#FEF778#FEF778

#FEF778 is a very light, vivid yellow. Relative luminance 0.889; OKLCH L 95.7% C 0.148 H 106.0°. Best body text is #000000 at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#FEF778
RGB	rgb(254, 247, 120)
HSL	hsl(57, 99%, 73%)
HSV	hsv(57, 53%, 100%)
CMYK	cmyk(0%, 2.8%, 52.8%, 0.4%)
CIE-LAB	lab(95.56, -13.69, 60.98)
CIE-LCH	lch(95.56, 62.50, 102.66°)
OKLab	oklab(95.7% -0.0409 0.1427)
OKLCH	oklch(95.7% 0.148 106)
XYZ	xyz(77.5262, 88.9507, 30.8510)
Luminance	0.8895 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF778 #787FFE

analogous

#FEB478 #FEF778 #C2FE78

triadic

#FEF778 #78FEF7 #F778FE

tetradic

#FEF778 #78FEB4 #787FFE #FE78C2

square

#FEF778 #78FEB4 #787FFE #FE78C2

split-complementary

#FEF778 #78C2FE #B478FE

monochromatic

#FAED02 #FEF33B #FEF778 #FEFBB5 #FFFDE1

Accessibility & contrast

On white

1.12

#FEF778 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.79

#FEF778 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF778

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF778	#FFFFFF	#000000	##000000
##FEF778	1.00	1.12	18.79	18.79
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.79	21.00	1.00	1.00
##000000	18.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF6C

Deuteranopia (green-blind)

#FFF57E

Tritanopia (blue-blind)

#FFE9DB

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #fef778;
/* rgb */ color: rgb(254, 247, 120);
/* oklch */ color: oklch(95.7% 0.148 106.0);

Tailwind

colors: {
  custom: {
    50: '#fff9a2',
    500: '#fef778',
    950: '#000000',
  },
}

SCSS

$custom: #fef778;
$custom-light: #fff9a2;
$custom-dark: #000000;

JSON

{
  "hex": "#fef778",
  "rgb": {
    "r": 254,
    "g": 247,
    "b": 120
  },
  "hsl": {
    "h": 56.866,
    "s": 98.529,
    "l": 73.333
  },
  "oklch": {
    "l": 0.95698,
    "c": 0.14848,
    "h": 106
  },
  "luminance": 0.88948
}

Semantic roles & 50–950 ramp

primary

#FEF778

secondary

#3F47DC

accent

#0CE600

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF778

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

Preview Lab → · Contrast checker → · Palette generator →