#B13923#B13923

#B13923 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.7% C 0.160 H 32.6°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B13923
RGB	rgb(177, 57, 35)
HSL	hsl(9, 67%, 42%)
HSV	hsv(9, 80%, 69%)
CMYK	cmyk(0%, 67.8%, 80.2%, 30.6%)
CIE-LAB	lab(41.84, 47.58, 39.76)
CIE-LCH	lch(41.84, 62.01, 39.88°)
OKLab	oklab(51.68% 0.1346 0.0861)
OKLCH	oklch(51.68% 0.16 32.6)
XYZ	xyz(19.9002, 12.3977, 2.9349)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13923 #239BB1

analogous

#B12354 #B13923 #B18023

triadic

#B13923 #23B139 #3923B1

tetradic

#B13923 #54B123 #239BB1 #8023B1

square

#B13923 #54B123 #239BB1 #8023B1

split-complementary

#B13923 #23B180 #2354B1

monochromatic

#4B180F #7E2919 #B13923 #D85239 #E27F6C

Accessibility & contrast

On white

6.04

#B13923 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B13923 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13923

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13923	#FFFFFF	#000000	##FFFFFF
##B13923	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C521F

Deuteranopia (green-blind)

#796D1E

Tritanopia (blue-blind)

#C31235

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b13923;
/* rgb */ color: rgb(177, 57, 35);
/* oklch */ color: oklch(51.7% 0.160 32.6);

Tailwind

colors: {
  custom: {
    50: '#d17660',
    500: '#b13923',
    950: '#000000',
  },
}

SCSS

$custom: #b13923;
$custom-light: #d17660;
$custom-dark: #000000;

JSON

{
  "hex": "#b13923",
  "rgb": {
    "r": 177,
    "g": 57,
    "b": 35
  },
  "hsl": {
    "h": 9.296,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.51679,
    "c": 0.15979,
    "h": 32.6
  },
  "luminance": 0.12395
}

Semantic roles & 50–950 ramp

primary

#B13923

secondary

#68B9C8

accent

#CFEA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B13923

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

Preview Lab → · Contrast checker → · Palette generator →