#F9EF7B#F9EF7B

#F9EF7B is a very light, vivid yellow. Relative luminance 0.833; OKLCH L 93.7% C 0.138 H 104.3°. Best body text is #000000 at 17.66:1 contrast (WCAG AA passes).

Color values

HEX	#F9EF7B
RGB	rgb(249, 239, 123)
HSL	hsl(55, 91%, 73%)
HSV	hsv(55, 51%, 98%)
CMYK	cmyk(0%, 4%, 50.6%, 2.4%)
CIE-LAB	lab(93.15, -11.51, 56.70)
CIE-LCH	lch(93.15, 57.85, 101.47°)
OKLab	oklab(93.69% -0.0341 0.1338)
OKLCH	oklch(93.69% 0.138 104.3)
XYZ	xyz(73.5106, 83.3051, 30.9423)
Luminance	0.8330 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9EF7B #7B85F9

analogous

#F9B07B #F9EF7B #C4F97B

triadic

#F9EF7B #7BF9EF #EF7BF9

tetradic

#F9EF7B #7BF9B0 #7B85F9 #F97BC4

square

#F9EF7B #7BF9B0 #7B85F9 #F97BC4

split-complementary

#F9EF7B #7BC4F9 #B07BF9

monochromatic

#EFDD0B #F6E840 #F9EF7B #FCF6B6 #FEFBE2

Accessibility & contrast

On white

1.19

#F9EF7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.66

#F9EF7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9EF7B

17.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9EF7B	#FFFFFF	#000000	##000000
##F9EF7B	1.00	1.19	17.66	17.66
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.66	21.00	1.00	1.00
##000000	17.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE870

Deuteranopia (green-blind)

#FFEE81

Tritanopia (blue-blind)

#FFE2D4

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #f9ef7b;
/* rgb */ color: rgb(249, 239, 123);
/* oklch */ color: oklch(93.7% 0.138 104.3);

Tailwind

colors: {
  custom: {
    50: '#fdf4a4',
    500: '#f9ef7b',
    950: '#000000',
  },
}

SCSS

$custom: #f9ef7b;
$custom-light: #fdf4a4;
$custom-dark: #000000;

JSON

{
  "hex": "#f9ef7b",
  "rgb": {
    "r": 249,
    "g": 239,
    "b": 123
  },
  "hsl": {
    "h": 55.238,
    "s": 91.304,
    "l": 72.941
  },
  "oklch": {
    "l": 0.93694,
    "c": 0.13806,
    "h": 104.3
  },
  "luminance": 0.83303
}

Semantic roles & 50–950 ramp

primary

#F9EF7B

secondary

#434ED6

accent

#12E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #F9EF7B

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

Preview Lab → · Contrast checker → · Palette generator →