#ECFA7B#ECFA7B

#ECFA7B is a very light, vivid yellow. Relative luminance 0.876; OKLCH L 94.9% C 0.152 H 114.5°. Best body text is #000000 at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA7B
RGB	rgb(236, 250, 123)
HSL	hsl(67, 93%, 73%)
HSV	hsv(67, 51%, 98%)
CMYK	cmyk(5.6%, 0%, 50.8%, 2%)
CIE-LAB	lab(95.01, -21.94, 58.64)
CIE-LCH	lch(95.01, 62.61, 110.51°)
OKLab	oklab(94.93% -0.0631 0.1382)
OKLCH	oklch(94.93% 0.152 114.5)
XYZ	xyz(72.3540, 87.6352, 31.8388)
Luminance	0.8763 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA7B #897BFA

analogous

#FAC87B #ECFA7B #ACFA7B

triadic

#ECFA7B #7BECFA #FA7BEC

tetradic

#ECFA7B #7BFAC8 #897BFA #FA7BAC

square

#ECFA7B #7BFAC8 #897BFA #FA7BAC

split-complementary

#ECFA7B #7BACFA #C87BFA

monochromatic

#D8F109 #E4F840 #ECFA7B #F4FCB6 #FBFEE2

Accessibility & contrast

On white

1.13

#ECFA7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.53

#ECFA7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA7B

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA7B	#FFFFFF	#000000	##000000
##ECFA7B	1.00	1.13	18.53	18.53
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.53	21.00	1.00	1.00
##000000	18.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF06F

Deuteranopia (green-blind)

#FFF282

Tritanopia (blue-blind)

#F9EEDD

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecfa7b;
/* rgb */ color: rgb(236, 250, 123);
/* oklch */ color: oklch(94.9% 0.152 114.5);

Tailwind

colors: {
  custom: {
    50: '#f4fba4',
    500: '#ecfa7b',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa7b;
$custom-light: #f4fba4;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa7b",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 123
  },
  "hsl": {
    "h": 66.614,
    "s": 92.701,
    "l": 73.137
  },
  "oklch": {
    "l": 0.94934,
    "c": 0.15193,
    "h": 114.5
  },
  "luminance": 0.87634
}

Semantic roles & 50–950 ramp

primary

#ECFA7B

secondary

#5342D7

accent

#00E619

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFA7B

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

Preview Lab → · Contrast checker → · Palette generator →