#FF5744#FF5744

#FF5744 is a light, highly saturated red. Relative luminance 0.285; OKLCH L 68.2% C 0.207 H 29.8°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#FF5744
RGB	rgb(255, 87, 68)
HSL	hsl(6, 100%, 63%)
HSV	hsv(6, 73%, 100%)
CMYK	cmyk(0%, 65.9%, 73.3%, 0%)
CIE-LAB	lab(60.34, 62.65, 45.93)
CIE-LCH	lch(60.34, 77.69, 36.24°)
OKLab	oklab(68.21% 0.1797 0.1028)
OKLCH	oklch(68.21% 0.207 29.8)
XYZ	xyz(45.6966, 28.5004, 8.5627)
Luminance	0.2849 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF5744 #44ECFF

analogous

#FF448E #FF5744 #FFB444

triadic

#FF5744 #44FF57 #5744FF

tetradic

#FF5744 #8EFF44 #44ECFF #B444FF

square

#FF5744 #8EFF44 #44ECFF #B444FF

split-complementary

#FF5744 #44FFB4 #448EFF

monochromatic

#C91400 #FF2007 #FF5744 #FF8E81 #FFC5BE

Accessibility & contrast

On white

3.13

#FF5744 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#FF5744 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #FF5744

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF5744	#FFFFFF	#000000	##000000
##FF5744	1.00	3.13	6.70	6.70
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877A41

Deuteranopia (green-blind)

#B09F3E

Tritanopia (blue-blind)

#FF2554

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #ff5744;
/* rgb */ color: rgb(255, 87, 68);
/* oklch */ color: oklch(68.2% 0.207 29.8);

Tailwind

colors: {
  custom: {
    50: '#ff8f79',
    500: '#ff5744',
    950: '#000000',
  },
}

SCSS

$custom: #ff5744;
$custom-light: #ff8f79;
$custom-dark: #000000;

JSON

{
  "hex": "#ff5744",
  "rgb": {
    "r": 255,
    "g": 87,
    "b": 68
  },
  "hsl": {
    "h": 6.096,
    "s": 100,
    "l": 63.333
  },
  "oklch": {
    "l": 0.68206,
    "c": 0.207,
    "h": 29.8
  },
  "luminance": 0.28494
}

Semantic roles & 50–950 ramp

primary

#FF5744

secondary

#AEEAF1

accent

#CEE600

background

#FFF9F7

surface

#FFF1ED

border

#D7CBC8

text

#1A0D09

muted

#877E7B

Preview Lab

Preview with #FF5744

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

Preview Lab → · Contrast checker → · Palette generator →