#B4404E#B4404E

#B4404E is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.150 H 16.7°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#B4404E
RGB	rgb(180, 64, 78)
HSL	hsl(353, 48%, 48%)
HSV	hsv(353, 64%, 71%)
CMYK	cmyk(0%, 64.4%, 56.7%, 29.4%)
CIE-LAB	lab(44.12, 48.00, 17.41)
CIE-LCH	lch(44.12, 51.06, 19.93°)
OKLab	oklab(53.69% 0.1439 0.0431)
OKLCH	oklch(53.69% 0.15 16.7)
XYZ	xyz(22.0329, 13.9230, 8.7334)
Luminance	0.1392 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4404E #40B4A6

analogous

#B44088 #B4404E #B46C40

triadic

#B4404E #4EB440 #404EB4

tetradic

#B4404E #88B440 #40B4A6 #6C40B4

square

#B4404E #88B440 #40B4A6 #6C40B4

split-complementary

#B4404E #40B46C #4088B4

monochromatic

#5A2027 #87303A #B4404E #C96874 #D9959D

Accessibility & contrast

On white

5.55

#B4404E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B4404E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4404E

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4404E	#FFFFFF	#000000	##FFFFFF
##B4404E	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C594E

Deuteranopia (green-blind)

#7A714B

Tritanopia (blue-blind)

#C52A46

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b4404e;
/* rgb */ color: rgb(180, 64, 78);
/* oklch */ color: oklch(53.7% 0.150 16.7);

Tailwind

colors: {
  custom: {
    50: '#d07b7f',
    500: '#b4404e',
    950: '#000000',
  },
}

SCSS

$custom: #b4404e;
$custom-light: #d07b7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4404e",
  "rgb": {
    "r": 180,
    "g": 64,
    "b": 78
  },
  "hsl": {
    "h": 352.759,
    "s": 47.541,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53694,
    "c": 0.15021,
    "h": 16.7
  },
  "luminance": 0.1392
}

Semantic roles & 50–950 ramp

primary

#B4404E

secondary

#8BC5BE

accent

#D7C751

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B4404E

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

Preview Lab → · Contrast checker → · Palette generator →