#FBF579#FBF579

#FBF579 is a very light, vivid yellow. Relative luminance 0.872; OKLCH L 95.1% C 0.146 H 106.3°. Best body text is #000000 at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#FBF579
RGB	rgb(251, 245, 121)
HSL	hsl(57, 94%, 73%)
HSV	hsv(57, 52%, 98%)
CMYK	cmyk(0%, 2.4%, 51.8%, 1.6%)
CIE-LAB	lab(94.82, -13.82, 59.62)
CIE-LCH	lch(94.82, 61.20, 103.05°)
OKLab	oklab(95.06% -0.041 0.1399)
OKLCH	oklch(95.06% 0.146 106.3)
XYZ	xyz(75.8893, 87.1967, 30.9185)
Luminance	0.8720 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBF579 #797FFB

analogous

#FBB479 #FBF579 #C0FB79

triadic

#FBF579 #79FBF5 #F579FB

tetradic

#FBF579 #79FBB4 #797FFB #FB79C0

square

#FBF579 #79FBB4 #797FFB #FB79C0

split-complementary

#FBF579 #79C0FB #B479FB

monochromatic

#F2E807 #F9F13E #FBF579 #FDF9B4 #FEFDE1

Accessibility & contrast

On white

1.14

#FBF579 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.44

#FBF579 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBF579

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBF579	#FFFFFF	#000000	##000000
##FBF579	1.00	1.14	18.44	18.44
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.44	21.00	1.00	1.00
##000000	18.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED6D

Deuteranopia (green-blind)

#FFF37F

Tritanopia (blue-blind)

#FFE7D9

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #fbf579;
/* rgb */ color: rgb(251, 245, 121);
/* oklch */ color: oklch(95.1% 0.146 106.3);

Tailwind

colors: {
  custom: {
    50: '#fff8a3',
    500: '#fbf579',
    950: '#000000',
  },
}

SCSS

$custom: #fbf579;
$custom-light: #fff8a3;
$custom-dark: #000000;

JSON

{
  "hex": "#fbf579",
  "rgb": {
    "r": 251,
    "g": 245,
    "b": 121
  },
  "hsl": {
    "h": 57.231,
    "s": 94.203,
    "l": 72.941
  },
  "oklch": {
    "l": 0.95057,
    "c": 0.1458,
    "h": 106.3
  },
  "luminance": 0.87195
}

Semantic roles & 50–950 ramp

primary

#FBF579

secondary

#4047D8

accent

#0BE600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FBF579

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

Preview Lab → · Contrast checker → · Palette generator →