#F9DF63#F9DF63

#F9DF63 is a very light, vivid yellow. Relative luminance 0.738; OKLCH L 90.2% C 0.145 H 97.5°. Best body text is #000000 at 15.76:1 contrast (WCAG AA passes).

Color values

HEX	#F9DF63
RGB	rgb(249, 223, 99)
HSL	hsl(50, 93%, 68%)
HSV	hsv(50, 60%, 98%)
CMYK	cmyk(0%, 10.4%, 60.2%, 2.4%)
CIE-LAB	lab(88.84, -5.33, 62.54)
CIE-LCH	lch(88.84, 62.77, 94.87°)
OKLab	oklab(90.2% -0.019 0.1438)
OKLCH	oklch(90.2% 0.145 97.5)
XYZ	xyz(67.7095, 73.8190, 22.4839)
Luminance	0.7382 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9DF63 #637DF9

analogous

#F99463 #F9DF63 #C8F963

triadic

#F9DF63 #63F9DF #DF63F9

tetradic

#F9DF63 #63F994 #637DF9 #F963C8

square

#F9DF63 #63F994 #637DF9 #F963C8

split-complementary

#F9DF63 #63C8F9 #9463F9

monochromatic

#D9B508 #F7D328 #F9DF63 #FBEB9E #FEF7D9

Accessibility & contrast

On white

1.33

#F9DF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.76

#F9DF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9DF63

15.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9DF63	#FFFFFF	#000000	##000000
##F9DF63	1.00	1.33	15.76	15.76
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.76	21.00	1.00	1.00
##000000	15.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3DA56

Deuteranopia (green-blind)

#FAE369

Tritanopia (blue-blind)

#FFD0C4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #f9df63;
/* rgb */ color: rgb(249, 223, 99);
/* oklch */ color: oklch(90.2% 0.145 97.5);

Tailwind

colors: {
  custom: {
    50: '#fee894',
    500: '#f9df63',
    950: '#000000',
  },
}

SCSS

$custom: #f9df63;
$custom-light: #fee894;
$custom-dark: #000000;

JSON

{
  "hex": "#f9df63",
  "rgb": {
    "r": 249,
    "g": 223,
    "b": 99
  },
  "hsl": {
    "h": 49.6,
    "s": 92.593,
    "l": 68.235
  },
  "oklch": {
    "l": 0.90198,
    "c": 0.14502,
    "h": 97.5
  },
  "luminance": 0.73816
}

Semantic roles & 50–950 ramp

primary

#F9DF63

secondary

#2E4AD2

accent

#28E600

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F9DF63

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

Preview Lab → · Contrast checker → · Palette generator →