {
    50: '#d36755',
    500: '#b11415',
    950: '#000000',
  },
}

SCSS

$custom: #b11415;
$custom-light: #d36755;
$custom-dark: #000000;

JSON

{
  "hex": "#b11415",
  "rgb": {
    "r": 177,
    "g": 20,
    "b": 21
  },
  "hsl": {
    "h": 359.618,
    "s": 79.695,
    "l": 38.627
  },
  "oklch": {
    "l": 0.48535,
    "c": 0.18801,
    "h": 27.8
  },
  "luminance": 0.09902
}

Semantic roles & 50–950 ramp

primary

#B11415

secondary

#53CECD

accent

#F6F532

background

#FEF6F5

surface

#FDEBE9

border

#D5C6C5

text

#160703

muted

#847A78

Preview Lab

Preview with #B11415

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

Preview Lab → · Contrast checker → · Palette generator →