#FF646D#FF646D

#FF646D is a light, vivid red. Relative luminance 0.315; OKLCH L 70.3% C 0.189 H 20.0°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#FF646D
RGB	rgb(255, 100, 109)
HSL	hsl(357, 100%, 70%)
HSV	hsv(357, 61%, 100%)
CMYK	cmyk(0%, 60.8%, 57.3%, 0%)
CIE-LAB	lab(62.91, 59.57, 26.32)
CIE-LCH	lch(62.91, 65.13, 23.84°)
OKLab	oklab(70.33% 0.1774 0.0645)
OKLCH	oklch(70.33% 0.189 20)
XYZ	xyz(48.5619, 31.4848, 17.9850)
Luminance	0.3148 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF646D #64FFF6

analogous

#FF64BB #FF646D #FFA964

triadic

#FF646D #6DFF64 #646DFF

tetradic

#FF646D #BBFF64 #64FFF6 #A964FF

square

#FF646D #BBFF64 #64FFF6 #A964FF

split-complementary

#FF646D #64FFA9 #64BBFF

monochromatic

#E9000E #FF2733 #FF646D #FFA1A7 #FFDEE0

Accessibility & contrast

On white

2.88

#FF646D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#FF646D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF646D

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF646D	#FFFFFF	#000000	##000000
##FF646D	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A846C

Deuteranopia (green-blind)

#B1A469

Tritanopia (blue-blind)

#FF4768

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #ff646d;
/* rgb */ color: rgb(255, 100, 109);
/* oklch */ color: oklch(70.3% 0.189 20.0);

Tailwind

colors: {
  custom: {
    50: '#ff9696',
    500: '#ff646d',
    950: '#000000',
  },
}

SCSS

$custom: #ff646d;
$custom-light: #ff9696;
$custom-dark: #000000;

JSON

{
  "hex": "#ff646d",
  "rgb": {
    "r": 255,
    "g": 100,
    "b": 109
  },
  "hsl": {
    "h": 356.516,
    "s": 100,
    "l": 69.608
  },
  "oklch": {
    "l": 0.70331,
    "c": 0.18877,
    "h": 20
  },
  "luminance": 0.31478
}

Semantic roles & 50–950 ramp

primary

#FF646D

secondary

#C9F6F3

accent

#E6D800

background

#FFF9F9

surface

#FFF2F2

border

#D7CCCC

text

#1A0E0D

muted

#877E7E

Preview Lab

Preview with #FF646D

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

Preview Lab → · Contrast checker → · Palette generator →