#ECF198#ECF198

#ECF198 is a very light, moderate yellow. Relative luminance 0.830; OKLCH L 93.5% C 0.111 H 111.1°. Best body text is #000000 at 17.60:1 contrast (WCAG AA passes).

Color values

HEX	#ECF198
RGB	rgb(236, 241, 152)
HSL	hsl(63, 76%, 77%)
HSV	hsv(63, 37%, 95%)
CMYK	cmyk(2.1%, 0%, 36.9%, 5.5%)
CIE-LAB	lab(93.02, -14.72, 42.44)
CIE-LCH	lch(93.02, 44.92, 109.13°)
OKLab	oklab(93.47% -0.0402 0.104)
OKLCH	oklch(93.47% 0.111 111.1)
XYZ	xyz(71.7155, 83.0116, 41.9446)
Luminance	0.8301 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF198 #9D98F1

analogous

#F1CA98 #ECF198 #C0F198

triadic

#ECF198 #98ECF1 #F198EC

tetradic

#ECF198 #98F1CA #9D98F1 #F198C0

square

#ECF198 #98F1CA #9D98F1 #F198C0

split-complementary

#ECF198 #98C0F1 #CA98F1

monochromatic

#D8E22C #E2EA62 #ECF198 #F6F8CE #FAFBE4

Accessibility & contrast

On white

1.19

#ECF198 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.60

#ECF198 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF198

17.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF198	#FFFFFF	#000000	##000000
##ECF198	1.00	1.19	17.60	17.60
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.60	21.00	1.00	1.00
##000000	17.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEEA91

Deuteranopia (green-blind)

#FEEC9C

Tritanopia (blue-blind)

#F7E7DB

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #ecf198;
/* rgb */ color: rgb(236, 241, 152);
/* oklch */ color: oklch(93.5% 0.111 111.1);

Tailwind

colors: {
  custom: {
    50: '#f3f5b7',
    500: '#ecf198',
    950: '#000000',
  },
}

SCSS

$custom: #ecf198;
$custom-light: #f3f5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf198",
  "rgb": {
    "r": 236,
    "g": 241,
    "b": 152
  },
  "hsl": {
    "h": 63.371,
    "s": 76.068,
    "l": 77.059
  },
  "oklch": {
    "l": 0.93465,
    "c": 0.11145,
    "h": 111.1
  },
  "luminance": 0.8301
}

Semantic roles & 50–950 ramp

primary

#ECF198

secondary

#655FCE

accent

#0DD819

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF198

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

Preview Lab → · Contrast checker → · Palette generator →