#F4F45B#F4F45B

#F4F45B is a very light, vivid yellow. Relative luminance 0.847; OKLCH L 94.0% C 0.170 H 109.3°. Best body text is #000000 at 17.94:1 contrast (WCAG AA passes).

Color values

HEX	#F4F45B
RGB	rgb(244, 244, 91)
HSL	hsl(60, 87%, 66%)
HSV	hsv(60, 63%, 96%)
CMYK	cmyk(0%, 0%, 62.7%, 4.3%)
CIE-LAB	lab(93.75, -18.22, 71.03)
CIE-LCH	lch(93.75, 73.33, 104.39°)
OKLab	oklab(93.98% -0.0562 0.1608)
OKLCH	oklch(93.98% 0.17 109.3)
XYZ	xyz(71.5495, 84.6918, 22.4736)
Luminance	0.8469 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4F45B #5B5BF4

analogous

#F4A75B #F4F45B #A7F45B

triadic

#F4F45B #5BF4F4 #F45BF4

tetradic

#F4F45B #5BF4A7 #5B5BF4 #F45BA7

square

#F4F45B #5BF4A7 #5B5BF4 #F45BA7

split-complementary

#F4F45B #5BA7F4 #A75BF4

monochromatic

#C7C70D #F0F022 #F4F45B #F8F894 #FCFCCE

Accessibility & contrast

On white

1.17

#F4F45B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.94

#F4F45B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4F45B

17.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4F45B	#FFFFFF	#000000	##000000
##F4F45B	1.00	1.17	17.94	17.94
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.94	21.00	1.00	1.00
##000000	17.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA47

Deuteranopia (green-blind)

#FFEF65

Tritanopia (blue-blind)

#FFE5D4

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #f4f45b;
/* rgb */ color: rgb(244, 244, 91);
/* oklch */ color: oklch(94.0% 0.170 109.3);

Tailwind

colors: {
  custom: {
    50: '#fbf790',
    500: '#f4f45b',
    950: '#000000',
  },
}

SCSS

$custom: #f4f45b;
$custom-light: #fbf790;
$custom-dark: #000000;

JSON

{
  "hex": "#f4f45b",
  "rgb": {
    "r": 244,
    "g": 244,
    "b": 91
  },
  "hsl": {
    "h": 60,
    "s": 87.429,
    "l": 65.686
  },
  "oklch": {
    "l": 0.93984,
    "c": 0.17035,
    "h": 109.3
  },
  "luminance": 0.8469
}

Semantic roles & 50–950 ramp

primary

#F4F45B

secondary

#2F2FC4

accent

#02E402

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F4F45B

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

Preview Lab → · Contrast checker → · Palette generator →