#FF4142#FF4142

#FF4142 is a light, highly saturated red. Relative luminance 0.254; OKLCH L 66.1% C 0.226 H 25.7°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#FF4142
RGB	rgb(255, 65, 66)
HSL	hsl(360, 100%, 63%)
HSV	hsv(360, 75%, 100%)
CMYK	cmyk(0%, 74.5%, 74.1%, 0%)
CIE-LAB	lab(57.50, 70.32, 43.88)
CIE-LCH	lch(57.50, 82.88, 31.96°)
OKLab	oklab(66.08% 0.2034 0.0979)
OKLCH	oklch(66.08% 0.226 25.7)
XYZ	xyz(44.1188, 25.4408, 7.7407)
Luminance	0.2543 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF4142 #41FFFE

analogous

#FF41A1 #FF4142 #FF9F41

triadic

#FF4142 #42FF41 #4142FF

tetradic

#FF4142 #A1FF41 #41FFFE #9F41FF

square

#FF4142 #A1FF41 #41FFFE #9F41FF

split-complementary

#FF4142 #41FF9F #41A1FF

monochromatic

#C60001 #FF0405 #FF4142 #FF7E7F #FFBBBC

Accessibility & contrast

On white

3.45

#FF4142 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#FF4142 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #FF4142

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF4142	#FFFFFF	#000000	##000000
##FF4142	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7040

Deuteranopia (green-blind)

#AA993B

Tritanopia (blue-blind)

#FF0044

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #ff4142;
/* rgb */ color: rgb(255, 65, 66);
/* oklch */ color: oklch(66.1% 0.226 25.7);

Tailwind

colors: {
  custom: {
    50: '#ff8477',
    500: '#ff4142',
    950: '#000000',
  },
}

SCSS

$custom: #ff4142;
$custom-light: #ff8477;
$custom-dark: #000000;

JSON

{
  "hex": "#ff4142",
  "rgb": {
    "r": 255,
    "g": 65,
    "b": 66
  },
  "hsl": {
    "h": 359.684,
    "s": 100,
    "l": 62.745
  },
  "oklch": {
    "l": 0.6608,
    "c": 0.2257,
    "h": 25.7
  },
  "luminance": 0.25434
}

Semantic roles & 50–950 ramp

primary

#FF4142

secondary

#ACF0F0

accent

#E6E400

background

#FFF8F7

surface

#FFF0ED

border

#D7CBC8

text

#1B0C08

muted

#887D7B

Preview Lab

Preview with #FF4142

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

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