#F9EF78#F9EF78

#F9EF78 is a very light, vivid yellow. Relative luminance 0.832; OKLCH L 93.7% C 0.141 H 104.4°. Best body text is #000000 at 17.65:1 contrast (WCAG AA passes).

Color values

HEX	#F9EF78
RGB	rgb(249, 239, 120)
HSL	hsl(55, 91%, 72%)
HSV	hsv(55, 52%, 98%)
CMYK	cmyk(0%, 4%, 51.8%, 2.4%)
CIE-LAB	lab(93.12, -11.75, 58.03)
CIE-LCH	lch(93.12, 59.21, 101.45°)
OKLab	oklab(93.66% -0.0351 0.1364)
OKLCH	oklch(93.66% 0.141 104.4)
XYZ	xyz(73.3257, 83.2311, 29.9683)
Luminance	0.8323 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9EF78 #7882F9

analogous

#F9AF78 #F9EF78 #C2F978

triadic

#F9EF78 #78F9EF #EF78F9

tetradic

#F9EF78 #78F9AF #7882F9 #F978C2

square

#F9EF78 #78F9AF #7882F9 #F978C2

split-complementary

#F9EF78 #78C2F9 #AF78F9

monochromatic

#ECDB0A #F6E83D #F9EF78 #FCF6B3 #FEFCE2

Accessibility & contrast

On white

1.19

#F9EF78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.65

#F9EF78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9EF78

17.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9EF78	#FFFFFF	#000000	##000000
##F9EF78	1.00	1.19	17.65	17.65
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.65	21.00	1.00	1.00
##000000	17.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE86D

Deuteranopia (green-blind)

#FFEE7E

Tritanopia (blue-blind)

#FFE2D4

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #f9ef78;
/* rgb */ color: rgb(249, 239, 120);
/* oklch */ color: oklch(93.7% 0.141 104.4);

Tailwind

colors: {
  custom: {
    50: '#fef4a2',
    500: '#f9ef78',
    950: '#000000',
  },
}

SCSS

$custom: #f9ef78;
$custom-light: #fef4a2;
$custom-dark: #000000;

JSON

{
  "hex": "#f9ef78",
  "rgb": {
    "r": 249,
    "g": 239,
    "b": 120
  },
  "hsl": {
    "h": 55.349,
    "s": 91.489,
    "l": 72.353
  },
  "oklch": {
    "l": 0.93658,
    "c": 0.14086,
    "h": 104.4
  },
  "luminance": 0.83229
}

Semantic roles & 50–950 ramp

primary

#F9EF78

secondary

#404CD5

accent

#12E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F9EF78

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

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