Orangered#FF4500

#FF4500 is a light, highly saturated orange. Relative luminance 0.255; OKLCH L 66.0% C 0.229 H 35.4°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Orangered — editorial page

Color values

HEX	#FF4500
RGB	rgb(255, 69, 0)
HSL	hsl(16, 100%, 50%)
HSV	hsv(16, 100%, 100%)
CMYK	cmyk(0%, 72.9%, 100%, 0%)
CIE-LAB	lab(57.58, 67.78, 68.96)
CIE-LCH	lch(57.58, 96.69, 45.49°)
OKLab	oklab(66.02% 0.187 0.1329)
OKLCH	oklch(66.02% 0.229 35.4)
XYZ	xyz(43.3736, 25.5232, 2.6427)
Luminance	0.2552 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FF4500 #00BAFF

analogous

#FF003B #FF4500 #FFC400

triadic

#FF4500 #00FF45 #4500FF

tetradic

#FF4500 #3BFF00 #00BAFF #C400FF

square

#FF4500 #3BFF00 #00BAFF #C400FF

split-complementary

#FF4500 #00FFC4 #003BFF

monochromatic

#852400 #C23400 #FF4500 #FF723D #FF9E7A

Accessibility & contrast

On white

3.44

#FF4500 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#FF4500 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #FF4500

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FF4500	#FFFFFF	#000000	##000000
##FF4500	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#807000

Deuteranopia (green-blind)

#AD9900

Tritanopia (blue-blind)

#FF003C

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #ff4500;
/* rgb */ color: rgb(255, 69, 0);
/* oklch */ color: oklch(66.0% 0.229 35.4);

Tailwind

colors: {
  custom: {
    50: '#ff8556',
    500: '#ff4500',
    950: '#000000',
  },
}

SCSS

$custom: #ff4500;
$custom-light: #ff8556;
$custom-dark: #000000;

JSON

{
  "hex": "#ff4500",
  "rgb": {
    "r": 255,
    "g": 69,
    "b": 0
  },
  "hsl": {
    "h": 16.235,
    "s": 100,
    "l": 50
  },
  "oklch": {
    "l": 0.6602,
    "c": 0.22936,
    "h": 35.4
  },
  "luminance": 0.25516
}

Semantic roles & 50–950 ramp

primary

#FF4500

secondary

#74C8E7

accent

#C5FF29

background

#FFF8F5

surface

#FFF0E9

border

#D7CBC5

text

#1C0C04

muted

#887D79

Preview Lab

Preview with #FF4500

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

Preview Lab → · Contrast checker → · Palette generator →