#FDFF6B#FDFF6B

#FDFF6B is a very light, vivid yellow. Relative luminance 0.935; OKLCH L 97.1% C 0.168 H 109.9°. Best body text is #000000 at 19.69:1 contrast (WCAG AA passes).

Color values

HEX	#FDFF6B
RGB	rgb(253, 255, 107)
HSL	hsl(61, 100%, 71%)
HSV	hsv(61, 58%, 100%)
CMYK	cmyk(0.8%, 0%, 58%, 0%)
CIE-LAB	lab(97.42, -18.90, 68.68)
CIE-LCH	lch(97.42, 71.24, 105.39°)
OKLab	oklab(97.12% -0.057 0.1578)
OKLCH	oklch(97.12% 0.168 109.9)
XYZ	xyz(78.9241, 93.4662, 27.7903)
Luminance	0.9346 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FDFF6B #6D6BFF

analogous

#FFB76B #FDFF6B #B3FF6B

triadic

#FDFF6B #6BFDFF #FF6BFD

tetradic

#FDFF6B #6BFFB7 #6D6BFF #FF6BB3

square

#FDFF6B #6BFFB7 #6D6BFF #FF6BB3

split-complementary

#FDFF6B #6BB3FF #B76BFF

monochromatic

#ECF000 #FCFF2E #FDFF6B #FEFFA8 #FFFFE0

Accessibility & contrast

On white

1.07

#FDFF6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.69

#FDFF6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FDFF6B

19.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FDFF6B	#FFFFFF	#000000	##000000
##FDFF6B	1.00	1.07	19.69	19.69
#FFFFFF	1.07	1.00	21.00	21.00
#000000	19.69	21.00	1.00	1.00
##000000	19.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF55A

Deuteranopia (green-blind)

#FFFA74

Tritanopia (blue-blind)

#FFF1DF

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #fdff6b;
/* rgb */ color: rgb(253, 255, 107);
/* oklch */ color: oklch(97.1% 0.168 109.9);

Tailwind

colors: {
  custom: {
    50: '#ffff9b',
    500: '#fdff6b',
    950: '#000000',
  },
}

SCSS

$custom: #fdff6b;
$custom-light: #ffff9b;
$custom-dark: #000000;

JSON

{
  "hex": "#fdff6b",
  "rgb": {
    "r": 253,
    "g": 255,
    "b": 107
  },
  "hsl": {
    "h": 60.811,
    "s": 100,
    "l": 70.98
  },
  "oklch": {
    "l": 0.9712,
    "c": 0.16776,
    "h": 109.9
  },
  "luminance": 0.93464
}

Semantic roles & 50–950 ramp

primary

#FDFF6B

secondary

#3533DB

accent

#00E603

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #FDFF6B

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

Preview Lab → · Contrast checker → · Palette generator →