#ECF265#ECF265

#ECF265 is a very light, vivid yellow. Relative luminance 0.823; OKLCH L 93.0% C 0.162 H 111.4°. Best body text is #000000 at 17.46:1 contrast (WCAG AA passes).

Color values

HEX	#ECF265
RGB	rgb(236, 242, 101)
HSL	hsl(63, 84%, 67%)
HSV	hsv(63, 58%, 95%)
CMYK	cmyk(2.5%, 0%, 58.3%, 5.1%)
CIE-LAB	lab(92.70, -19.81, 65.64)
CIE-LCH	lch(92.70, 68.57, 106.80°)
OKLab	oklab(93.02% -0.0593 0.1509)
OKLCH	oklch(93.02% 0.162 111.4)
XYZ	xyz(68.6950, 82.2783, 24.5720)
Luminance	0.8228 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF265 #6B65F2

analogous

#F2B165 #ECF265 #A6F265

triadic

#ECF265 #65ECF2 #F265EC

tetradic

#ECF265 #65F2B1 #6B65F2 #F265A6

square

#ECF265 #65F2B1 #6B65F2 #F265A6

split-complementary

#ECF265 #65A6F2 #B165F2

monochromatic

#C4CB11 #E5ED2D #ECF265 #F3F79D #FAFCD6

Accessibility & contrast

On white

1.20

#ECF265 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.46

#ECF265 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF265

17.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF265	#FFFFFF	#000000	##000000
##ECF265	1.00	1.20	17.46	17.46
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.46	21.00	1.00	1.00
##000000	17.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE855

Deuteranopia (green-blind)

#FFEC6D

Tritanopia (blue-blind)

#FBE5D4

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #ecf265;
/* rgb */ color: rgb(236, 242, 101);
/* oklch */ color: oklch(93.0% 0.162 111.4);

Tailwind

colors: {
  custom: {
    50: '#f5f696',
    500: '#ecf265',
    950: '#000000',
  },
}

SCSS

$custom: #ecf265;
$custom-light: #f5f696;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf265",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 101
  },
  "hsl": {
    "h": 62.553,
    "s": 84.431,
    "l": 67.255
  },
  "oklch": {
    "l": 0.9302,
    "c": 0.16214,
    "h": 111.4
  },
  "luminance": 0.82277
}

Semantic roles & 50–950 ramp

primary

#ECF265

secondary

#3A33C8

accent

#05E10E

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF265

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

Preview Lab → · Contrast checker → · Palette generator →