#FF6366#FF6366

#FF6366 is a light, vivid red. Relative luminance 0.311; OKLCH L 70.1% C 0.190 H 22.3°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#FF6366
RGB	rgb(255, 99, 102)
HSL	hsl(359, 100%, 69%)
HSV	hsv(359, 61%, 100%)
CMYK	cmyk(0%, 61.2%, 60%, 0%)
CIE-LAB	lab(62.63, 59.52, 29.93)
CIE-LCH	lch(62.63, 66.63, 26.70°)
OKLab	oklab(70.08% 0.1761 0.0723)
OKLCH	oklch(70.08% 0.19 22.3)
XYZ	xyz(48.1046, 31.1494, 16.0471)
Luminance	0.3114 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF6366 #63FFFC

analogous

#FF63B4 #FF6366 #FFAE63

triadic

#FF6366 #66FF63 #6366FF

tetradic

#FF6366 #B4FF63 #63FFFC #AE63FF

square

#FF6366 #B4FF63 #63FFFC #AE63FF

split-complementary

#FF6366 #63FFAE #63B4FF

monochromatic

#E80004 #FF262A #FF6366 #FFA0A2 #FFDDDE

Accessibility & contrast

On white

2.91

#FF6366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#FF6366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF6366

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF6366	#FFFFFF	#000000	##000000
##FF6366	1.00	2.91	7.23	7.23
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B8365

Deuteranopia (green-blind)

#B2A462

Tritanopia (blue-blind)

#FF4465

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #ff6366;
/* rgb */ color: rgb(255, 99, 102);
/* oklch */ color: oklch(70.1% 0.190 22.3);

Tailwind

colors: {
  custom: {
    50: '#ff9691',
    500: '#ff6366',
    950: '#000000',
  },
}

SCSS

$custom: #ff6366;
$custom-light: #ff9691;
$custom-dark: #000000;

JSON

{
  "hex": "#ff6366",
  "rgb": {
    "r": 255,
    "g": 99,
    "b": 102
  },
  "hsl": {
    "h": 358.846,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.7008,
    "c": 0.19039,
    "h": 22.3
  },
  "luminance": 0.31143
}

Semantic roles & 50–950 ramp

primary

#FF6366

secondary

#C8F5F5

accent

#E6E100

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#1A0E0C

muted

#877E7D

Preview Lab

Preview with #FF6366

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

Preview Lab → · Contrast checker → · Palette generator →