#FFF577#FFF577

#FFF577 is a very light, vivid yellow. Relative luminance 0.879; OKLCH L 95.4% C 0.147 H 104.7°. Best body text is #000000 at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#FFF577
RGB	rgb(255, 245, 119)
HSL	hsl(56, 100%, 73%)
HSV	hsv(56, 53%, 100%)
CMYK	cmyk(0%, 3.9%, 53.3%, 0%)
CIE-LAB	lab(95.12, -12.40, 60.94)
CIE-LCH	lch(95.12, 62.19, 101.50°)
OKLab	oklab(95.36% -0.0374 0.1425)
OKLCH	oklch(95.36% 0.147 104.7)
XYZ	xyz(77.2245, 87.8992, 30.3475)
Luminance	0.8790 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFF577 #7781FF

analogous

#FFB177 #FFF577 #C5FF77

triadic

#FFF577 #77FFF5 #F577FF

tetradic

#FFF577 #77FFB1 #7781FF #FF77C5

square

#FFF577 #77FFB1 #7781FF #FF77C5

split-complementary

#FFF577 #77C5FF #B177FF

monochromatic

#FCE900 #FFF03A #FFF577 #FFF9B4 #FFFDE0

Accessibility & contrast

On white

1.13

#FFF577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.58

#FFF577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFF577

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFF577	#FFFFFF	#000000	##000000
##FFF577	1.00	1.13	18.58	18.58
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.58	21.00	1.00	1.00
##000000	18.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED6B

Deuteranopia (green-blind)

#FFF47D

Tritanopia (blue-blind)

#FFE7D9

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #fff577;
/* rgb */ color: rgb(255, 245, 119);
/* oklch */ color: oklch(95.4% 0.147 104.7);

Tailwind

colors: {
  custom: {
    50: '#fff8a2',
    500: '#fff577',
    950: '#000000',
  },
}

SCSS

$custom: #fff577;
$custom-light: #fff8a2;
$custom-dark: #000000;

JSON

{
  "hex": "#fff577",
  "rgb": {
    "r": 255,
    "g": 245,
    "b": 119
  },
  "hsl": {
    "h": 55.588,
    "s": 100,
    "l": 73.333
  },
  "oklch": {
    "l": 0.95363,
    "c": 0.14734,
    "h": 104.7
  },
  "luminance": 0.87897
}

Semantic roles & 50–950 ramp

primary

#FFF577

secondary

#3D49DD

accent

#11E600

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FFF577

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

Preview Lab → · Contrast checker → · Palette generator →