#ECF071#ECF071

#ECF071 is a very light, vivid yellow. Relative luminance 0.813; OKLCH L 92.7% C 0.150 H 110.6°. Best body text is #000000 at 17.27:1 contrast (WCAG AA passes).

Color values

HEX	#ECF071
RGB	rgb(236, 240, 113)
HSL	hsl(62, 81%, 69%)
HSV	hsv(62, 53%, 94%)
CMYK	cmyk(1.7%, 0%, 52.9%, 5.9%)
CIE-LAB	lab(92.29, -17.95, 59.97)
CIE-LCH	lch(92.29, 62.60, 106.67°)
OKLab	oklab(92.73% -0.0528 0.1401)
OKLCH	oklch(92.73% 0.15 110.6)
XYZ	xyz(68.7344, 81.3468, 27.7003)
Luminance	0.8135 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF071 #7571F0

analogous

#F0B571 #ECF071 #ADF071

triadic

#ECF071 #71ECF0 #F071EC

tetradic

#ECF071 #71F0B5 #7571F0 #F071AD

square

#ECF071 #71F0B5 #7571F0 #F071AD

split-complementary

#ECF071 #71ADF0 #B571F0

monochromatic

#CBD116 #E5EA3A #ECF071 #F3F6A8 #FBFCE0

Accessibility & contrast

On white

1.22

#ECF071 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.27

#ECF071 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF071

17.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF071	#FFFFFF	#000000	##000000
##ECF071	1.00	1.22	17.27	17.27
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.27	21.00	1.00	1.00
##000000	17.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE764

Deuteranopia (green-blind)

#FFEB78

Tritanopia (blue-blind)

#FAE3D4

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #ecf071;
/* rgb */ color: rgb(236, 240, 113);
/* oklch */ color: oklch(92.7% 0.150 110.6);

Tailwind

colors: {
  custom: {
    50: '#f4f49d',
    500: '#ecf071',
    950: '#000000',
  },
}

SCSS

$custom: #ecf071;
$custom-light: #f4f49d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf071",
  "rgb": {
    "r": 236,
    "g": 240,
    "b": 113
  },
  "hsl": {
    "h": 61.89,
    "s": 80.892,
    "l": 69.216
  },
  "oklch": {
    "l": 0.92727,
    "c": 0.14975,
    "h": 110.6
  },
  "luminance": 0.81345
}

Semantic roles & 50–950 ramp

primary

#ECF071

secondary

#413CC9

accent

#08DD0F

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF071

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

Preview Lab → · Contrast checker → · Palette generator →