#B03923#B03923

#B03923 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.159 H 32.7°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#B03923
RGB	rgb(176, 57, 35)
HSL	hsl(9, 67%, 41%)
HSV	hsv(9, 80%, 69%)
CMYK	cmyk(0%, 67.6%, 80.1%, 31%)
CIE-LAB	lab(41.66, 47.24, 39.52)
CIE-LCH	lch(41.66, 61.59, 39.91°)
OKLab	oklab(51.51% 0.1336 0.0857)
OKLCH	oklch(51.51% 0.159 32.7)
XYZ	xyz(19.6732, 12.2806, 2.9243)
Luminance	0.1228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03923 #239AB0

analogous

#B02354 #B03923 #B08023

triadic

#B03923 #23B039 #3923B0

tetradic

#B03923 #54B023 #239AB0 #8023B0

square

#B03923 #54B023 #239AB0 #8023B0

split-complementary

#B03923 #23B080 #2354B0

monochromatic

#4A180F #7D2819 #B03923 #D85139 #E27E6C

Accessibility & contrast

On white

6.08

#B03923 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B03923 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03923

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03923	#FFFFFF	#000000	##FFFFFF
##B03923	1.00	6.08	3.46	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B521F

Deuteranopia (green-blind)

#796C1E

Tritanopia (blue-blind)

#C21335

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b03923;
/* rgb */ color: rgb(176, 57, 35);
/* oklch */ color: oklch(51.5% 0.159 32.7);

Tailwind

colors: {
  custom: {
    50: '#d07660',
    500: '#b03923',
    950: '#000000',
  },
}

SCSS

$custom: #b03923;
$custom-light: #d07660;
$custom-dark: #000000;

JSON

{
  "hex": "#b03923",
  "rgb": {
    "r": 176,
    "g": 57,
    "b": 35
  },
  "hsl": {
    "h": 9.362,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.51508,
    "c": 0.15874,
    "h": 32.7
  },
  "luminance": 0.12278
}

Semantic roles & 50–950 ramp

primary

#B03923

secondary

#67B9C8

accent

#CFEA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B03923

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

Preview Lab → · Contrast checker → · Palette generator →