#FEFF6B#FEFF6B

#FEFF6B is a very light, vivid yellow. Relative luminance 0.937; OKLCH L 97.2% C 0.168 H 109.5°. Best body text is #000000 at 19.73:1 contrast (WCAG AA passes).

Color values

HEX	#FEFF6B
RGB	rgb(254, 255, 107)
HSL	hsl(60, 100%, 71%)
HSV	hsv(60, 58%, 100%)
CMYK	cmyk(0.4%, 0%, 58%, 0%)
CIE-LAB	lab(97.49, -18.51, 68.79)
CIE-LCH	lch(97.49, 71.23, 105.06°)
OKLab	oklab(97.2% -0.056 0.158)
OKLCH	oklch(97.2% 0.168 109.5)
XYZ	xyz(79.2892, 93.6544, 27.8074)
Luminance	0.9365 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FEFF6B #6C6BFF

analogous

#FFB66B #FEFF6B #B4FF6B

triadic

#FEFF6B #6BFEFF #FF6BFE

tetradic

#FEFF6B #6BFFB6 #6C6BFF #FF6BB4

square

#FEFF6B #6BFFB6 #6C6BFF #FF6BB4

split-complementary

#FEFF6B #6BB4FF #B66BFF

monochromatic

#EEF000 #FEFF2E #FEFF6B #FEFFA8 #FFFFE0

Accessibility & contrast

On white

1.06

#FEFF6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.73

#FEFF6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FEFF6B

19.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FEFF6B	#FFFFFF	#000000	##000000
##FEFF6B	1.00	1.06	19.73	19.73
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.73	21.00	1.00	1.00
##000000	19.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF55A

Deuteranopia (green-blind)

#FFFA74

Tritanopia (blue-blind)

#FFF0DF

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #feff6b;
/* rgb */ color: rgb(254, 255, 107);
/* oklch */ color: oklch(97.2% 0.168 109.5);

Tailwind

colors: {
  custom: {
    50: '#ffff9b',
    500: '#feff6b',
    950: '#000000',
  },
}

SCSS

$custom: #feff6b;
$custom-light: #ffff9b;
$custom-dark: #000000;

JSON

{
  "hex": "#feff6b",
  "rgb": {
    "r": 254,
    "g": 255,
    "b": 107
  },
  "hsl": {
    "h": 60.405,
    "s": 100,
    "l": 70.98
  },
  "oklch": {
    "l": 0.97199,
    "c": 0.1676,
    "h": 109.5
  },
  "luminance": 0.93652
}

Semantic roles & 50–950 ramp

primary

#FEFF6B

secondary

#3433DB

accent

#00E602

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FEFF6B

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

Preview Lab → · Contrast checker → · Palette generator →