#B6404F#B6404F

#B6404F is a mid, vivid red. Relative luminance 0.142; OKLCH L 54.0% C 0.152 H 16.4°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#B6404F
RGB	rgb(182, 64, 79)
HSL	hsl(352, 48%, 48%)
HSV	hsv(352, 65%, 71%)
CMYK	cmyk(0%, 64.8%, 56.6%, 28.6%)
CIE-LAB	lab(44.49, 48.75, 17.35)
CIE-LCH	lch(44.49, 51.74, 19.59°)
OKLab	oklab(54.04% 0.1462 0.043)
OKLCH	oklch(54.04% 0.152 16.4)
XYZ	xyz(22.5381, 14.1794, 8.9457)
Luminance	0.1418 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6404F #40B6A7

analogous

#B6408A #B6404F #B66C40

triadic

#B6404F #4FB640 #404FB6

tetradic

#B6404F #8AB640 #40B6A7 #6C40B6

square

#B6404F #8AB640 #40B6A7 #6C40B6

split-complementary

#B6404F #40B66C #408AB6

monochromatic

#5B2028 #89303B #B6404F #CA6975 #DA969F

Accessibility & contrast

On white

5.48

#B6404F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#B6404F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6404F

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6404F	#FFFFFF	#000000	##FFFFFF
##B6404F	1.00	5.48	3.84	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5A4F

Deuteranopia (green-blind)

#7B724C

Tritanopia (blue-blind)

#C72946

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b6404f;
/* rgb */ color: rgb(182, 64, 79);
/* oklch */ color: oklch(54.0% 0.152 16.4);

Tailwind

colors: {
  custom: {
    50: '#d27b80',
    500: '#b6404f',
    950: '#000000',
  },
}

SCSS

$custom: #b6404f;
$custom-light: #d27b80;
$custom-dark: #000000;

JSON

{
  "hex": "#b6404f",
  "rgb": {
    "r": 182,
    "g": 64,
    "b": 79
  },
  "hsl": {
    "h": 352.373,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54041,
    "c": 0.1524,
    "h": 16.4
  },
  "luminance": 0.14176
}

Semantic roles & 50–950 ramp

primary

#B6404F

secondary

#8CC6BE

accent

#D8C650

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B6404F

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

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