#B13723#B13723

#B13723 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.5% C 0.162 H 31.9°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B13723
RGB	rgb(177, 55, 35)
HSL	hsl(8, 67%, 42%)
HSV	hsv(8, 80%, 69%)
CMYK	cmyk(0%, 68.9%, 80.2%, 30.6%)
CIE-LAB	lab(41.54, 48.41, 39.46)
CIE-LCH	lch(41.54, 62.45, 39.18°)
OKLab	oklab(51.45% 0.1372 0.0855)
OKLCH	oklch(51.45% 0.162 31.9)
XYZ	xyz(19.8033, 12.2038, 2.9026)
Luminance	0.1220 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13723 #239DB1

analogous

#B12356 #B13723 #B17E23

triadic

#B13723 #23B137 #3723B1

tetradic

#B13723 #56B123 #239DB1 #7E23B1

square

#B13723 #56B123 #239DB1 #7E23B1

split-complementary

#B13723 #23B17E #2356B1

monochromatic

#4B170F #7E2719 #B13723 #D85039 #E27D6C

Accessibility & contrast

On white

6.10

#B13723 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B13723 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13723

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13723	#FFFFFF	#000000	##FFFFFF
##B13723	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5120

Deuteranopia (green-blind)

#796C1E

Tritanopia (blue-blind)

#C30C33

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b13723;
/* rgb */ color: rgb(177, 55, 35);
/* oklch */ color: oklch(51.5% 0.162 31.9);

Tailwind

colors: {
  custom: {
    50: '#d17560',
    500: '#b13723',
    950: '#000000',
  },
}

SCSS

$custom: #b13723;
$custom-light: #d17560;
$custom-dark: #000000;

JSON

{
  "hex": "#b13723",
  "rgb": {
    "r": 177,
    "g": 55,
    "b": 35
  },
  "hsl": {
    "h": 8.451,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.51451,
    "c": 0.16161,
    "h": 31.9
  },
  "luminance": 0.12201
}

Semantic roles & 50–950 ramp

primary

#B13723

secondary

#68BBC8

accent

#D2EA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B13723

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

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