#B53B29#B53B29

#B53B29 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.7% C 0.161 H 31.2°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#B53B29
RGB	rgb(181, 59, 41)
HSL	hsl(8, 63%, 44%)
HSV	hsv(8, 77%, 71%)
CMYK	cmyk(0%, 67.4%, 77.3%, 29%)
CIE-LAB	lab(42.94, 48.35, 37.89)
CIE-LCH	lch(42.94, 61.42, 38.09°)
OKLab	oklab(52.65% 0.1377 0.0835)
OKLCH	oklch(52.65% 0.161 31.2)
XYZ	xyz(21.0226, 13.1149, 3.5219)
Luminance	0.1311 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53B29 #29A3B5

analogous

#B5295D #B53B29 #B58129

triadic

#B53B29 #29B53B #3B29B5

tetradic

#B53B29 #5DB529 #29A3B5 #8129B5

square

#B53B29 #5DB529 #29A3B5 #8129B5

split-complementary

#B53B29 #29B581 #295DB5

monochromatic

#511A12 #832B1E #B53B29 #D55846 #E08578

Accessibility & contrast

On white

5.80

#B53B29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B53B29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53B29

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53B29	#FFFFFF	#000000	##FFFFFF
##B53B29	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5426

Deuteranopia (green-blind)

#7C6F24

Tritanopia (blue-blind)

#C71538

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b53b29;
/* rgb */ color: rgb(181, 59, 41);
/* oklch */ color: oklch(52.7% 0.161 31.2);

Tailwind

colors: {
  custom: {
    50: '#d37864',
    500: '#b53b29',
    950: '#000000',
  },
}

SCSS

$custom: #b53b29;
$custom-light: #d37864;
$custom-dark: #000000;

JSON

{
  "hex": "#b53b29",
  "rgb": {
    "r": 181,
    "g": 59,
    "b": 41
  },
  "hsl": {
    "h": 7.714,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52654,
    "c": 0.16106,
    "h": 31.2
  },
  "luminance": 0.13112
}

Semantic roles & 50–950 ramp

primary

#B53B29

secondary

#72BDC8

accent

#D1E642

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B53B29

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

Preview Lab → · Contrast checker → · Palette generator →