#B33527#B33527

#B33527 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.6% C 0.165 H 30.0°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#B33527
RGB	rgb(179, 53, 39)
HSL	hsl(6, 64%, 43%)
HSV	hsv(6, 78%, 70%)
CMYK	cmyk(0%, 70.4%, 78.2%, 29.8%)
CIE-LAB	lab(41.66, 50.02, 37.54)
CIE-LCH	lch(41.66, 62.54, 36.88°)
OKLab	oklab(51.62% 0.1428 0.0823)
OKLCH	oklch(51.62% 0.165 30)
XYZ	xyz(20.2320, 12.2795, 3.2239)
Luminance	0.1228 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B33527 #27A5B3

analogous

#B3275F #B33527 #B37B27

triadic

#B33527 #27B335 #3527B3

tetradic

#B33527 #5FB327 #27A5B3 #7B27B3

square

#B33527 #5FB327 #27A5B3 #7B27B3

split-complementary

#B33527 #27B37B #275FB3

monochromatic

#4E1711 #81261C #B33527 #D65041 #E17F74

Accessibility & contrast

On white

6.08

#B33527 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B33527 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B33527

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B33527	#FFFFFF	#000000	##FFFFFF
##B33527	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)

#5A5124

Deuteranopia (green-blind)

#796C22

Tritanopia (blue-blind)

#C50333

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b33527;
/* rgb */ color: rgb(179, 53, 39);
/* oklch */ color: oklch(51.6% 0.165 30.0);

Tailwind

colors: {
  custom: {
    50: '#d27462',
    500: '#b33527',
    950: '#000000',
  },
}

SCSS

$custom: #b33527;
$custom-light: #d27462;
$custom-dark: #000000;

JSON

{
  "hex": "#b33527",
  "rgb": {
    "r": 179,
    "g": 53,
    "b": 39
  },
  "hsl": {
    "h": 6,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.51621,
    "c": 0.1648,
    "h": 30
  },
  "luminance": 0.12276
}

Semantic roles & 50–950 ramp

primary

#B33527

secondary

#6EBFC8

accent

#D7E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B33527

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

Preview Lab → · Contrast checker → · Palette generator →