#F7FF57#F7FF57

#F7FF57 is a very light, vivid yellow. Relative luminance 0.920; OKLCH L 96.5% C 0.184 H 112.0°. Best body text is #000000 at 19.40:1 contrast (WCAG AA passes).

Color values

HEX	#F7FF57
RGB	rgb(247, 255, 87)
HSL	hsl(63, 100%, 67%)
HSV	hsv(63, 66%, 100%)
CMYK	cmyk(3.1%, 0%, 65.9%, 0%)
CIE-LAB	lab(96.81, -22.51, 75.79)
CIE-LCH	lch(96.81, 79.06, 106.54°)
OKLab	oklab(96.48% -0.0688 0.1702)
OKLCH	oklch(96.48% 0.184 112)
XYZ	xyz(75.8403, 91.9840, 22.7746)
Luminance	0.9198 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F7FF57 #5F57FF

analogous

#FFB357 #F7FF57 #A3FF57

triadic

#F7FF57 #57F7FF #FF57F7

tetradic

#F7FF57 #57FFB3 #5F57FF #FF57A3

square

#F7FF57 #57FFB3 #5F57FF #FF57A3

split-complementary

#F7FF57 #57A3FF #B357FF

monochromatic

#D1DC00 #F4FF1A #F7FF57 #FAFF94 #FDFFD1

Accessibility & contrast

On white

1.08

#F7FF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.40

#F7FF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F7FF57

19.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F7FF57	#FFFFFF	#000000	##000000
##F7FF57	1.00	1.08	19.40	19.40
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.40	21.00	1.00	1.00
##000000	19.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF43E

Deuteranopia (green-blind)

#FFF863

Tritanopia (blue-blind)

#FFF0DD

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #f7ff57;
/* rgb */ color: rgb(247, 255, 87);
/* oklch */ color: oklch(96.5% 0.184 112.0);

Tailwind

colors: {
  custom: {
    50: '#fdff8f',
    500: '#f7ff57',
    950: '#000000',
  },
}

SCSS

$custom: #f7ff57;
$custom-light: #fdff8f;
$custom-dark: #000000;

JSON

{
  "hex": "#f7ff57",
  "rgb": {
    "r": 247,
    "g": 255,
    "b": 87
  },
  "hsl": {
    "h": 62.857,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.96479,
    "c": 0.18356,
    "h": 112
  },
  "luminance": 0.91982
}

Semantic roles & 50–950 ramp

primary

#F7FF57

secondary

#2E26D5

accent

#00E60B

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F7FF57

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

Preview Lab → · Contrast checker → · Palette generator →