#F3DF64#F3DF64

#F3DF64 is a very light, vivid yellow. Relative luminance 0.728; OKLCH L 89.7% C 0.144 H 100.1°. Best body text is #000000 at 15.55:1 contrast (WCAG AA passes).

Color values

HEX	#F3DF64
RGB	rgb(243, 223, 100)
HSL	hsl(52, 86%, 67%)
HSV	hsv(52, 59%, 95%)
CMYK	cmyk(0%, 8.2%, 58.8%, 4.7%)
CIE-LAB	lab(88.33, -7.71, 61.39)
CIE-LCH	lch(88.33, 61.88, 97.16°)
OKLab	oklab(89.68% -0.0253 0.1416)
OKLCH	oklch(89.68% 0.144 100.1)
XYZ	xyz(65.6526, 72.7528, 22.6386)
Luminance	0.7275 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3DF64 #6478F3

analogous

#F39764 #F3DF64 #C0F364

triadic

#F3DF64 #64F3DF #DF64F3

tetradic

#F3DF64 #64F397 #6478F3 #F364C0

square

#F3DF64 #64F397 #6478F3 #F364C0

split-complementary

#F3DF64 #64C0F3 #9764F3

monochromatic

#CDB210 #EFD32B #F3DF64 #F7EB9D #FCF6D6

Accessibility & contrast

On white

1.35

#F3DF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.55

#F3DF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3DF64

15.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3DF64	#FFFFFF	#000000	##000000
##F3DF64	1.00	1.35	15.55	15.55
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.55	21.00	1.00	1.00
##000000	15.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2D957

Deuteranopia (green-blind)

#F8E16A

Tritanopia (blue-blind)

#FFD1C4

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #f3df64;
/* rgb */ color: rgb(243, 223, 100);
/* oklch */ color: oklch(89.7% 0.144 100.1);

Tailwind

colors: {
  custom: {
    50: '#fae894',
    500: '#f3df64',
    950: '#000000',
  },
}

SCSS

$custom: #f3df64;
$custom-light: #fae894;
$custom-dark: #000000;

JSON

{
  "hex": "#f3df64",
  "rgb": {
    "r": 243,
    "g": 223,
    "b": 100
  },
  "hsl": {
    "h": 51.608,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.89676,
    "c": 0.14384,
    "h": 100.1
  },
  "luminance": 0.7275
}

Semantic roles & 50–950 ramp

primary

#F3DF64

secondary

#3247C9

accent

#23E203

background

#FFFEFC

surface

#FFFCF5

border

#D7D5CF

text

#18160D

muted

#86847F

Preview Lab

Preview with #F3DF64

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

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