#FFEC59#FFEC59

#FFEC59 is a very light, vivid yellow. Relative luminance 0.820; OKLCH L 93.2% C 0.163 H 101.9°. Best body text is #000000 at 17.39:1 contrast (WCAG AA passes).

Color values

HEX	#FFEC59
RGB	rgb(255, 236, 89)
HSL	hsl(53, 100%, 67%)
HSV	hsv(53, 65%, 100%)
CMYK	cmyk(0%, 7.5%, 65.1%, 0%)
CIE-LAB	lab(92.56, -9.97, 70.85)
CIE-LCH	lch(92.56, 71.55, 98.01°)
OKLab	oklab(93.25% -0.0337 0.1598)
OKLCH	oklch(93.25% 0.163 101.9)
XYZ	xyz(73.0416, 81.9752, 21.4246)
Luminance	0.8197 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#FFEC59 #596CFF

analogous

#FF9959 #FFEC59 #BFFF59

triadic

#FFEC59 #59FFEC #EC59FF

tetradic

#FFEC59 #59FF99 #596CFF #FF59BF

square

#FFEC59 #59FF99 #596CFF #FF59BF

split-complementary

#FFEC59 #59BFFF #9959FF

monochromatic

#DEC400 #FFE51C #FFEC59 #FFF396 #FFFAD3

Accessibility & contrast

On white

1.21

#FFEC59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.39

#FFEC59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #FFEC59

17.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##FFEC59	#FFFFFF	#000000	##000000
##FFEC59	1.00	1.21	17.39	17.39
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.39	21.00	1.00	1.00
##000000	17.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE546

Deuteranopia (green-blind)

#FFED62

Tritanopia (blue-blind)

#FFDCCE

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ffec59;
/* rgb */ color: rgb(255, 236, 89);
/* oklch */ color: oklch(93.2% 0.163 101.9);

Tailwind

colors: {
  custom: {
    50: '#fff18f',
    500: '#ffec59',
    950: '#000000',
  },
}

SCSS

$custom: #ffec59;
$custom-light: #fff18f;
$custom-dark: #000000;

JSON

{
  "hex": "#ffec59",
  "rgb": {
    "r": 255,
    "g": 236,
    "b": 89
  },
  "hsl": {
    "h": 53.133,
    "s": 100,
    "l": 67.451
  },
  "oklch": {
    "l": 0.93249,
    "c": 0.16335,
    "h": 101.9
  },
  "luminance": 0.81972
}

Semantic roles & 50–950 ramp

primary

#FFEC59

secondary

#263AD6

accent

#1AE600

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#19160D

muted

#87857F

Preview Lab

Preview with #FFEC59

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

Preview Lab → · Contrast checker → · Palette generator →