#F5F454#F5F454

#F5F454 is a very light, vivid yellow. Relative luminance 0.848; OKLCH L 94.0% C 0.175 H 109.0°. Best body text is #000000 at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#F5F454
RGB	rgb(245, 244, 84)
HSL	hsl(60, 89%, 65%)
HSV	hsv(60, 66%, 96%)
CMYK	cmyk(0%, 0.4%, 65.7%, 3.9%)
CIE-LAB	lab(93.78, -18.21, 73.77)
CIE-LCH	lch(93.78, 75.98, 103.87°)
OKLab	oklab(94.01% -0.057 0.1655)
OKLCH	oklch(94.01% 0.175 109)
XYZ	xyz(71.6095, 84.7560, 20.9732)
Luminance	0.8475 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5F454 #5455F5

analogous

#F5A354 #F5F454 #A6F554

triadic

#F5F454 #54F5F4 #F454F5

tetradic

#F5F454 #54F5A3 #5455F5 #F554A6

square

#F5F454 #54F5A3 #5455F5 #F554A6

split-complementary

#F5F454 #54A6F5 #A354F5

monochromatic

#C3C20B #F2F01A #F5F454 #F8F88E #FCFBC8

Accessibility & contrast

On white

1.17

#F5F454 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.95

#F5F454 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5F454

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5F454	#FFFFFF	#000000	##000000
##F5F454	1.00	1.17	17.95	17.95
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.95	21.00	1.00	1.00
##000000	17.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA3D

Deuteranopia (green-blind)

#FFF05F

Tritanopia (blue-blind)

#FFE5D4

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #f5f454;
/* rgb */ color: rgb(245, 244, 84);
/* oklch */ color: oklch(94.0% 0.175 109.0);

Tailwind

colors: {
  custom: {
    50: '#fcf78c',
    500: '#f5f454',
    950: '#000000',
  },
}

SCSS

$custom: #f5f454;
$custom-light: #fcf78c;
$custom-dark: #000000;

JSON

{
  "hex": "#f5f454",
  "rgb": {
    "r": 245,
    "g": 244,
    "b": 84
  },
  "hsl": {
    "h": 59.627,
    "s": 88.95,
    "l": 64.51
  },
  "oklch": {
    "l": 0.94009,
    "c": 0.17503,
    "h": 109
  },
  "luminance": 0.84754
}

Semantic roles & 50–950 ramp

primary

#F5F454

secondary

#2D2EC0

accent

#01E600

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F5F454

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

Preview Lab → · Contrast checker → · Palette generator →