#ECF470#ECF470

#ECF470 is a very light, vivid yellow. Relative luminance 0.837; OKLCH L 93.6% C 0.155 H 112.2°. Best body text is #000000 at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#ECF470
RGB	rgb(236, 244, 112)
HSL	hsl(64, 86%, 70%)
HSV	hsv(64, 54%, 96%)
CMYK	cmyk(3.3%, 0%, 54.1%, 4.3%)
CIE-LAB	lab(93.32, -19.97, 61.60)
CIE-LCH	lch(93.32, 64.76, 107.96°)
OKLab	oklab(93.55% -0.0586 0.1436)
OKLCH	oklch(93.55% 0.155 112.2)
XYZ	xyz(69.8689, 83.7055, 27.8023)
Luminance	0.8370 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF470 #7870F4

analogous

#F4BA70 #ECF470 #AAF470

triadic

#ECF470 #70ECF4 #F470EC

tetradic

#ECF470 #70F4BA #7870F4 #F470AA

square

#ECF470 #70F4BA #7870F4 #F470AA

split-complementary

#ECF470 #70AAF4 #BA70F4

monochromatic

#CDD911 #E4F037 #ECF470 #F4F8A9 #FBFDE2

Accessibility & contrast

On white

1.18

#ECF470 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.74

#ECF470 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF470

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF470	#FFFFFF	#000000	##000000
##ECF470	1.00	1.18	17.74	17.74
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.74	21.00	1.00	1.00
##000000	17.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA63

Deuteranopia (green-blind)

#FFEE77

Tritanopia (blue-blind)

#FAE7D7

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf470;
/* rgb */ color: rgb(236, 244, 112);
/* oklch */ color: oklch(93.6% 0.155 112.2);

Tailwind

colors: {
  custom: {
    50: '#f5f79d',
    500: '#ecf470',
    950: '#000000',
  },
}

SCSS

$custom: #ecf470;
$custom-light: #f5f79d;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf470",
  "rgb": {
    "r": 236,
    "g": 244,
    "b": 112
  },
  "hsl": {
    "h": 63.636,
    "s": 85.714,
    "l": 69.804
  },
  "oklch": {
    "l": 0.93552,
    "c": 0.15504,
    "h": 112.2
  },
  "luminance": 0.83704
}

Semantic roles & 50–950 ramp

primary

#ECF470

secondary

#433ACE

accent

#03E211

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF470

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

Preview Lab → · Contrast checker → · Palette generator →