#F3EC7B#F3EC7B

#F3EC7B is a very light, vivid yellow. Relative luminance 0.805; OKLCH L 92.6% C 0.135 H 105.6°. Best body text is #000000 at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#F3EC7B
RGB	rgb(243, 236, 123)
HSL	hsl(57, 83%, 72%)
HSV	hsv(57, 49%, 95%)
CMYK	cmyk(0%, 2.9%, 49.4%, 4.7%)
CIE-LAB	lab(91.90, -12.40, 55.10)
CIE-LCH	lch(91.90, 56.47, 102.68°)
OKLab	oklab(92.59% -0.0363 0.1304)
OKLCH	oklch(92.59% 0.135 105.6)
XYZ	xyz(70.5346, 80.4777, 30.5533)
Luminance	0.8048 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3EC7B #7B82F3

analogous

#F3B07B #F3EC7B #BEF37B

triadic

#F3EC7B #7BF3EC #EC7BF3

tetradic

#F3EC7B #7BF3B0 #7B82F3 #F37BBE

square

#F3EC7B #7BF3B0 #7B82F3 #F37BBE

split-complementary

#F3EC7B #7BBEF3 #B07BF3

monochromatic

#DFD314 #EEE443 #F3EC7B #F8F4B3 #FCFBE3

Accessibility & contrast

On white

1.23

#F3EC7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.10

#F3EC7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3EC7B

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3EC7B	#FFFFFF	#000000	##000000
##F3EC7B	1.00	1.23	17.10	17.10
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.10	21.00	1.00	1.00
##000000	17.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE571

Deuteranopia (green-blind)

#FFEA80

Tritanopia (blue-blind)

#FFDFD2

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #f3ec7b;
/* rgb */ color: rgb(243, 236, 123);
/* oklch */ color: oklch(92.6% 0.135 105.6);

Tailwind

colors: {
  custom: {
    50: '#f9f2a4',
    500: '#f3ec7b',
    950: '#000000',
  },
}

SCSS

$custom: #f3ec7b;
$custom-light: #f9f2a4;
$custom-dark: #000000;

JSON

{
  "hex": "#f3ec7b",
  "rgb": {
    "r": 243,
    "g": 236,
    "b": 123
  },
  "hsl": {
    "h": 56.5,
    "s": 83.333,
    "l": 71.765
  },
  "oklch": {
    "l": 0.92586,
    "c": 0.13534,
    "h": 105.6
  },
  "luminance": 0.80476
}

Semantic roles & 50–950 ramp

primary

#F3EC7B

secondary

#444CCE

accent

#12E006

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#18160F

muted

#868580

Preview Lab

Preview with #F3EC7B

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

Preview Lab → · Contrast checker → · Palette generator →