#ECF867#ECF867

#ECF867 is a very light, vivid yellow. Relative luminance 0.859; OKLCH L 94.3% C 0.167 H 113.6°. Best body text is #000000 at 18.19:1 contrast (WCAG AA passes).

Color values

HEX	#ECF867
RGB	rgb(236, 248, 103)
HSL	hsl(65, 91%, 69%)
HSV	hsv(65, 58%, 97%)
CMYK	cmyk(4.8%, 0%, 58.5%, 2.7%)
CIE-LAB	lab(94.29, -22.55, 66.56)
CIE-LCH	lch(94.29, 70.27, 108.72°)
OKLab	oklab(94.3% -0.0668 0.1531)
OKLCH	oklch(94.3% 0.167 113.6)
XYZ	xyz(70.6093, 85.9482, 25.6994)
Luminance	0.8595 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF867 #7367F8

analogous

#F8BC67 #ECF867 #A4F867

triadic

#ECF867 #67ECF8 #F867EC

tetradic

#ECF867 #67F8BC #7367F8 #F867A4

square

#ECF867 #67F8BC #7367F8 #F867A4

split-complementary

#ECF867 #67A4F8 #BC67F8

monochromatic

#C9DB0A #E5F52C #ECF867 #F3FBA2 #FBFDDC

Accessibility & contrast

On white

1.15

#ECF867 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.19

#ECF867 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF867

18.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF867	#FFFFFF	#000000	##000000
##ECF867	1.00	1.15	18.19	18.19
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.19	21.00	1.00	1.00
##000000	18.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED57

Deuteranopia (green-blind)

#FFF070

Tritanopia (blue-blind)

#FAEBD9

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf867;
/* rgb */ color: rgb(236, 248, 103);
/* oklch */ color: oklch(94.3% 0.167 113.6);

Tailwind

colors: {
  custom: {
    50: '#f5fa98',
    500: '#ecf867',
    950: '#000000',
  },
}

SCSS

$custom: #ecf867;
$custom-light: #f5fa98;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf867",
  "rgb": {
    "r": 236,
    "g": 248,
    "b": 103
  },
  "hsl": {
    "h": 64.966,
    "s": 91.195,
    "l": 68.824
  },
  "oklch": {
    "l": 0.94299,
    "c": 0.16703,
    "h": 113.6
  },
  "luminance": 0.85947
}

Semantic roles & 50–950 ramp

primary

#ECF867

secondary

#3F32D2

accent

#00E613

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF867

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

Preview Lab → · Contrast checker → · Palette generator →