#FF636E#FF636E

#FF636E is a light, vivid red. Relative luminance 0.313; OKLCH L 70.2% C 0.190 H 19.3°. Best body text is #000000 at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#FF636E
RGB	rgb(255, 99, 110)
HSL	hsl(356, 100%, 69%)
HSV	hsv(356, 61%, 100%)
CMYK	cmyk(0%, 61.2%, 56.9%, 0%)
CIE-LAB	lab(62.77, 60.07, 25.57)
CIE-LCH	lch(62.77, 65.28, 23.06°)
OKLab	oklab(70.23% 0.1791 0.0628)
OKLCH	oklch(70.23% 0.19 19.3)
XYZ	xyz(48.5207, 31.3158, 18.2383)
Luminance	0.3131 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF636E #63FFF4

analogous

#FF63BC #FF636E #FFA663

triadic

#FF636E #6EFF63 #636EFF

tetradic

#FF636E #BCFF63 #63FFF4 #A663FF

square

#FF636E #BCFF63 #63FFF4 #A663FF

split-complementary

#FF636E #63FFA6 #63BCFF

monochromatic

#E80010 #FF2635 #FF636E #FFA0A7 #FFDDE0

Accessibility & contrast

On white

2.89

#FF636E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.26

#FF636E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FF636E

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF636E	#FFFFFF	#000000	##000000
##FF636E	1.00	2.89	7.26	7.26
#FFFFFF	2.89	1.00	21.00	21.00
#000000	7.26	21.00	1.00	1.00
##000000	7.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#89836D

Deuteranopia (green-blind)

#B1A46A

Tritanopia (blue-blind)

#FF4668

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #ff636e;
/* rgb */ color: rgb(255, 99, 110);
/* oklch */ color: oklch(70.2% 0.190 19.3);

Tailwind

colors: {
  custom: {
    50: '#ff9697',
    500: '#ff636e',
    950: '#000000',
  },
}

SCSS

$custom: #ff636e;
$custom-light: #ff9697;
$custom-dark: #000000;

JSON

{
  "hex": "#ff636e",
  "rgb": {
    "r": 255,
    "g": 99,
    "b": 110
  },
  "hsl": {
    "h": 355.769,
    "s": 100,
    "l": 69.412
  },
  "oklch": {
    "l": 0.7023,
    "c": 0.18982,
    "h": 19.3
  },
  "luminance": 0.31309
}

Semantic roles & 50–950 ramp

primary

#FF636E

secondary

#C8F5F2

accent

#E6D500

background

#FFF9F9

surface

#FFF2F2

border

#D7CCCC

text

#1A0E0D

muted

#877E7E

Preview Lab

Preview with #FF636E

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

Preview Lab → · Contrast checker → · Palette generator →