#FEF978#FEF978

#FEF978 is a very light, vivid yellow. Relative luminance 0.902; OKLCH L 96.1% C 0.150 H 106.9°. Best body text is #000000 at 19.04:1 contrast (WCAG AA passes).

Color values

HEX	#FEF978
RGB	rgb(254, 249, 120)
HSL	hsl(58, 99%, 73%)
HSV	hsv(58, 53%, 100%)
CMYK	cmyk(0%, 2%, 52.8%, 0.4%)
CIE-LAB	lab(96.07, -14.67, 61.58)
CIE-LCH	lch(96.07, 63.30, 103.40°)
OKLab	oklab(96.1% -0.0437 0.144)
OKLCH	oklch(96.1% 0.15 106.9)
XYZ	xyz(78.1410, 90.1805, 31.0560)
Luminance	0.9018 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF978 #787DFE

analogous

#FEB678 #FEF978 #C0FE78

triadic

#FEF978 #78FEF9 #F978FE

tetradic

#FEF978 #78FEB6 #787DFE #FE78C0

square

#FEF978 #78FEB6 #787DFE #FE78C0

split-complementary

#FEF978 #78C0FE #B678FE

monochromatic

#FAF002 #FEF63B #FEF978 #FEFCB5 #FFFEE1

Accessibility & contrast

On white

1.10

#FEF978 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.04

#FEF978 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF978

19.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF978	#FFFFFF	#000000	##000000
##FEF978	1.00	1.10	19.04	19.04
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.04	21.00	1.00	1.00
##000000	19.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF16B

Deuteranopia (green-blind)

#FFF67F

Tritanopia (blue-blind)

#FFEBDC

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #fef978;
/* rgb */ color: rgb(254, 249, 120);
/* oklch */ color: oklch(96.1% 0.150 106.9);

Tailwind

colors: {
  custom: {
    50: '#fffba2',
    500: '#fef978',
    950: '#000000',
  },
}

SCSS

$custom: #fef978;
$custom-light: #fffba2;
$custom-dark: #000000;

JSON

{
  "hex": "#fef978",
  "rgb": {
    "r": 254,
    "g": 249,
    "b": 120
  },
  "hsl": {
    "h": 57.761,
    "s": 98.529,
    "l": 73.333
  },
  "oklch": {
    "l": 0.96105,
    "c": 0.15049,
    "h": 106.9
  },
  "luminance": 0.90178
}

Semantic roles & 50–950 ramp

primary

#FEF978

secondary

#3F44DC

accent

#09E600

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#18170F

muted

#868580

Preview Lab

Preview with #FEF978

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

Preview Lab → · Contrast checker → · Palette generator →