#FF666B#FF666B

#FF666B is a light, vivid red. Relative luminance 0.318; OKLCH L 70.5% C 0.187 H 21.3°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#FF666B
RGB	rgb(255, 102, 107)
HSL	hsl(358, 100%, 70%)
HSV	hsv(358, 60%, 100%)
CMYK	cmyk(0%, 60%, 58%, 0%)
CIE-LAB	lab(63.20, 58.57, 27.84)
CIE-LCH	lch(63.20, 64.85, 25.42°)
OKLab	oklab(70.54% 0.1739 0.0678)
OKLCH	oklch(70.54% 0.187 21.3)
XYZ	xyz(48.6496, 31.8306, 17.4891)
Luminance	0.3182 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF666B #66FFFA

analogous

#FF66B8 #FF666B #FFAD66

triadic

#FF666B #6BFF66 #666BFF

tetradic

#FF666B #B8FF66 #66FFFA #AD66FF

square

#FF666B #B8FF66 #66FFFA #AD66FF

split-complementary

#FF666B #66FFAD #66B8FF

monochromatic

#EB0008 #FF2930 #FF666B #FFA3A6 #FFE0E1

Accessibility & contrast

On white

2.85

#FF666B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#FF666B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF666B

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF666B	#FFFFFF	#000000	##000000
##FF666B	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C856A

Deuteranopia (green-blind)

#B3A567

Tritanopia (blue-blind)

#FF4969

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #ff666b;
/* rgb */ color: rgb(255, 102, 107);
/* oklch */ color: oklch(70.5% 0.187 21.3);

Tailwind

colors: {
  custom: {
    50: '#ff9795',
    500: '#ff666b',
    950: '#000000',
  },
}

SCSS

$custom: #ff666b;
$custom-light: #ff9795;
$custom-dark: #000000;

JSON

{
  "hex": "#ff666b",
  "rgb": {
    "r": 255,
    "g": 102,
    "b": 107
  },
  "hsl": {
    "h": 358.039,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.70535,
    "c": 0.1867,
    "h": 21.3
  },
  "luminance": 0.31824
}

Semantic roles & 50–950 ramp

primary

#FF666B

secondary

#CBF6F4

accent

#E6DE00

background

#FFF9F9

surface

#FFF2F1

border

#D7CCCB

text

#1A0E0D

muted

#877E7E

Preview Lab

Preview with #FF666B

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

Preview Lab → · Contrast checker → · Palette generator →