#F5FA59#F5FA59

#F5FA59 is a very light, vivid yellow. Relative luminance 0.885; OKLCH L 95.3% C 0.178 H 111.1°. Best body text is #000000 at 18.70:1 contrast (WCAG AA passes).

Color values

HEX	#F5FA59
RGB	rgb(245, 250, 89)
HSL	hsl(62, 94%, 66%)
HSV	hsv(62, 64%, 98%)
CMYK	cmyk(2%, 0%, 64.4%, 2%)
CIE-LAB	lab(95.37, -20.82, 73.51)
CIE-LCH	lch(95.37, 76.41, 105.81°)
OKLab	oklab(95.3% -0.0638 0.1657)
OKLCH	oklch(95.3% 0.178 111.1)
XYZ	xyz(73.6472, 88.5068, 22.6532)
Luminance	0.8851 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5FA59 #5E59FA

analogous

#FAAF59 #F5FA59 #A5FA59

triadic

#F5FA59 #59F5FA #FA59F5

tetradic

#F5FA59 #59FAAF #5E59FA #FA59A5

square

#F5FA59 #59FAAF #5E59FA #FA59A5

split-complementary

#F5FA59 #59A5FA #AF59FA

monochromatic

#CCD206 #F1F81E #F5FA59 #F9FC94 #FCFED0

Accessibility & contrast

On white

1.12

#F5FA59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.70

#F5FA59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5FA59

18.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5FA59	#FFFFFF	#000000	##000000
##F5FA59	1.00	1.12	18.70	18.70
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.70	21.00	1.00	1.00
##000000	18.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF43

Deuteranopia (green-blind)

#FFF464

Tritanopia (blue-blind)

#FFEBD9

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #f5fa59;
/* rgb */ color: rgb(245, 250, 89);
/* oklch */ color: oklch(95.3% 0.178 111.1);

Tailwind

colors: {
  custom: {
    50: '#fcfb90',
    500: '#f5fa59',
    950: '#000000',
  },
}

SCSS

$custom: #f5fa59;
$custom-light: #fcfb90;
$custom-dark: #000000;

JSON

{
  "hex": "#f5fa59",
  "rgb": {
    "r": 245,
    "g": 250,
    "b": 89
  },
  "hsl": {
    "h": 61.863,
    "s": 94.152,
    "l": 66.471
  },
  "oklch": {
    "l": 0.95295,
    "c": 0.17757,
    "h": 111.1
  },
  "luminance": 0.88505
}

Semantic roles & 50–950 ramp

primary

#F5FA59

secondary

#2F2ACD

accent

#00E607

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F5FA59

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

Preview Lab → · Contrast checker → · Palette generator →