#F5EC78#F5EC78

#F5EC78 is a very light, vivid yellow. Relative luminance 0.808; OKLCH L 92.7% C 0.138 H 104.8°. Best body text is #000000 at 17.15:1 contrast (WCAG AA passes).

Color values

HEX	#F5EC78
RGB	rgb(245, 236, 120)
HSL	hsl(56, 86%, 72%)
HSV	hsv(56, 51%, 96%)
CMYK	cmyk(0%, 3.7%, 51%, 3.9%)
CIE-LAB	lab(92.03, -11.86, 56.67)
CIE-LCH	lch(92.03, 57.90, 101.82°)
OKLab	oklab(92.72% -0.0352 0.1335)
OKLCH	oklch(92.72% 0.138 104.8)
XYZ	xyz(71.0438, 80.7616, 29.6119)
Luminance	0.8076 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F5EC78 #7881F5

analogous

#F5AE78 #F5EC78 #C0F578

triadic

#F5EC78 #78F5EC #EC78F5

tetradic

#F5EC78 #78F5AE #7881F5 #F578C0

square

#F5EC78 #78F5AE #7881F5 #F578C0

split-complementary

#F5EC78 #78C0F5 #AE78F5

monochromatic

#E2D311 #F1E43F #F5EC78 #F9F4B1 #FDFBE3

Accessibility & contrast

On white

1.22

#F5EC78 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.15

#F5EC78 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F5EC78

17.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F5EC78	#FFFFFF	#000000	##000000
##F5EC78	1.00	1.22	17.15	17.15
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.15	21.00	1.00	1.00
##000000	17.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE56D

Deuteranopia (green-blind)

#FFEB7E

Tritanopia (blue-blind)

#FFDFD2

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #f5ec78;
/* rgb */ color: rgb(245, 236, 120);
/* oklch */ color: oklch(92.7% 0.138 104.8);

Tailwind

colors: {
  custom: {
    50: '#fbf1a2',
    500: '#f5ec78',
    950: '#000000',
  },
}

SCSS

$custom: #f5ec78;
$custom-light: #fbf1a2;
$custom-dark: #000000;

JSON

{
  "hex": "#f5ec78",
  "rgb": {
    "r": 245,
    "g": 236,
    "b": 120
  },
  "hsl": {
    "h": 55.68,
    "s": 86.207,
    "l": 71.569
  },
  "oklch": {
    "l": 0.92715,
    "c": 0.13809,
    "h": 104.8
  },
  "luminance": 0.80759
}

Semantic roles & 50–950 ramp

primary

#F5EC78

secondary

#414BD0

accent

#13E303

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18160F

muted

#868580

Preview Lab

Preview with #F5EC78

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

Preview Lab → · Contrast checker → · Palette generator →