#ECF15E#ECF15E

#ECF15E is a very light, vivid yellow. Relative luminance 0.816; OKLCH L 92.7% C 0.167 H 111.1°. Best body text is #000000 at 17.31:1 contrast (WCAG AA passes).

Color values

HEX	#ECF15E
RGB	rgb(236, 241, 94)
HSL	hsl(62, 84%, 66%)
HSV	hsv(62, 61%, 95%)
CMYK	cmyk(2.1%, 0%, 61%, 5.5%)
CIE-LAB	lab(92.38, -19.80, 68.19)
CIE-LCH	lch(92.38, 71.01, 106.19°)
OKLab	oklab(92.75% -0.0599 0.1554)
OKLCH	oklch(92.75% 0.167 111.1)
XYZ	xyz(68.0697, 81.5532, 22.7431)
Luminance	0.8155 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF15E #635EF1

analogous

#F1AC5E #ECF15E #A2F15E

triadic

#ECF15E #5EECF1 #F15EEC

tetradic

#ECF15E #5EF1AC #635EF1 #F15EA2

square

#ECF15E #5EF1AC #635EF1 #F15EA2

split-complementary

#ECF15E #5EA2F1 #AC5EF1

monochromatic

#BEC411 #E5EC26 #ECF15E #F3F696 #F9FBCF

Accessibility & contrast

On white

1.21

#ECF15E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.31

#ECF15E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF15E

17.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF15E	#FFFFFF	#000000	##000000
##ECF15E	1.00	1.21	17.31	17.31
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.31	21.00	1.00	1.00
##000000	17.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE74C

Deuteranopia (green-blind)

#FFEB67

Tritanopia (blue-blind)

#FBE3D2

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #ecf15e;
/* rgb */ color: rgb(236, 241, 94);
/* oklch */ color: oklch(92.7% 0.167 111.1);

Tailwind

colors: {
  custom: {
    50: '#f5f592',
    500: '#ecf15e',
    950: '#000000',
  },
}

SCSS

$custom: #ecf15e;
$custom-light: #f5f592;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf15e",
  "rgb": {
    "r": 236,
    "g": 241,
    "b": 94
  },
  "hsl": {
    "h": 62.041,
    "s": 84,
    "l": 65.686
  },
  "oklch": {
    "l": 0.92746,
    "c": 0.16656,
    "h": 111.1
  },
  "luminance": 0.81552
}

Semantic roles & 50–950 ramp

primary

#ECF15E

secondary

#3732C1

accent

#05E00D

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #ECF15E

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

Preview Lab → · Contrast checker → · Palette generator →