#F3E159#F3E159

#F3E159 is a very light, vivid yellow. Relative luminance 0.736; OKLCH L 90.0% C 0.154 H 101.8°. Best body text is #000000 at 15.73:1 contrast (WCAG AA passes).

Color values

HEX	#F3E159
RGB	rgb(243, 225, 89)
HSL	hsl(53, 87%, 65%)
HSV	hsv(53, 63%, 95%)
CMYK	cmyk(0%, 7.4%, 63.4%, 4.7%)
CIE-LAB	lab(88.75, -9.42, 66.53)
CIE-LCH	lch(88.75, 67.19, 98.06°)
OKLab	oklab(89.98% -0.0314 0.151)
OKLCH	oklch(89.98% 0.154 101.8)
XYZ	xyz(65.6932, 73.6291, 20.2007)
Luminance	0.7363 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3E159 #596BF3

analogous

#F39459 #F3E159 #B8F359

triadic

#F3E159 #59F3E1 #E159F3

tetradic

#F3E159 #59F394 #596BF3 #F359B8

square

#F3E159 #59F394 #596BF3 #F359B8

split-complementary

#F3E159 #59B8F3 #9459F3

monochromatic

#C3AE0E #EFD720 #F3E159 #F7EB92 #FBF6CB

Accessibility & contrast

On white

1.34

#F3E159 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.73

#F3E159 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3E159

15.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3E159	#FFFFFF	#000000	##000000
##F3E159	1.00	1.34	15.73	15.73
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.73	21.00	1.00	1.00
##000000	15.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4DA48

Deuteranopia (green-blind)

#FAE261

Tritanopia (blue-blind)

#FFD2C4

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #f3e159;
/* rgb */ color: rgb(243, 225, 89);
/* oklch */ color: oklch(90.0% 0.154 101.8);

Tailwind

colors: {
  custom: {
    50: '#faea8e',
    500: '#f3e159',
    950: '#000000',
  },
}

SCSS

$custom: #f3e159;
$custom-light: #faea8e;
$custom-dark: #000000;

JSON

{
  "hex": "#f3e159",
  "rgb": {
    "r": 243,
    "g": 225,
    "b": 89
  },
  "hsl": {
    "h": 52.987,
    "s": 86.517,
    "l": 65.098
  },
  "oklch": {
    "l": 0.89977,
    "c": 0.15426,
    "h": 101.8
  },
  "luminance": 0.73626
}

Semantic roles & 50–950 ramp

primary

#F3E159

secondary

#2F40C1

accent

#1DE302

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#18160D

muted

#86847F

Preview Lab

Preview with #F3E159

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

Preview Lab → · Contrast checker → · Palette generator →