#F9D151#F9D151

#F9D151 is a very light, vivid yellow. Relative luminance 0.663; OKLCH L 87.3% C 0.149 H 91.4°. Best body text is #000000 at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#F9D151
RGB	rgb(249, 209, 81)
HSL	hsl(46, 93%, 65%)
HSV	hsv(46, 67%, 98%)
CMYK	cmyk(0%, 16.1%, 67.5%, 2.4%)
CIE-LAB	lab(85.17, 0.70, 66.21)
CIE-LCH	lch(85.17, 66.21, 89.40°)
OKLab	oklab(87.25% -0.0037 0.1489)
OKLCH	oklch(87.25% 0.149 91.4)
XYZ	xyz(63.3559, 66.3384, 17.2505)
Luminance	0.6633 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F9D151 #5179F9

analogous

#F97D51 #F9D151 #CDF951

triadic

#F9D151 #51F9D1 #D151F9

tetradic

#F9D151 #51F97D #5179F9 #F951CD

square

#F9D151 #51F97D #5179F9 #F951CD

split-complementary

#F9D151 #51CDF9 #7D51F9

monochromatic

#C99B07 #F7C116 #F9D151 #FBE18C #FDF0C7

Accessibility & contrast

On white

1.47

#F9D151 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.27

#F9D151 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F9D151

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F9D151	#FFFFFF	#000000	##000000
##F9D151	1.00	1.47	14.27	14.27
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.27	21.00	1.00	1.00
##000000	14.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CE41

Deuteranopia (green-blind)

#F1DA57

Tritanopia (blue-blind)

#FFC1B6

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #f9d151;
/* rgb */ color: rgb(249, 209, 81);
/* oklch */ color: oklch(87.3% 0.149 91.4);

Tailwind

colors: {
  custom: {
    50: '#ffde88',
    500: '#f9d151',
    950: '#000000',
  },
}

SCSS

$custom: #f9d151;
$custom-light: #ffde88;
$custom-dark: #000000;

JSON

{
  "hex": "#f9d151",
  "rgb": {
    "r": 249,
    "g": 209,
    "b": 81
  },
  "hsl": {
    "h": 45.714,
    "s": 93.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.8725,
    "c": 0.14898,
    "h": 91.4
  },
  "luminance": 0.66335
}

Semantic roles & 50–950 ramp

primary

#F9D151

secondary

#294EC5

accent

#37E600

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#19150C

muted

#87847F

Preview Lab

Preview with #F9D151

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

Preview Lab → · Contrast checker → · Palette generator →