#ECFA91#ECFA91

#ECFA91 is a very light, vivid yellow. Relative luminance 0.882; OKLCH L 95.2% C 0.130 H 115.1°. Best body text is #000000 at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA91
RGB	rgb(236, 250, 145)
HSL	hsl(68, 91%, 77%)
HSV	hsv(68, 42%, 98%)
CMYK	cmyk(5.6%, 0%, 42%, 2%)
CIE-LAB	lab(95.27, -19.85, 48.69)
CIE-LCH	lch(95.27, 52.58, 112.18°)
OKLab	oklab(95.22% -0.0553 0.1178)
OKLCH	oklch(95.22% 0.13 115.1)
XYZ	xyz(73.8892, 88.2493, 39.9239)
Luminance	0.8825 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA91 #9F91FA

analogous

#FAD391 #ECFA91 #B8FA91

triadic

#ECFA91 #91ECFA #FA91EC

tetradic

#ECFA91 #91FAD3 #9F91FA #FA91B8

square

#ECFA91 #91FAD3 #9F91FA #FA91B8

split-complementary

#ECFA91 #91B8FA #D391FA

monochromatic

#D8F51C #E2F756 #ECFA91 #F6FDCC #FAFEE2

Accessibility & contrast

On white

1.13

#ECFA91 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.65

#ECFA91 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA91

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA91	#FFFFFF	#000000	##000000
##ECFA91	1.00	1.13	18.65	18.65
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.65	21.00	1.00	1.00
##000000	18.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF189

Deuteranopia (green-blind)

#FFF296

Tritanopia (blue-blind)

#F7EFE1

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecfa91;
/* rgb */ color: rgb(236, 250, 145);
/* oklch */ color: oklch(95.2% 0.130 115.1);

Tailwind

colors: {
  custom: {
    50: '#f3fbb3',
    500: '#ecfa91',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa91;
$custom-light: #f3fbb3;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa91",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 145
  },
  "hsl": {
    "h": 68,
    "s": 91.304,
    "l": 77.451
  },
  "oklch": {
    "l": 0.95224,
    "c": 0.13013,
    "h": 115.1
  },
  "luminance": 0.88248
}

Semantic roles & 50–950 ramp

primary

#ECFA91

secondary

#6756DA

accent

#00E61F

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECFA91

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

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