#B52A2D#B52A2D

#B52A2D is a mid, vivid red. Relative luminance 0.117; OKLCH L 51.0% C 0.175 H 25.1°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#B52A2D
RGB	rgb(181, 42, 45)
HSL	hsl(359, 62%, 44%)
HSV	hsv(359, 77%, 71%)
CMYK	cmyk(0%, 76.8%, 75.1%, 29%)
CIE-LAB	lab(40.69, 54.81, 33.18)
CIE-LCH	lch(40.69, 64.07, 31.19°)
OKLab	oklab(50.99% 0.1589 0.0743)
OKLCH	oklch(50.99% 0.175 25.1)
XYZ	xyz(20.3601, 11.6723, 3.6631)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B52A2D #2AB5B2

analogous

#B52A72 #B52A2D #B56C2A

triadic

#B52A2D #2DB52A #2A2DB5

tetradic

#B52A2D #72B52A #2AB5B2 #6C2AB5

square

#B52A2D #72B52A #2AB5B2 #6C2AB5

split-complementary

#B52A2D #2AB56C #2A72B5

monochromatic

#521314 #831E21 #B52A2D #D4484B #E0797C

Accessibility & contrast

On white

6.30

#B52A2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B52A2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B52A2D

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B52A2D	#FFFFFF	#000000	##FFFFFF
##B52A2D	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D2C

Deuteranopia (green-blind)

#776B28

Tritanopia (blue-blind)

#C7002D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b52a2d;
/* rgb */ color: rgb(181, 42, 45);
/* oklch */ color: oklch(51.0% 0.175 25.1);

Tailwind

colors: {
  custom: {
    50: '#d47066',
    500: '#b52a2d',
    950: '#000000',
  },
}

SCSS

$custom: #b52a2d;
$custom-light: #d47066;
$custom-dark: #000000;

JSON

{
  "hex": "#b52a2d",
  "rgb": {
    "r": 181,
    "g": 42,
    "b": 45
  },
  "hsl": {
    "h": 358.705,
    "s": 62.332,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50991,
    "c": 0.1754,
    "h": 25.1
  },
  "luminance": 0.11669
}

Semantic roles & 50–950 ramp

primary

#B52A2D

secondary

#73C8C6

accent

#E5E242

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B52A2D

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

Preview Lab → · Contrast checker → · Palette generator →