#B5342F#B5342F

#B5342F is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.0% C 0.167 H 26.9°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#B5342F
RGB	rgb(181, 52, 47)
HSL	hsl(2, 59%, 45%)
HSV	hsv(2, 74%, 71%)
CMYK	cmyk(0%, 71.3%, 74%, 29%)
CIE-LAB	lab(41.98, 51.39, 33.46)
CIE-LCH	lch(41.98, 61.32, 33.07°)
OKLab	oklab(51.96% 0.1485 0.0754)
OKLCH	oklch(51.96% 0.167 26.9)
XYZ	xyz(20.7995, 12.4881, 4.0040)
Luminance	0.1249 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B5342F #2FB0B5

analogous

#B52F6D #B5342F #B5772F

triadic

#B5342F #2FB534 #342FB5

tetradic

#B5342F #6DB52F #2FB0B5 #772FB5

square

#B5342F #6DB52F #2FB0B5 #772FB5

split-complementary

#B5342F #2FB577 #2F6DB5

monochromatic

#541816 #842622 #B5342F #D15550 #DE8480

Accessibility & contrast

On white

6.01

#B5342F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#B5342F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5342F

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B5342F	#FFFFFF	#000000	##FFFFFF
##B5342F	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512D

Deuteranopia (green-blind)

#796D2A

Tritanopia (blue-blind)

#C70034

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b5342f;
/* rgb */ color: rgb(181, 52, 47);
/* oklch */ color: oklch(52.0% 0.167 26.9);

Tailwind

colors: {
  custom: {
    50: '#d37468',
    500: '#b5342f',
    950: '#000000',
  },
}

SCSS

$custom: #b5342f;
$custom-light: #d37468;
$custom-dark: #000000;

JSON

{
  "hex": "#b5342f",
  "rgb": {
    "r": 181,
    "g": 52,
    "b": 47
  },
  "hsl": {
    "h": 2.239,
    "s": 58.772,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51961,
    "c": 0.16652,
    "h": 26.9
  },
  "luminance": 0.12485
}

Semantic roles & 50–950 ramp

primary

#B5342F

secondary

#79C4C7

accent

#DCE246

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B5342F

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

Preview Lab → · Contrast checker → · Palette generator →