#F5CF59#F5CF59

#F5CF59 is a very light, vivid yellow. Relative luminance 0.648; OKLCH L 86.5% C 0.141 H 91.3°. Best body text is #000000 at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#F5CF59
RGB	rgb(245, 207, 89)
HSL	hsl(45, 89%, 65%)
HSV	hsv(45, 64%, 96%)
CMYK	cmyk(0%, 15.5%, 63.7%, 3.9%)
CIE-LAB	lab(84.36, 0.52, 61.87)
CIE-LCH	lch(84.36, 61.88, 89.52°)
OKLab	oklab(86.55% -0.0031 0.1411)
OKLCH	oklch(86.55% 0.141 91.3)
XYZ	xyz(61.7752, 64.7628, 18.6959)
Luminance	0.6476 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5CF59 #597FF5

analogous

#F58159 #F5CF59 #CDF559

triadic

#F5CF59 #59F5CF #CF59F5

tetradic

#F5CF59 #59F581 #597FF5 #F559CD

square

#F5CF59 #59F581 #597FF5 #F559CD

split-complementary

#F5CF59 #59CDF5 #8159F5

monochromatic

#C89A0C #F2BE1F #F5CF59 #F8E093 #FCF0CC

Accessibility & contrast

On white

1.51

#F5CF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.95

#F5CF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5CF59

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5CF59	#FFFFFF	#000000	##000000
##F5CF59	1.00	1.51	13.95	13.95
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.95	21.00	1.00	1.00
##000000	13.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CC4C

Deuteranopia (green-blind)

#EDD75E

Tritanopia (blue-blind)

#FFBFB6

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #f5cf59;
/* rgb */ color: rgb(245, 207, 89);
/* oklch */ color: oklch(86.5% 0.141 91.3);

Tailwind

colors: {
  custom: {
    50: '#fcdd8d',
    500: '#f5cf59',
    950: '#000000',
  },
}

SCSS

$custom: #f5cf59;
$custom-light: #fcdd8d;
$custom-dark: #000000;

JSON

{
  "hex": "#f5cf59",
  "rgb": {
    "r": 245,
    "g": 207,
    "b": 89
  },
  "hsl": {
    "h": 45.385,
    "s": 88.636,
    "l": 65.49
  },
  "oklch": {
    "l": 0.86547,
    "c": 0.14112,
    "h": 91.3
  },
  "luminance": 0.64759
}

Semantic roles & 50–950 ramp

primary

#F5CF59

secondary

#2E53C4

accent

#38E500

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #F5CF59

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

Preview Lab → · Contrast checker → · Palette generator →