#F3D04F#F3D04F

#F3D04F is a very light, vivid yellow. Relative luminance 0.647; OKLCH L 86.5% C 0.149 H 93.7°. Best body text is #000000 at 13.95:1 contrast (WCAG AA passes).

Color values

HEX	#F3D04F
RGB	rgb(243, 208, 79)
HSL	hsl(47, 87%, 63%)
HSV	hsv(47, 67%, 95%)
CMYK	cmyk(0%, 14.4%, 67.5%, 4.7%)
CIE-LAB	lab(84.35, -1.40, 65.99)
CIE-LCH	lch(84.35, 66.01, 91.22°)
OKLab	oklab(86.47% -0.0096 0.1484)
OKLCH	oklch(86.47% 0.149 93.7)
XYZ	xyz(60.9324, 64.7343, 16.6811)
Luminance	0.6473 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3D04F #4F72F3

analogous

#F37E4F #F3D04F #C4F34F

triadic

#F3D04F #4FF3D0 #D04FF3

tetradic

#F3D04F #4FF37E #4F72F3 #F34FC4

square

#F3D04F #4FF37E #4F72F3 #F34FC4

split-complementary

#F3D04F #4FC4F3 #7E4FF3

monochromatic

#BB960D #EFC116 #F3D04F #F7DF88 #FBEFC2

Accessibility & contrast

On white

1.51

#F3D04F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.95

#F3D04F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3D04F

13.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3D04F	#FFFFFF	#000000	##000000
##F3D04F	1.00	1.51	13.95	13.95
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.95	21.00	1.00	1.00
##000000	13.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC3E

Deuteranopia (green-blind)

#EED756

Tritanopia (blue-blind)

#FFC0B5

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #f3d04f;
/* rgb */ color: rgb(243, 208, 79);
/* oklch */ color: oklch(86.5% 0.149 93.7);

Tailwind

colors: {
  custom: {
    50: '#fbde87',
    500: '#f3d04f',
    950: '#000000',
  },
}

SCSS

$custom: #f3d04f;
$custom-light: #fbde87;
$custom-dark: #000000;

JSON

{
  "hex": "#f3d04f",
  "rgb": {
    "r": 243,
    "g": 208,
    "b": 79
  },
  "hsl": {
    "h": 47.195,
    "s": 87.234,
    "l": 63.137
  },
  "oklch": {
    "l": 0.86466,
    "c": 0.14866,
    "h": 93.7
  },
  "luminance": 0.64731
}

Semantic roles & 50–950 ramp

primary

#F3D04F

secondary

#2D4BB9

accent

#32E402

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18150C

muted

#86847F

Preview Lab

Preview with #F3D04F

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

Preview Lab → · Contrast checker → · Palette generator →