#F3CB50#F3CB50

#F3CB50 is a very light, vivid yellow. Relative luminance 0.623; OKLCH L 85.5% C 0.145 H 90.8°. Best body text is #000000 at 13.47:1 contrast (WCAG AA passes).

Color values

HEX	#F3CB50
RGB	rgb(243, 203, 80)
HSL	hsl(45, 87%, 63%)
HSV	hsv(45, 67%, 95%)
CMYK	cmyk(0%, 16.5%, 67.1%, 4.7%)
CIE-LAB	lab(83.10, 1.22, 64.29)
CIE-LCH	lch(83.10, 64.30, 88.92°)
OKLab	oklab(85.48% -0.002 0.1449)
OKLCH	oklch(85.48% 0.145 90.8)
XYZ	xyz(59.7692, 62.3492, 16.4743)
Luminance	0.6235 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3CB50 #5078F3

analogous

#F37950 #F3CB50 #C9F350

triadic

#F3CB50 #50F3CB #CB50F3

tetradic

#F3CB50 #50F379 #5078F3 #F350C9

square

#F3CB50 #50F379 #5078F3 #F350C9

split-complementary

#F3CB50 #50C9F3 #7950F3

monochromatic

#BC910D #EFBA17 #F3CB50 #F7DC89 #FBEDC3

Accessibility & contrast

On white

1.56

#F3CB50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.47

#F3CB50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3CB50

13.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3CB50	#FFFFFF	#000000	##000000
##F3CB50	1.00	1.56	13.47	13.47
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.47	21.00	1.00	1.00
##000000	13.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C841

Deuteranopia (green-blind)

#EAD456

Tritanopia (blue-blind)

#FFBBB1

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #f3cb50;
/* rgb */ color: rgb(243, 203, 80);
/* oklch */ color: oklch(85.5% 0.145 90.8);

Tailwind

colors: {
  custom: {
    50: '#fbda87',
    500: '#f3cb50',
    950: '#000000',
  },
}

SCSS

$custom: #f3cb50;
$custom-light: #fbda87;
$custom-dark: #000000;

JSON

{
  "hex": "#f3cb50",
  "rgb": {
    "r": 243,
    "g": 203,
    "b": 80
  },
  "hsl": {
    "h": 45.276,
    "s": 87.166,
    "l": 63.333
  },
  "oklch": {
    "l": 0.85483,
    "c": 0.1449,
    "h": 90.8
  },
  "luminance": 0.62346
}

Semantic roles & 50–950 ramp

primary

#F3CB50

secondary

#2D50BA

accent

#39E402

background

#FFFEFC

surface

#FFFBF4

border

#D7D4CE

text

#18140C

muted

#86837F

Preview Lab

Preview with #F3CB50

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

Preview Lab → · Contrast checker → · Palette generator →