#B33829#B33829

#B33829 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.0% C 0.162 H 30.3°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#B33829
RGB	rgb(179, 56, 41)
HSL	hsl(7, 63%, 43%)
HSV	hsv(7, 77%, 70%)
CMYK	cmyk(0%, 68.7%, 77.1%, 29.8%)
CIE-LAB	lab(42.12, 48.90, 36.91)
CIE-LCH	lch(42.12, 61.27, 37.05°)
OKLab	oklab(51.97% 0.1397 0.0816)
OKLCH	oklch(51.97% 0.162 30.3)
XYZ	xyz(20.4071, 12.5752, 3.4501)
Luminance	0.1257 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33829 #29A4B3

analogous

#B3295F #B33829 #B37D29

triadic

#B33829 #29B338 #3829B3

tetradic

#B33829 #5FB329 #29A4B3 #7D29B3

square

#B33829 #5FB329 #29A4B3 #7D29B3

split-complementary

#B33829 #29B37D #295FB3

monochromatic

#4F1912 #81281E #B33829 #D45445 #E08277

Accessibility & contrast

On white

5.98

#B33829 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#B33829 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33829

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33829	#FFFFFF	#000000	##FFFFFF
##B33829	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5226

Deuteranopia (green-blind)

#7A6D24

Tritanopia (blue-blind)

#C50F35

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b33829;
/* rgb */ color: rgb(179, 56, 41);
/* oklch */ color: oklch(52.0% 0.162 30.3);

Tailwind

colors: {
  custom: {
    50: '#d27664',
    500: '#b33829',
    950: '#000000',
  },
}

SCSS

$custom: #b33829;
$custom-light: #d27664;
$custom-dark: #000000;

JSON

{
  "hex": "#b33829",
  "rgb": {
    "r": 179,
    "g": 56,
    "b": 41
  },
  "hsl": {
    "h": 6.522,
    "s": 62.727,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51971,
    "c": 0.16173,
    "h": 30.3
  },
  "luminance": 0.12572
}

Semantic roles & 50–950 ramp

primary

#B33829

secondary

#70BEC7

accent

#D4E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B33829

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

Preview Lab → · Contrast checker → · Palette generator →