#B4454A#B4454A

#B4454A is a mid, vivid red. Relative luminance 0.145; OKLCH L 54.2% C 0.144 H 20.7°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#B4454A
RGB	rgb(180, 69, 74)
HSL	hsl(357, 45%, 49%)
HSV	hsv(357, 62%, 71%)
CMYK	cmyk(0%, 61.7%, 58.9%, 29.4%)
CIE-LAB	lab(44.88, 45.45, 20.86)
CIE-LCH	lch(44.88, 50.01, 24.65°)
OKLab	oklab(54.24% 0.1352 0.051)
OKLCH	oklch(54.24% 0.144 20.7)
XYZ	xyz(22.1885, 14.4568, 8.0993)
Luminance	0.1445 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4454A #45B4AF

analogous

#B44582 #B4454A #B47845

triadic

#B4454A #4AB445 #454AB4

tetradic

#B4454A #82B445 #45B4AF #7845B4

square

#B4454A #82B445 #45B4AF #7845B4

split-complementary

#B4454A #45B478 #4582B4

monochromatic

#5C2326 #883438 #B4454A #C86F73 #D99B9E

Accessibility & contrast

On white

5.40

#B4454A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#B4454A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4454A

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4454A	#FFFFFF	#000000	##FFFFFF
##B4454A	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605C49

Deuteranopia (green-blind)

#7C7347

Tritanopia (blue-blind)

#C53048

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b4454a;
/* rgb */ color: rgb(180, 69, 74);
/* oklch */ color: oklch(54.2% 0.144 20.7);

Tailwind

colors: {
  custom: {
    50: '#d07e7c',
    500: '#b4454a',
    950: '#000000',
  },
}

SCSS

$custom: #b4454a;
$custom-light: #d07e7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b4454a",
  "rgb": {
    "r": 180,
    "g": 69,
    "b": 74
  },
  "hsl": {
    "h": 357.297,
    "s": 44.578,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54237,
    "c": 0.14445,
    "h": 20.7
  },
  "luminance": 0.14454
}

Semantic roles & 50–950 ramp

primary

#B4454A

secondary

#90C5C2

accent

#D4CE54

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B4454A

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

Preview Lab → · Contrast checker → · Palette generator →