#B03936#B03936

#B03936 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.7% C 0.155 H 25.6°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B03936
RGB	rgb(176, 57, 54)
HSL	hsl(1, 53%, 45%)
HSV	hsv(1, 69%, 69%)
CMYK	cmyk(0%, 67.6%, 69.3%, 31%)
CIE-LAB	lab(41.88, 48.07, 28.99)
CIE-LCH	lch(41.88, 56.13, 31.09°)
OKLab	oklab(51.75% 0.1401 0.0672)
OKLCH	oklch(51.75% 0.155 25.6)
XYZ	xyz(20.0356, 12.4256, 4.8327)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03936 #36ADB0

analogous

#B03670 #B03936 #B07636

triadic

#B03936 #36B039 #3936B0

tetradic

#B03936 #70B036 #36ADB0 #7636B0

square

#B03936 #70B036 #36ADB0 #7636B0

split-complementary

#B03936 #36B076 #3670B0

monochromatic

#521B19 #812A28 #B03936 #CC5A58 #DA8886

Accessibility & contrast

On white

6.03

#B03936 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B03936 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03936

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03936	#FFFFFF	#000000	##FFFFFF
##B03936	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5335

Deuteranopia (green-blind)

#786C32

Tritanopia (blue-blind)

#C11939

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b03936;
/* rgb */ color: rgb(176, 57, 54);
/* oklch */ color: oklch(51.7% 0.155 25.6);

Tailwind

colors: {
  custom: {
    50: '#cf766d',
    500: '#b03936',
    950: '#000000',
  },
}

SCSS

$custom: #b03936;
$custom-light: #cf766d;
$custom-dark: #000000;

JSON

{
  "hex": "#b03936",
  "rgb": {
    "r": 176,
    "g": 57,
    "b": 54
  },
  "hsl": {
    "h": 1.475,
    "s": 53.043,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51749,
    "c": 0.1554,
    "h": 25.6
  },
  "luminance": 0.12423
}

Semantic roles & 50–950 ramp

primary

#B03936

secondary

#7EC2C4

accent

#D9DC4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #B03936

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

Preview Lab → · Contrast checker → · Palette generator →