#ECFA8B#ECFA8B

#ECFA8B is a very light, vivid yellow. Relative luminance 0.881; OKLCH L 95.1% C 0.136 H 114.9°. Best body text is #000000 at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA8B
RGB	rgb(236, 250, 139)
HSL	hsl(68, 92%, 76%)
HSV	hsv(68, 44%, 98%)
CMYK	cmyk(5.6%, 0%, 44.4%, 2%)
CIE-LAB	lab(95.19, -20.46, 51.45)
CIE-LCH	lch(95.19, 55.37, 111.68°)
OKLab	oklab(95.14% -0.0575 0.1236)
OKLCH	oklch(95.14% 0.136 114.9)
XYZ	xyz(73.4387, 88.0691, 37.5514)
Luminance	0.8807 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA8B #998BFA

analogous

#FAD18B #ECFA8B #B5FA8B

triadic

#ECFA8B #8BECFA #FA8BEC

tetradic

#ECFA8B #8BFAD1 #998BFA #FA8BB5

square

#ECFA8B #8BFAD1 #998BFA #FA8BB5

split-complementary

#ECFA8B #8BB5FA #D18BFA

monochromatic

#D9F516 #E2F750 #ECFA8B #F6FDC6 #FAFEE2

Accessibility & contrast

On white

1.13

#ECFA8B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.61

#ECFA8B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA8B

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA8B	#FFFFFF	#000000	##000000
##ECFA8B	1.00	1.13	18.61	18.61
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.61	21.00	1.00	1.00
##000000	18.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF082

Deuteranopia (green-blind)

#FFF291

Tritanopia (blue-blind)

#F7EFE0

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecfa8b;
/* rgb */ color: rgb(236, 250, 139);
/* oklch */ color: oklch(95.1% 0.136 114.9);

Tailwind

colors: {
  custom: {
    50: '#f4fbaf',
    500: '#ecfa8b',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa8b;
$custom-light: #f4fbaf;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa8b",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 139
  },
  "hsl": {
    "h": 67.568,
    "s": 91.736,
    "l": 76.275
  },
  "oklch": {
    "l": 0.95139,
    "c": 0.13633,
    "h": 114.9
  },
  "luminance": 0.88068
}

Semantic roles & 50–950 ramp

primary

#ECFA8B

secondary

#6250D9

accent

#00E61D

background

#FFFFFD

surface

#FEFFF7

border

#D6D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECFA8B

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

Preview Lab → · Contrast checker → · Palette generator →