#F5743B#F5743B

#F5743B is a light, vivid orange. Relative luminance 0.322; OKLCH L 70.3% C 0.173 H 42.6°. Best body text is #000000 at 7.44:1 contrast (WCAG AA passes).

Color values

HEX	#F5743B
RGB	rgb(245, 116, 59)
HSL	hsl(18, 90%, 60%)
HSV	hsv(18, 76%, 96%)
CMYK	cmyk(0%, 52.7%, 75.9%, 3.9%)
CIE-LAB	lab(63.53, 46.02, 53.34)
CIE-LCH	lch(63.53, 70.45, 49.21°)
OKLab	oklab(70.29% 0.1277 0.1173)
OKLCH	oklch(70.29% 0.173 42.6)
XYZ	xyz(44.6955, 32.2247, 8.0032)
Luminance	0.3222 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5743B #3BBCF5

analogous

#F53B5F #F5743B #F5D13B

triadic

#F5743B #3BF574 #743BF5

tetradic

#F5743B #5FF53B #3BBCF5 #D13BF5

square

#F5743B #5FF53B #3BBCF5 #D13BF5

split-complementary

#F5743B #3BF5D1 #3B5FF5

monochromatic

#AD3B09 #E74F0C #F5743B #F89D75 #FBC7AF

Accessibility & contrast

On white

2.82

#F5743B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.44

#F5743B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5743B

7.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5743B	#FFFFFF	#000000	##000000
##F5743B	1.00	2.82	7.44	7.44
#FFFFFF	2.82	1.00	21.00	21.00
#000000	7.44	21.00	1.00	1.00
##000000	7.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#988834

Deuteranopia (green-blind)

#B7A538

Tritanopia (blue-blind)

#FF5868

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #f5743b;
/* rgb */ color: rgb(245, 116, 59);
/* oklch */ color: oklch(70.3% 0.173 42.6);

Tailwind

colors: {
  custom: {
    50: '#ff9f74',
    500: '#f5743b',
    950: '#000000',
  },
}

SCSS

$custom: #f5743b;
$custom-light: #ff9f74;
$custom-dark: #000000;

JSON

{
  "hex": "#f5743b",
  "rgb": {
    "r": 245,
    "g": 116,
    "b": 59
  },
  "hsl": {
    "h": 18.387,
    "s": 90.291,
    "l": 59.608
  },
  "oklch": {
    "l": 0.70286,
    "c": 0.17338,
    "h": 42.6
  },
  "luminance": 0.32219
}

Semantic roles & 50–950 ramp

primary

#F5743B

secondary

#A2D4EA

accent

#BDFF29

background

#FFF9F7

surface

#FFF2ED

border

#D7CCC8

text

#1A0F08

muted

#877E7B

Preview Lab

Preview with #F5743B

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

Preview Lab → · Contrast checker → · Palette generator →