#F4F13B#F4F13B

#F4F13B is a very light, vivid yellow. Relative luminance 0.825; OKLCH L 93.1% C 0.187 H 108.5°. Best body text is #000000 at 17.49:1 contrast (WCAG AA passes).

Color values

HEX	#F4F13B
RGB	rgb(244, 241, 59)
HSL	hsl(59, 89%, 59%)
HSV	hsv(59, 76%, 96%)
CMYK	cmyk(0%, 1.2%, 75.8%, 4.3%)
CIE-LAB	lab(92.78, -18.30, 81.16)
CIE-LCH	lch(92.78, 83.20, 102.70°)
OKLab	oklab(93.15% -0.0594 0.177)
OKLCH	oklch(93.15% 0.187 108.5)
XYZ	xyz(69.5557, 82.4617, 16.3896)
Luminance	0.8246 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4F13B #3B3EF4

analogous

#F4953B #F4F13B #9BF43B

triadic

#F4F13B #3BF4F1 #F13BF4

tetradic

#F4F13B #3BF495 #3B3EF4 #F43B9B

square

#F4F13B #3BF495 #3B3EF4 #F43B9B

split-complementary

#F4F13B #3B9BF4 #953BF4

monochromatic

#ABA80A #E5E10D #F4F13B #F7F575 #FBF9AF

Accessibility & contrast

On white

1.20

#F4F13B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.49

#F4F13B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4F13B

17.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4F13B	#FFFFFF	#000000	##000000
##F4F13B	1.00	1.20	17.49	17.49
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.49	21.00	1.00	1.00
##000000	17.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE701

Deuteranopia (green-blind)

#FFED4B

Tritanopia (blue-blind)

#FFE1CF

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #f4f13b;
/* rgb */ color: rgb(244, 241, 59);
/* oklch */ color: oklch(93.1% 0.187 108.5);

Tailwind

colors: {
  custom: {
    50: '#fcf580',
    500: '#f4f13b',
    950: '#000000',
  },
}

SCSS

$custom: #f4f13b;
$custom-light: #fcf580;
$custom-dark: #000000;

JSON

{
  "hex": "#f4f13b",
  "rgb": {
    "r": 244,
    "g": 241,
    "b": 59
  },
  "hsl": {
    "h": 59.027,
    "s": 89.372,
    "l": 59.412
  },
  "oklch": {
    "l": 0.93147,
    "c": 0.18667,
    "h": 108.5
  },
  "luminance": 0.82459
}

Semantic roles & 50–950 ramp

primary

#F4F13B

secondary

#282AAC

accent

#2CFF29

background

#FFFFFB

surface

#FFFEF2

border

#D7D6CC

text

#18170B

muted

#86857E

Preview Lab

Preview with #F4F13B

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

Preview Lab → · Contrast checker → · Palette generator →