#FFE03F#FFE03F

#FFE03F is a very light, vivid yellow. Relative luminance 0.749; OKLCH L 90.7% C 0.170 H 97.7°. Best body text is #000000 at 15.99:1 contrast (WCAG AA passes).

Color values

HEX	#FFE03F
RGB	rgb(255, 224, 63)
HSL	hsl(50, 100%, 62%)
HSV	hsv(50, 75%, 100%)
CMYK	cmyk(0%, 12.2%, 75.3%, 0%)
CIE-LAB	lab(89.36, -5.22, 77.14)
CIE-LCH	lch(89.36, 77.31, 93.87°)
OKLab	oklab(90.66% -0.0228 0.1687)
OKLCH	oklch(90.66% 0.17 97.7)
XYZ	xyz(68.7964, 74.9338, 15.5416)
Luminance	0.7493 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFE03F #3F5EFF

analogous

#FF803F #FFE03F #BEFF3F

triadic

#FFE03F #3FFFE0 #E03FFF

tetradic

#FFE03F #3FFF80 #3F5EFF #FF3FBE

square

#FFE03F #3FFF80 #3F5EFF #FF3FBE

split-complementary

#FFE03F #3FBEFF #803FFF

monochromatic

#C4A400 #FFD602 #FFE03F #FFEA7C #FFF4B9

Accessibility & contrast

On white

1.31

#FFE03F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.99

#FFE03F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFE03F

15.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFE03F	#FFFFFF	#000000	##000000
##FFE03F	1.00	1.31	15.99	15.99
#FFFFFF	1.31	1.00	21.00	21.00
#000000	15.99	21.00	1.00	1.00
##000000	15.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DB1D

Deuteranopia (green-blind)

#FFE54A

Tritanopia (blue-blind)

#FFCFC1

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #ffe03f;
/* rgb */ color: rgb(255, 224, 63);
/* oklch */ color: oklch(90.7% 0.170 97.7);

Tailwind

colors: {
  custom: {
    50: '#ffe980',
    500: '#ffe03f',
    950: '#000000',
  },
}

SCSS

$custom: #ffe03f;
$custom-light: #ffe980;
$custom-dark: #000000;

JSON

{
  "hex": "#ffe03f",
  "rgb": {
    "r": 255,
    "g": 224,
    "b": 63
  },
  "hsl": {
    "h": 50.313,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.90656,
    "c": 0.17021,
    "h": 97.7
  },
  "luminance": 0.7493
}

Semantic roles & 50–950 ramp

primary

#FFE03F

secondary

#223BC0

accent

#25E600

background

#FFFEFB

surface

#FFFCF2

border

#D7D5CC

text

#19160B

muted

#87847E

Preview Lab

Preview with #FFE03F

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

Preview Lab → · Contrast checker → · Palette generator →