#F4ED63#F4ED63

#F4ED63 is a very light, vivid yellow. Relative luminance 0.807; OKLCH L 92.6% C 0.157 H 106.4°. Best body text is #000000 at 17.14:1 contrast (WCAG AA passes).

Color values

HEX	#F4ED63
RGB	rgb(244, 237, 99)
HSL	hsl(57, 87%, 67%)
HSV	hsv(57, 59%, 96%)
CMYK	cmyk(0%, 2.9%, 59.4%, 4.3%)
CIE-LAB	lab(92.00, -14.31, 65.90)
CIE-LCH	lch(92.00, 67.44, 102.25°)
OKLab	oklab(92.61% -0.0443 0.151)
OKLCH	oklch(92.61% 0.157 106.4)
XYZ	xyz(69.8468, 80.7046, 23.7002)
Luminance	0.8070 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F4ED63 #636AF4

analogous

#F4A463 #F4ED63 #B3F463

triadic

#F4ED63 #63F4ED #ED63F4

tetradic

#F4ED63 #63F4A4 #636AF4 #F463B3

square

#F4ED63 #63F4A4 #636AF4 #F463B3

split-complementary

#F4ED63 #63B3F4 #A463F4

monochromatic

#CEC50F #F0E62A #F4ED63 #F8F49C #FCFAD5

Accessibility & contrast

On white

1.23

#F4ED63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.14

#F4ED63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F4ED63

17.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F4ED63	#FFFFFF	#000000	##000000
##F4ED63	1.00	1.23	17.14	17.14
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.14	21.00	1.00	1.00
##000000	17.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE553

Deuteranopia (green-blind)

#FFEB6B

Tritanopia (blue-blind)

#FFDFD0

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #f4ed63;
/* rgb */ color: rgb(244, 237, 99);
/* oklch */ color: oklch(92.6% 0.157 106.4);

Tailwind

colors: {
  custom: {
    50: '#fbf295',
    500: '#f4ed63',
    950: '#000000',
  },
}

SCSS

$custom: #f4ed63;
$custom-light: #fbf295;
$custom-dark: #000000;

JSON

{
  "hex": "#f4ed63",
  "rgb": {
    "r": 244,
    "g": 237,
    "b": 99
  },
  "hsl": {
    "h": 57.103,
    "s": 86.826,
    "l": 67.255
  },
  "oklch": {
    "l": 0.9261,
    "c": 0.15741,
    "h": 106.4
  },
  "luminance": 0.80702
}

Semantic roles & 50–950 ramp

primary

#F4ED63

secondary

#3139CA

accent

#0DE302

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18160E

muted

#86857F

Preview Lab

Preview with #F4ED63

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

Preview Lab → · Contrast checker → · Palette generator →