#F3EF5E#F3EF5E

#F3EF5E is a very light, vivid yellow. Relative luminance 0.816; OKLCH L 92.9% C 0.163 H 107.7°. Best body text is #000000 at 17.32:1 contrast (WCAG AA passes).

Color values

HEX	#F3EF5E
RGB	rgb(243, 239, 94)
HSL	hsl(58, 86%, 66%)
HSV	hsv(58, 61%, 95%)
CMYK	cmyk(0%, 1.6%, 61.3%, 4.7%)
CIE-LAB	lab(92.40, -16.02, 68.37)
CIE-LCH	lch(92.40, 70.22, 103.18°)
OKLab	oklab(92.89% -0.0496 0.1556)
OKLCH	oklch(92.89% 0.163 107.7)
XYZ	xyz(69.8513, 81.5980, 22.6580)
Luminance	0.8160 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EF5E #5E62F3

analogous

#F3A45E #F3EF5E #ACF35E

triadic

#F3EF5E #5EF3EF #EF5EF3

tetradic

#F3EF5E #5EF3A4 #5E62F3 #F35EAC

square

#F3EF5E #5EF3A4 #5E62F3 #F35EAC

split-complementary

#F3EF5E #5EACF3 #A45EF3

monochromatic

#C8C30F #EFE925 #F3EF5E #F7F597 #FBFAD0

Accessibility & contrast

On white

1.21

#F3EF5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.32

#F3EF5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EF5E

17.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EF5E	#FFFFFF	#000000	##000000
##F3EF5E	1.00	1.21	17.32	17.32
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.32	21.00	1.00	1.00
##000000	17.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE64C

Deuteranopia (green-blind)

#FFEC67

Tritanopia (blue-blind)

#FFE1D1

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f3ef5e;
/* rgb */ color: rgb(243, 239, 94);
/* oklch */ color: oklch(92.9% 0.163 107.7);

Tailwind

colors: {
  custom: {
    50: '#faf492',
    500: '#f3ef5e',
    950: '#000000',
  },
}

SCSS

$custom: #f3ef5e;
$custom-light: #faf492;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ef5e",
  "rgb": {
    "r": 243,
    "g": 239,
    "b": 94
  },
  "hsl": {
    "h": 58.389,
    "s": 86.127,
    "l": 66.078
  },
  "oklch": {
    "l": 0.92893,
    "c": 0.16336,
    "h": 107.7
  },
  "luminance": 0.81596
}

Semantic roles & 50–950 ramp

primary

#F3EF5E

secondary

#3135C5

accent

#09E303

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #F3EF5E

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

Preview Lab → · Contrast checker → · Palette generator →