#F3645F#F3645F

#F3645F is a light, vivid red. Relative luminance 0.290; OKLCH L 68.3% C 0.177 H 24.9°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#F3645F
RGB	rgb(243, 100, 95)
HSL	hsl(2, 86%, 66%)
HSV	hsv(2, 61%, 95%)
CMYK	cmyk(0%, 58.8%, 60.9%, 4.7%)
CIE-LAB	lab(60.78, 54.62, 31.13)
CIE-LCH	lch(60.78, 62.87, 29.68°)
OKLab	oklab(68.29% 0.1608 0.0747)
OKLCH	oklch(68.29% 0.177 24.9)
XYZ	xyz(43.5889, 29.0009, 14.1266)
Luminance	0.2899 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3645F #5FEEF3

analogous

#F35FA4 #F3645F #F3AE5F

triadic

#F3645F #5FF364 #645FF3

tetradic

#F3645F #A4F35F #5FEEF3 #AE5FF3

square

#F3645F #A4F35F #5FEEF3 #AE5FF3

split-complementary

#F3645F #5FF3AE #5FA4F3

monochromatic

#C9150F #EF2D26 #F3645F #F79B98 #FCD2D1

Accessibility & contrast

On white

3.09

#F3645F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#F3645F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F3645F

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3645F	#FFFFFF	#000000	##000000
##F3645F	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88805E

Deuteranopia (green-blind)

#AC9E5B

Tritanopia (blue-blind)

#FF4864

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #f3645f;
/* rgb */ color: rgb(243, 100, 95);
/* oklch */ color: oklch(68.3% 0.177 24.9);

Tailwind

colors: {
  custom: {
    50: '#fe958c',
    500: '#f3645f',
    950: '#000000',
  },
}

SCSS

$custom: #f3645f;
$custom-light: #fe958c;
$custom-dark: #000000;

JSON

{
  "hex": "#f3645f",
  "rgb": {
    "r": 243,
    "g": 100,
    "b": 95
  },
  "hsl": {
    "h": 2.027,
    "s": 86.047,
    "l": 66.275
  },
  "oklch": {
    "l": 0.68286,
    "c": 0.17731,
    "h": 24.9
  },
  "luminance": 0.28995
}

Semantic roles & 50–950 ramp

primary

#F3645F

secondary

#BFEDEF

accent

#DBE303

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0C

muted

#877E7D

Preview Lab

Preview with #F3645F

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

Preview Lab → · Contrast checker → · Palette generator →