#ECF25F#ECF25F

#ECF25F is a very light, vivid yellow. Relative luminance 0.822; OKLCH L 93.0% C 0.167 H 111.4°. Best body text is #000000 at 17.43:1 contrast (WCAG AA passes).

Color values

HEX	#ECF25F
RGB	rgb(236, 242, 95)
HSL	hsl(62, 85%, 66%)
HSV	hsv(62, 61%, 95%)
CMYK	cmyk(2.5%, 0%, 60.7%, 5.1%)
CIE-LAB	lab(92.65, -20.22, 68.07)
CIE-LCH	lch(92.65, 71.01, 106.54°)
OKLab	oklab(92.96% -0.061 0.1553)
OKLCH	oklch(92.96% 0.167 111.4)
XYZ	xyz(68.4117, 82.1649, 23.0799)
Luminance	0.8216 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF25F #655FF2

analogous

#F2AE5F #ECF25F #A2F25F

triadic

#ECF25F #5FECF2 #F25FEC

tetradic

#ECF25F #5FF2AE #655FF2 #F25FA2

square

#ECF25F #5FF2AE #655FF2 #F25FA2

split-complementary

#ECF25F #5FA2F2 #AE5FF2

monochromatic

#BFC610 #E5ED26 #ECF25F #F3F798 #F9FBD0

Accessibility & contrast

On white

1.20

#ECF25F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.43

#ECF25F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF25F

17.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF25F	#FFFFFF	#000000	##000000
##ECF25F	1.00	1.20	17.43	17.43
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.43	21.00	1.00	1.00
##000000	17.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE84D

Deuteranopia (green-blind)

#FFEC68

Tritanopia (blue-blind)

#FBE4D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ecf25f;
/* rgb */ color: rgb(236, 242, 95);
/* oklch */ color: oklch(93.0% 0.167 111.4);

Tailwind

colors: {
  custom: {
    50: '#f5f692',
    500: '#ecf25f',
    950: '#000000',
  },
}

SCSS

$custom: #ecf25f;
$custom-light: #f5f692;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf25f",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 95
  },
  "hsl": {
    "h": 62.449,
    "s": 84.971,
    "l": 66.078
  },
  "oklch": {
    "l": 0.92964,
    "c": 0.16685,
    "h": 111.4
  },
  "luminance": 0.82163
}

Semantic roles & 50–950 ramp

primary

#ECF25F

secondary

#3832C4

accent

#04E10D

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #ECF25F

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

Preview Lab → · Contrast checker → · Palette generator →