#F3E77B#F3E77B

#F3E77B is a very light, vivid yellow. Relative luminance 0.776; OKLCH L 91.6% C 0.130 H 103.0°. Best body text is #000000 at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#F3E77B
RGB	rgb(243, 231, 123)
HSL	hsl(54, 83%, 72%)
HSV	hsv(54, 49%, 95%)
CMYK	cmyk(0%, 4.9%, 49.4%, 4.7%)
CIE-LAB	lab(90.61, -9.92, 53.56)
CIE-LCH	lch(90.61, 54.47, 100.50°)
OKLab	oklab(91.57% -0.0292 0.127)
OKLCH	oklch(91.57% 0.13 103)
XYZ	xyz(69.1151, 77.6388, 30.0801)
Luminance	0.7764 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E77B #7B87F3

analogous

#F3AB7B #F3E77B #C3F37B

triadic

#F3E77B #7BF3E7 #E77BF3

tetradic

#F3E77B #7BF3AB #7B87F3 #F37BC3

square

#F3E77B #7BF3AB #7B87F3 #F37BC3

split-complementary

#F3E77B #7BC3F3 #AB7BF3

monochromatic

#DFCB14 #EEDD43 #F3E77B #F8F1B3 #FCFAE3

Accessibility & contrast

On white

1.27

#F3E77B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.53

#F3E77B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E77B

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E77B	#FFFFFF	#000000	##000000
##F3E77B	1.00	1.27	16.53	16.53
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.53	21.00	1.00	1.00
##000000	16.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8E171

Deuteranopia (green-blind)

#FCE780

Tritanopia (blue-blind)

#FFDACE

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #f3e77b;
/* rgb */ color: rgb(243, 231, 123);
/* oklch */ color: oklch(91.6% 0.130 103.0);

Tailwind

colors: {
  custom: {
    50: '#f9eea3',
    500: '#f3e77b',
    950: '#000000',
  },
}

SCSS

$custom: #f3e77b;
$custom-light: #f9eea3;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e77b",
  "rgb": {
    "r": 243,
    "g": 231,
    "b": 123
  },
  "hsl": {
    "h": 54,
    "s": 83.333,
    "l": 71.765
  },
  "oklch": {
    "l": 0.91566,
    "c": 0.13034,
    "h": 103
  },
  "luminance": 0.77637
}

Semantic roles & 50–950 ramp

primary

#F3E77B

secondary

#4452CE

accent

#1CE006

background

#FFFEFC

surface

#FFFDF6

border

#D7D5D0

text

#18160F

muted

#868480

Preview Lab

Preview with #F3E77B

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

Preview Lab → · Contrast checker → · Palette generator →