#F4645B#F4645B

#F4645B is a light, vivid red. Relative luminance 0.291; OKLCH L 68.4% C 0.179 H 26.4°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#F4645B
RGB	rgb(244, 100, 91)
HSL	hsl(4, 87%, 66%)
HSV	hsv(4, 63%, 96%)
CMYK	cmyk(0%, 59%, 62.7%, 4.3%)
CIE-LAB	lab(60.88, 54.71, 33.54)
CIE-LCH	lch(60.88, 64.17, 31.51°)
OKLab	oklab(68.37% 0.1603 0.0797)
OKLCH	oklch(68.37% 0.179 26.4)
XYZ	xyz(43.7579, 29.1085, 13.2098)
Luminance	0.2910 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4645B #5BEBF4

analogous

#F45B9F #F4645B #F4B05B

triadic

#F4645B #5BF464 #645BF4

tetradic

#F4645B #9FF45B #5BEBF4 #B05BF4

square

#F4645B #9FF45B #5BEBF4 #B05BF4

split-complementary

#F4645B #5BF4B0 #5B9FF4

monochromatic

#C7180D #F02E22 #F4645B #F89A94 #FCD0CE

Accessibility & contrast

On white

3.08

#F4645B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#F4645B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #F4645B

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4645B	#FFFFFF	#000000	##000000
##F4645B	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#898059

Deuteranopia (green-blind)

#AD9E57

Tritanopia (blue-blind)

#FF4763

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #f4645b;
/* rgb */ color: rgb(244, 100, 91);
/* oklch */ color: oklch(68.4% 0.179 26.4);

Tailwind

colors: {
  custom: {
    50: '#ff9589',
    500: '#f4645b',
    950: '#000000',
  },
}

SCSS

$custom: #f4645b;
$custom-light: #ff9589;
$custom-dark: #000000;

JSON

{
  "hex": "#f4645b",
  "rgb": {
    "r": 244,
    "g": 100,
    "b": 91
  },
  "hsl": {
    "h": 3.529,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.68368,
    "c": 0.179,
    "h": 26.4
  },
  "luminance": 0.29103
}

Semantic roles & 50–950 ramp

primary

#F4645B

secondary

#BCECEF

accent

#D7E402

background

#FFF9F8

surface

#FFF2F0

border

#D7CCCB

text

#190E0B

muted

#877E7C

Preview Lab

Preview with #F4645B

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

Preview Lab → · Contrast checker → · Palette generator →