#FF5B50#FF5B50

#FF5B50 is a light, highly saturated red. Relative luminance 0.293; OKLCH L 68.8% C 0.201 H 27.5°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#FF5B50
RGB	rgb(255, 91, 80)
HSL	hsl(4, 100%, 66%)
HSV	hsv(4, 69%, 100%)
CMYK	cmyk(0%, 64.3%, 68.6%, 0%)
CIE-LAB	lab(61.07, 61.60, 40.29)
CIE-LCH	lch(61.07, 73.60, 33.19°)
OKLab	oklab(68.8% 0.1787 0.0928)
OKLCH	oklch(68.8% 0.201 27.5)
XYZ	xyz(46.4339, 29.3279, 10.8037)
Luminance	0.2932 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF5B50 #50F4FF

analogous

#FF509D #FF5B50 #FFB250

triadic

#FF5B50 #50FF5B #5B50FF

tetradic

#FF5B50 #9DFF50 #50F4FF #B250FF

square

#FF5B50 #9DFF50 #50F4FF #B250FF

split-complementary

#FF5B50 #50FFB2 #509DFF

monochromatic

#D50D00 #FF2213 #FF5B50 #FF948D #FFCECA

Accessibility & contrast

On white

3.06

#FF5B50 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#FF5B50 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #FF5B50

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF5B50	#FFFFFF	#000000	##000000
##FF5B50	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887D4E

Deuteranopia (green-blind)

#B1A14B

Tritanopia (blue-blind)

#FF315A

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #ff5b50;
/* rgb */ color: rgb(255, 91, 80);
/* oklch */ color: oklch(68.8% 0.201 27.5);

Tailwind

colors: {
  custom: {
    50: '#ff9181',
    500: '#ff5b50',
    950: '#000000',
  },
}

SCSS

$custom: #ff5b50;
$custom-light: #ff9181;
$custom-dark: #000000;

JSON

{
  "hex": "#ff5b50",
  "rgb": {
    "r": 255,
    "g": 91,
    "b": 80
  },
  "hsl": {
    "h": 3.771,
    "s": 100,
    "l": 65.686
  },
  "oklch": {
    "l": 0.68801,
    "c": 0.20133,
    "h": 27.5
  },
  "luminance": 0.29321
}

Semantic roles & 50–950 ramp

primary

#FF5B50

secondary

#B8EFF3

accent

#D7E600

background

#FFF9F7

surface

#FFF2EE

border

#D7CCC9

text

#1A0D0A

muted

#877E7C

Preview Lab

Preview with #FF5B50

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

Preview Lab → · Contrast checker → · Palette generator →