#FFFB59#FFFB59

#FFFB59 is a very light, vivid yellow. Relative luminance 0.910; OKLCH L 96.3% C 0.177 H 107.9°. Best body text is #000000 at 19.20:1 contrast (WCAG AA passes).

Color values

HEX	#FFFB59
RGB	rgb(255, 251, 89)
HSL	hsl(59, 100%, 67%)
HSV	hsv(59, 65%, 100%)
CMYK	cmyk(0%, 1.6%, 65.1%, 0%)
CIE-LAB	lab(96.40, -17.28, 74.81)
CIE-LCH	lch(96.40, 76.78, 103.01°)
OKLab	oklab(96.3% -0.0544 0.1682)
OKLCH	oklch(96.3% 0.177 107.9)
XYZ	xyz(77.5431, 90.9781, 22.9251)
Luminance	0.9098 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFFB59 #595DFF

analogous

#FFA859 #FFFB59 #B0FF59

triadic

#FFFB59 #59FFFB #FB59FF

tetradic

#FFFB59 #59FFA8 #595DFF #FF59B0

square

#FFFB59 #59FFA8 #595DFF #FF59B0

split-complementary

#FFFB59 #59B0FF #A859FF

monochromatic

#DED800 #FFFA1C #FFFB59 #FFFC96 #FFFED3

Accessibility & contrast

On white

1.09

#FFFB59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.20

#FFFB59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFFB59

19.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFFB59	#FFFFFF	#000000	##000000
##FFFB59	1.00	1.09	19.20	19.20
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.20	21.00	1.00	1.00
##000000	19.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF142

Deuteranopia (green-blind)

#FFF764

Tritanopia (blue-blind)

#FFEBDA

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #fffb59;
/* rgb */ color: rgb(255, 251, 89);
/* oklch */ color: oklch(96.3% 0.177 107.9);

Tailwind

colors: {
  custom: {
    50: '#fffc90',
    500: '#fffb59',
    950: '#000000',
  },
}

SCSS

$custom: #fffb59;
$custom-light: #fffc90;
$custom-dark: #000000;

JSON

{
  "hex": "#fffb59",
  "rgb": {
    "r": 255,
    "g": 251,
    "b": 89
  },
  "hsl": {
    "h": 58.554,
    "s": 100,
    "l": 67.451
  },
  "oklch": {
    "l": 0.96302,
    "c": 0.17678,
    "h": 107.9
  },
  "luminance": 0.90976
}

Semantic roles & 50–950 ramp

primary

#FFFB59

secondary

#262AD6

accent

#06E600

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FFFB59

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

Preview Lab → · Contrast checker → · Palette generator →