#F3F045#F3F045

#F3F045 is a very light, vivid yellow. Relative luminance 0.818; OKLCH L 92.9% C 0.181 H 108.4°. Best body text is #000000 at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#F3F045
RGB	rgb(243, 240, 69)
HSL	hsl(59, 88%, 61%)
HSV	hsv(59, 72%, 95%)
CMYK	cmyk(0%, 1.2%, 71.6%, 4.7%)
CIE-LAB	lab(92.49, -17.82, 77.75)
CIE-LCH	lch(92.49, 79.76, 102.91°)
OKLab	oklab(92.91% -0.0572 0.1715)
OKLCH	oklch(92.91% 0.181 108.4)
XYZ	xyz(69.1990, 81.8068, 17.7742)
Luminance	0.8181 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F045 #4548F3

analogous

#F39945 #F3F045 #9FF345

triadic

#F3F045 #45F3F0 #F045F3

tetradic

#F3F045 #45F399 #4548F3 #F3459F

square

#F3F045 #45F399 #4548F3 #F3459F

split-complementary

#F3F045 #459FF3 #9945F3

monochromatic

#B2AF0B #ECE80F #F3F045 #F7F57E #FAF9B8

Accessibility & contrast

On white

1.21

#F3F045 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.36

#F3F045 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F045

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F045	#FFFFFF	#000000	##000000
##F3F045	1.00	1.21	17.36	17.36
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.36	21.00	1.00	1.00
##000000	17.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE623

Deuteranopia (green-blind)

#FFEC52

Tritanopia (blue-blind)

#FFE1CF

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #f3f045;
/* rgb */ color: rgb(243, 240, 69);
/* oklch */ color: oklch(92.9% 0.181 108.4);

Tailwind

colors: {
  custom: {
    50: '#fbf484',
    500: '#f3f045',
    950: '#000000',
  },
}

SCSS

$custom: #f3f045;
$custom-light: #fbf484;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f045",
  "rgb": {
    "r": 243,
    "g": 240,
    "b": 69
  },
  "hsl": {
    "h": 58.966,
    "s": 87.879,
    "l": 61.176
  },
  "oklch": {
    "l": 0.92914,
    "c": 0.18078,
    "h": 108.4
  },
  "luminance": 0.81805
}

Semantic roles & 50–950 ramp

primary

#F3F045

secondary

#2A2DB2

accent

#05E401

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #F3F045

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

Preview Lab → · Contrast checker → · Palette generator →