#B33823#B33823

#B33823 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.9% C 0.163 H 32.2°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#B33823
RGB	rgb(179, 56, 35)
HSL	hsl(9, 67%, 42%)
HSV	hsv(9, 80%, 70%)
CMYK	cmyk(0%, 68.7%, 80.4%, 29.8%)
CIE-LAB	lab(42.06, 48.68, 40.10)
CIE-LCH	lch(42.06, 63.07, 39.48°)
OKLab	oklab(51.91% 0.1378 0.0867)
OKLCH	oklch(51.91% 0.163 32.2)
XYZ	xyz(20.3103, 12.5365, 2.9401)
Luminance	0.1253 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33823 #239EB3

analogous

#B32356 #B33823 #B38023

triadic

#B33823 #23B338 #3823B3

tetradic

#B33823 #56B323 #239EB3 #8023B3

square

#B33823 #56B323 #239EB3 #8023B3

split-complementary

#B33823 #23B380 #2356B3

monochromatic

#4D180F #802819 #B33823 #D9523B #E37F6E

Accessibility & contrast

On white

5.99

#B33823 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B33823 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33823

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33823	#FFFFFF	#000000	##FFFFFF
##B33823	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C521F

Deuteranopia (green-blind)

#7A6D1E

Tritanopia (blue-blind)

#C50D34

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b33823;
/* rgb */ color: rgb(179, 56, 35);
/* oklch */ color: oklch(51.9% 0.163 32.2);

Tailwind

colors: {
  custom: {
    50: '#d27660',
    500: '#b33823',
    950: '#000000',
  },
}

SCSS

$custom: #b33823;
$custom-light: #d27660;
$custom-dark: #000000;

JSON

{
  "hex": "#b33823",
  "rgb": {
    "r": 179,
    "g": 56,
    "b": 35
  },
  "hsl": {
    "h": 8.75,
    "s": 67.29,
    "l": 41.961
  },
  "oklch": {
    "l": 0.51908,
    "c": 0.1628,
    "h": 32.2
  },
  "luminance": 0.12533
}

Semantic roles & 50–950 ramp

primary

#B33823

secondary

#69BBC9

accent

#D1EA3E

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160905

muted

#847B79

Preview Lab

Preview with #B33823

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

Preview Lab → · Contrast checker → · Palette generator →