#ECF268#ECF268

#ECF268 is a very light, vivid yellow. Relative luminance 0.823; OKLCH L 93.0% C 0.160 H 111.4°. Best body text is #000000 at 17.47:1 contrast (WCAG AA passes).

Color values

HEX	#ECF268
RGB	rgb(236, 242, 104)
HSL	hsl(63, 84%, 68%)
HSV	hsv(63, 57%, 95%)
CMYK	cmyk(2.5%, 0%, 57%, 5.1%)
CIE-LAB	lab(92.72, -19.60, 64.40)
CIE-LCH	lch(92.72, 67.32, 106.93°)
OKLab	oklab(93.05% -0.0583 0.1486)
OKLCH	oklch(93.05% 0.16 111.4)
XYZ	xyz(68.8446, 82.3381, 25.3603)
Luminance	0.8234 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF268 #6E68F2

analogous

#F2B368 #ECF268 #A7F268

triadic

#ECF268 #68ECF2 #F268EC

tetradic

#ECF268 #68F2B3 #6E68F2 #F268A7

square

#ECF268 #68F2B3 #6E68F2 #F268A7

split-complementary

#ECF268 #68A7F2 #B368F2

monochromatic

#C6CE12 #E5ED30 #ECF268 #F3F7A0 #FAFCD9

Accessibility & contrast

On white

1.20

#ECF268 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.47

#ECF268 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF268

17.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF268	#FFFFFF	#000000	##000000
##ECF268	1.00	1.20	17.47	17.47
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.47	21.00	1.00	1.00
##000000	17.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE859

Deuteranopia (green-blind)

#FFEC70

Tritanopia (blue-blind)

#FAE5D4

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ecf268;
/* rgb */ color: rgb(236, 242, 104);
/* oklch */ color: oklch(93.0% 0.160 111.4);

Tailwind

colors: {
  custom: {
    50: '#f5f698',
    500: '#ecf268',
    950: '#000000',
  },
}

SCSS

$custom: #ecf268;
$custom-light: #f5f698;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf268",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 104
  },
  "hsl": {
    "h": 62.609,
    "s": 84.146,
    "l": 67.843
  },
  "oklch": {
    "l": 0.9305,
    "c": 0.15968,
    "h": 111.4
  },
  "luminance": 0.82337
}

Semantic roles & 50–950 ramp

primary

#ECF268

secondary

#3B34CA

accent

#05E10E

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF268

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

Preview Lab → · Contrast checker → · Palette generator →