#ECF897#ECF897

#ECF897 is a very light, vivid yellow. Relative luminance 0.872; OKLCH L 94.9% C 0.121 H 114.5°. Best body text is #000000 at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#ECF897
RGB	rgb(236, 248, 151)
HSL	hsl(67, 87%, 78%)
HSV	hsv(67, 39%, 97%)
CMYK	cmyk(4.8%, 0%, 39.1%, 2.7%)
CIE-LAB	lab(94.82, -18.24, 45.24)
CIE-LCH	lch(94.82, 48.78, 111.96°)
OKLab	oklab(94.9% -0.0503 0.1103)
OKLCH	oklch(94.9% 0.121 114.5)
XYZ	xyz(73.7459, 87.2029, 42.2191)
Luminance	0.8720 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF897 #A397F8

analogous

#F8D397 #ECF897 #BBF897

triadic

#ECF897 #97ECF8 #F897EC

tetradic

#ECF897 #97F8D3 #A397F8 #F897BB

square

#ECF897 #97F8D3 #A397F8 #F897BB

split-complementary

#ECF897 #97BBF8 #D397F8

monochromatic

#D7F024 #E2F45E #ECF897 #F6FCD0 #FAFDE2

Accessibility & contrast

On white

1.14

#ECF897 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.44

#ECF897 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF897

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF897	#FFFFFF	#000000	##000000
##ECF897	1.00	1.14	18.44	18.44
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.44	21.00	1.00	1.00
##000000	18.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF90

Deuteranopia (green-blind)

#FFF19C

Tritanopia (blue-blind)

#F6EEE0

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf897;
/* rgb */ color: rgb(236, 248, 151);
/* oklch */ color: oklch(94.9% 0.121 114.5);

Tailwind

colors: {
  custom: {
    50: '#f3fab7',
    500: '#ecf897',
    950: '#000000',
  },
}

SCSS

$custom: #ecf897;
$custom-light: #f3fab7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf897",
  "rgb": {
    "r": 236,
    "g": 248,
    "b": 151
  },
  "hsl": {
    "h": 67.423,
    "s": 87.387,
    "l": 78.235
  },
  "oklch": {
    "l": 0.94898,
    "c": 0.12122,
    "h": 114.5
  },
  "luminance": 0.87202
}

Semantic roles & 50–950 ramp

primary

#ECF897

secondary

#6B5CD8

accent

#02E41E

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF897

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

Preview Lab → · Contrast checker → · Palette generator →