#FEF78A#FEF78A

#FEF78A is a very light, vivid yellow. Relative luminance 0.894; OKLCH L 95.9% C 0.131 H 105.4°. Best body text is #000000 at 18.89:1 contrast (WCAG AA passes).

Color values

HEX	#FEF78A
RGB	rgb(254, 247, 138)
HSL	hsl(56, 98%, 77%)
HSV	hsv(56, 46%, 100%)
CMYK	cmyk(0%, 2.8%, 45.7%, 0.4%)
CIE-LAB	lab(95.76, -12.16, 52.93)
CIE-LCH	lch(95.76, 54.31, 102.94°)
OKLab	oklab(95.92% -0.0348 0.1266)
OKLCH	oklch(95.92% 0.131 105.4)
XYZ	xyz(78.7230, 89.4295, 37.1545)
Luminance	0.8943 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEF78A #8A91FE

analogous

#FEBD8A #FEF78A #CBFE8A

triadic

#FEF78A #8AFEF7 #F78AFE

tetradic

#FEF78A #8AFEBD #8A91FE #FE8ACB

square

#FEF78A #8AFEBD #8A91FE #FE8ACB

split-complementary

#FEF78A #8ACBFE #BD8AFE

monochromatic

#FDEF11 #FDF34D #FEF78A #FFFBC7 #FFFDE1

Accessibility & contrast

On white

1.11

#FEF78A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.89

#FEF78A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEF78A

18.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEF78A	#FFFFFF	#000000	##000000
##FEF78A	1.00	1.11	18.89	18.89
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.89	21.00	1.00	1.00
##000000	18.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF081

Deuteranopia (green-blind)

#FFF58F

Tritanopia (blue-blind)

#FFEADD

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #fef78a;
/* rgb */ color: rgb(254, 247, 138);
/* oklch */ color: oklch(95.9% 0.131 105.4);

Tailwind

colors: {
  custom: {
    50: '#fff9ae',
    500: '#fef78a',
    950: '#000000',
  },
}

SCSS

$custom: #fef78a;
$custom-light: #fff9ae;
$custom-dark: #000000;

JSON

{
  "hex": "#fef78a",
  "rgb": {
    "r": 254,
    "g": 247,
    "b": 138
  },
  "hsl": {
    "h": 56.379,
    "s": 98.305,
    "l": 76.863
  },
  "oklch": {
    "l": 0.95922,
    "c": 0.13133,
    "h": 105.4
  },
  "luminance": 0.89427
}

Semantic roles & 50–950 ramp

primary

#FEF78A

secondary

#4E57DE

accent

#0EE600

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#181710

muted

#868581

Preview Lab

Preview with #FEF78A

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

Preview Lab → · Contrast checker → · Palette generator →