#B3274A#B3274A

#B3274A is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.9% C 0.175 H 12.2°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#B3274A
RGB	rgb(179, 39, 74)
HSL	hsl(345, 64%, 43%)
HSV	hsv(345, 78%, 70%)
CMYK	cmyk(0%, 78.2%, 58.7%, 29.8%)
CIE-LAB	lab(40.46, 56.74, 14.93)
CIE-LCH	lch(40.46, 58.67, 14.74°)
OKLab	oklab(50.91% 0.1713 0.0371)
OKLCH	oklch(50.91% 0.175 12.2)
XYZ	xyz(20.5540, 11.5322, 7.6209)
Luminance	0.1153 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3274A #27B390

analogous

#B32790 #B3274A #B34A27

triadic

#B3274A #4AB327 #274AB3

tetradic

#B3274A #90B327 #27B390 #4A27B3

square

#B3274A #90B327 #27B390 #4A27B3

split-complementary

#B3274A #27B34A #2790B3

monochromatic

#4E1120 #811C35 #B3274A #D64167 #E1748F

Accessibility & contrast

On white

6.35

#B3274A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#B3274A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3274A

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3274A	#FFFFFF	#000000	##FFFFFF
##B3274A	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4D4A

Deuteranopia (green-blind)

#726A46

Tritanopia (blue-blind)

#C40036

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b3274a;
/* rgb */ color: rgb(179, 39, 74);
/* oklch */ color: oklch(50.9% 0.175 12.2);

Tailwind

colors: {
  custom: {
    50: '#d16f7c',
    500: '#b3274a',
    950: '#000000',
  },
}

SCSS

$custom: #b3274a;
$custom-light: #d16f7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b3274a",
  "rgb": {
    "r": 179,
    "g": 39,
    "b": 74
  },
  "hsl": {
    "h": 345,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50912,
    "c": 0.1753,
    "h": 12.2
  },
  "luminance": 0.11529
}

Semantic roles & 50–950 ramp

primary

#B3274A

secondary

#6EC8B1

accent

#E7BE41

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#150809

muted

#837B7B

Preview Lab

Preview with #B3274A

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

Preview Lab → · Contrast checker → · Palette generator →