#F3734F#F3734F

#F3734F is a light, vivid red. Relative luminance 0.319; OKLCH L 70.1% C 0.166 H 36.6°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#F3734F
RGB	rgb(243, 115, 79)
HSL	hsl(13, 87%, 63%)
HSV	hsv(13, 67%, 95%)
CMYK	cmyk(0%, 52.7%, 67.5%, 4.7%)
CIE-LAB	lab(63.25, 46.68, 42.91)
CIE-LCH	lch(63.25, 63.41, 42.59°)
OKLab	oklab(70.08% 0.1333 0.0989)
OKLCH	oklch(70.08% 0.166 36.6)
XYZ	xyz(44.5083, 31.8862, 11.2065)
Luminance	0.3188 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3734F #4FCFF3

analogous

#F34F7D #F3734F #F3C54F

triadic

#F3734F #4FF373 #734FF3

tetradic

#F3734F #7DF34F #4FCFF3 #C54FF3

square

#F3734F #7DF34F #4FCFF3 #C54FF3

split-complementary

#F3734F #4FF3C5 #4F7DF3

monochromatic

#BB330D #EF4516 #F3734F #F7A188 #FBCEC2

Accessibility & contrast

On white

2.85

#F3734F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#F3734F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3734F

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3734F	#FFFFFF	#000000	##000000
##F3734F	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95884B

Deuteranopia (green-blind)

#B4A44C

Tritanopia (blue-blind)

#FF596B

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #f3734f;
/* rgb */ color: rgb(243, 115, 79);
/* oklch */ color: oklch(70.1% 0.166 36.6);

Tailwind

colors: {
  custom: {
    50: '#fe9e81',
    500: '#f3734f',
    950: '#000000',
  },
}

SCSS

$custom: #f3734f;
$custom-light: #fe9e81;
$custom-dark: #000000;

JSON

{
  "hex": "#f3734f",
  "rgb": {
    "r": 243,
    "g": 115,
    "b": 79
  },
  "hsl": {
    "h": 13.171,
    "s": 87.234,
    "l": 63.137
  },
  "oklch": {
    "l": 0.70081,
    "c": 0.16596,
    "h": 36.6
  },
  "luminance": 0.31881
}

Semantic roles & 50–950 ramp

primary

#F3734F

secondary

#B2DFEC

accent

#B2E402

background

#FFF9F8

surface

#FFF2EF

border

#D7CCCA

text

#190F0A

muted

#877E7C

Preview Lab

Preview with #F3734F

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

Preview Lab → · Contrast checker → · Palette generator →