#FBFF4D#FBFF4D

#FBFF4D is a very light, vivid yellow. Relative luminance 0.926; OKLCH L 96.7% C 0.189 H 110.7°. Best body text is #000000 at 19.51:1 contrast (WCAG AA passes).

Color values

HEX	#FBFF4D
RGB	rgb(251, 255, 77)
HSL	hsl(61, 100%, 65%)
HSV	hsv(61, 70%, 100%)
CMYK	cmyk(1.6%, 0%, 69.8%, 0%)
CIE-LAB	lab(97.05, -21.41, 79.66)
CIE-LCH	lch(97.05, 82.49, 105.05°)
OKLab	oklab(96.72% -0.0669 0.1766)
OKLCH	oklch(96.72% 0.189 110.7)
XYZ	xyz(76.8858, 92.5671, 20.8369)
Luminance	0.9256 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FBFF4D #514DFF

analogous

#FFAA4D #FBFF4D #A2FF4D

triadic

#FBFF4D #4DFBFF #FF4DFB

tetradic

#FBFF4D #4DFFAA #514DFF #FF4DA2

square

#FBFF4D #4DFFAA #514DFF #FF4DA2

split-complementary

#FBFF4D #4DA2FF #AA4DFF

monochromatic

#CDD200 #FAFF10 #FBFF4D #FCFF8A #FEFFC7

Accessibility & contrast

On white

1.08

#FBFF4D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.51

#FBFF4D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FBFF4D

19.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FBFF4D	#FFFFFF	#000000	##000000
##FBFF4D	1.00	1.08	19.51	19.51
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.51	21.00	1.00	1.00
##000000	19.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF42D

Deuteranopia (green-blind)

#FFF95B

Tritanopia (blue-blind)

#FFEFDC

Achromatopsia (no color)

#F6F6F6

Design tokens & code

CSS

--color: #fbff4d;
/* rgb */ color: rgb(251, 255, 77);
/* oklch */ color: oklch(96.7% 0.189 110.7);

Tailwind

colors: {
  custom: {
    50: '#ffff8a',
    500: '#fbff4d',
    950: '#000000',
  },
}

SCSS

$custom: #fbff4d;
$custom-light: #ffff8a;
$custom-dark: #000000;

JSON

{
  "hex": "#fbff4d",
  "rgb": {
    "r": 251,
    "g": 255,
    "b": 77
  },
  "hsl": {
    "h": 61.348,
    "s": 100,
    "l": 65.098
  },
  "oklch": {
    "l": 0.96723,
    "c": 0.18888,
    "h": 110.7
  },
  "luminance": 0.92565
}

Semantic roles & 50–950 ramp

primary

#FBFF4D

secondary

#2824CC

accent

#00E605

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#19170D

muted

#87857F

Preview Lab

Preview with #FBFF4D

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

Preview Lab → · Contrast checker → · Palette generator →