#ECFE91#ECFE91

#ECFE91 is a very light, vivid yellow. Relative luminance 0.908; OKLCH L 96.1% C 0.135 H 116.7°. Best body text is #000000 at 19.15:1 contrast (WCAG AA passes).

Color values

HEX	#ECFE91
RGB	rgb(236, 254, 145)
HSL	hsl(70, 98%, 78%)
HSV	hsv(70, 43%, 100%)
CMYK	cmyk(7.1%, 0%, 42.9%, 0.4%)
CIE-LAB	lab(96.31, -21.77, 49.99)
CIE-LCH	lch(96.31, 54.53, 113.53°)
OKLab	oklab(96.06% -0.0607 0.1207)
OKLCH	oklch(96.06% 0.135 116.7)
XYZ	xyz(75.1453, 90.7615, 40.3426)
Luminance	0.9076 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFE91 #A391FE

analogous

#FED991 #ECFE91 #B5FE91

triadic

#ECFE91 #91ECFE #FE91EC

tetradic

#ECFE91 #91FED9 #A391FE #FE91B5

square

#ECFE91 #91FED9 #A391FE #FE91B5

split-complementary

#ECFE91 #91B5FE #D991FE

monochromatic

#D7FD18 #E2FD54 #ECFE91 #F6FFCE #FAFFE1

Accessibility & contrast

On white

1.10

#ECFE91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.15

#ECFE91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFE91

19.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFE91	#FFFFFF	#000000	##000000
##ECFE91	1.00	1.10	19.15	19.15
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.15	21.00	1.00	1.00
##000000	19.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF488

Deuteranopia (green-blind)

#FFF596

Tritanopia (blue-blind)

#F7F3E4

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecfe91;
/* rgb */ color: rgb(236, 254, 145);
/* oklch */ color: oklch(96.1% 0.135 116.7);

Tailwind

colors: {
  custom: {
    50: '#f3feb3',
    500: '#ecfe91',
    950: '#000000',
  },
}

SCSS

$custom: #ecfe91;
$custom-light: #f3feb3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfe91",
  "rgb": {
    "r": 236,
    "g": 254,
    "b": 145
  },
  "hsl": {
    "h": 69.908,
    "s": 98.198,
    "l": 78.235
  },
  "oklch": {
    "l": 0.9606,
    "c": 0.13514,
    "h": 116.7
  },
  "luminance": 0.90761
}

Semantic roles & 50–950 ramp

primary

#ECFE91

secondary

#6B54DF

accent

#00E626

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECFE91

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

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