#ECF48C#ECF48C

#ECF48C is a very light, vivid yellow. Relative luminance 0.844; OKLCH L 93.9% C 0.128 H 112.4°. Best body text is #000000 at 17.89:1 contrast (WCAG AA passes).

Color values

HEX	#ECF48C
RGB	rgb(236, 244, 140)
HSL	hsl(65, 83%, 75%)
HSV	hsv(65, 43%, 96%)
CMYK	cmyk(3.3%, 0%, 42.6%, 4.3%)
CIE-LAB	lab(93.64, -17.46, 49.05)
CIE-LCH	lch(93.64, 52.07, 109.59°)
OKLab	oklab(93.9% -0.0489 0.1183)
OKLCH	oklch(93.9% 0.128 112.4)
XYZ	xyz(71.6773, 84.4288, 37.3264)
Luminance	0.8443 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF48C #948CF4

analogous

#F4C88C #ECF48C #B8F48C

triadic

#ECF48C #8CECF4 #F48CEC

tetradic

#ECF48C #8CF4C8 #948CF4 #F48CB8

square

#ECF48C #8CF4C8 #948CF4 #F48CB8

split-complementary

#ECF48C #8CB8F4 #C88CF4

monochromatic

#DAE91C #E3EF54 #ECF48C #F5F9C4 #FAFCE3

Accessibility & contrast

On white

1.17

#ECF48C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.89

#ECF48C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF48C

17.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF48C	#FFFFFF	#000000	##000000
##ECF48C	1.00	1.17	17.89	17.89
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.89	21.00	1.00	1.00
##000000	17.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB84

Deuteranopia (green-blind)

#FFEE91

Tritanopia (blue-blind)

#F8E9DB

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #ecf48c;
/* rgb */ color: rgb(236, 244, 140);
/* oklch */ color: oklch(93.9% 0.128 112.4);

Tailwind

colors: {
  custom: {
    50: '#f4f7af',
    500: '#ecf48c',
    950: '#000000',
  },
}

SCSS

$custom: #ecf48c;
$custom-light: #f4f7af;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf48c",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 140
  },
  "hsl": {
    "h": 64.615,
    "s": 82.54,
    "l": 75.294
  },
  "oklch": {
    "l": 0.93904,
    "c": 0.12802,
    "h": 112.4
  },
  "luminance": 0.84428
}

Semantic roles & 50–950 ramp

primary

#ECF48C

secondary

#5D53D1

accent

#07DF17

background

#FFFFFD

surface

#FEFEF7

border

#D6D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECF48C

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

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