#ECF197#ECF197

#ECF197 is a very light, moderate yellow. Relative luminance 0.830; OKLCH L 93.4% C 0.113 H 111.1°. Best body text is #000000 at 17.60:1 contrast (WCAG AA passes).

Color values

HEX	#ECF197
RGB	rgb(236, 241, 151)
HSL	hsl(63, 76%, 77%)
HSV	hsv(63, 37%, 95%)
CMYK	cmyk(2.1%, 0%, 37.3%, 5.5%)
CIE-LAB	lab(93.01, -14.83, 42.91)
CIE-LCH	lch(93.01, 45.40, 109.06°)
OKLab	oklab(93.45% -0.0405 0.105)
OKLCH	oklch(93.45% 0.113 111.1)
XYZ	xyz(71.6340, 82.9790, 41.5151)
Luminance	0.8298 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF197 #9C97F1

analogous

#F1C997 #ECF197 #BFF197

triadic

#ECF197 #97ECF1 #F197EC

tetradic

#ECF197 #97F1C9 #9C97F1 #F197BF

square

#ECF197 #97F1C9 #9C97F1 #F197BF

split-complementary

#ECF197 #97BFF1 #C997F1

monochromatic

#D8E22B #E2EA61 #ECF197 #F6F8CD #FAFBE4

Accessibility & contrast

On white

1.19

#ECF197 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.60

#ECF197 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF197

17.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF197	#FFFFFF	#000000	##000000
##ECF197	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)

#FEE990

Deuteranopia (green-blind)

#FEEC9B

Tritanopia (blue-blind)

#F7E7DB

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #ecf197;
/* rgb */ color: rgb(236, 241, 151);
/* oklch */ color: oklch(93.4% 0.113 111.1);

Tailwind

colors: {
  custom: {
    50: '#f3f5b6',
    500: '#ecf197',
    950: '#000000',
  },
}

SCSS

$custom: #ecf197;
$custom-light: #f3f5b6;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf197",
  "rgb": {
    "r": 236,
    "g": 241,
    "b": 151
  },
  "hsl": {
    "h": 63.333,
    "s": 76.271,
    "l": 76.863
  },
  "oklch": {
    "l": 0.93449,
    "c": 0.11257,
    "h": 111.1
  },
  "luminance": 0.82978
}

Semantic roles & 50–950 ramp

primary

#ECF197

secondary

#645ECE

accent

#0DD818

background

#FFFFFD

surface

#FEFEF8

border

#D6D6D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF197

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

Preview Lab → · Contrast checker → · Palette generator →