#EFF14E#EFF14E

#EFF14E is a very light, vivid yellow. Relative luminance 0.818; OKLCH L 92.9% C 0.177 H 110.1°. Best body text is #000000 at 17.36:1 contrast (WCAG AA passes).

Color values

HEX	#EFF14E
RGB	rgb(239, 241, 78)
HSL	hsl(61, 85%, 63%)
HSV	hsv(61, 68%, 95%)
CMYK	cmyk(0.8%, 0%, 67.6%, 5.5%)
CIE-LAB	lab(92.49, -19.51, 74.53)
CIE-LCH	lch(92.49, 77.04, 104.67°)
OKLab	oklab(92.86% -0.0608 0.1663)
OKLCH	oklch(92.86% 0.177 110.1)
XYZ	xyz(68.4293, 81.8133, 19.3931)
Luminance	0.8181 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF14E #504EF1

analogous

#F1A14E #EFF14E #9EF14E

triadic

#EFF14E #4EEFF1 #F14EEF

tetradic

#EFF14E #4EF1A1 #504EF1 #F14E9E

square

#EFF14E #4EF1A1 #504EF1 #F14E9E

split-complementary

#EFF14E #4E9EF1 #A14EF1

monochromatic

#B4B60E #EAED15 #EFF14E #F4F587 #F9FABF

Accessibility & contrast

On white

1.21

#EFF14E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.36

#EFF14E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF14E

17.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF14E	#FFFFFF	#000000	##000000
##EFF14E	1.00	1.21	17.36	17.36
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.36	21.00	1.00	1.00
##000000	17.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE734

Deuteranopia (green-blind)

#FFEC5A

Tritanopia (blue-blind)

#FFE2D1

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #eff14e;
/* rgb */ color: rgb(239, 241, 78);
/* oklch */ color: oklch(92.9% 0.177 110.1);

Tailwind

colors: {
  custom: {
    50: '#f8f589',
    500: '#eff14e',
    950: '#000000',
  },
}

SCSS

$custom: #eff14e;
$custom-light: #f8f589;
$custom-dark: #000000;

JSON

{
  "hex": "#eff14e",
  "rgb": {
    "r": 239,
    "g": 241,
    "b": 78
  },
  "hsl": {
    "h": 60.736,
    "s": 85.34,
    "l": 62.549
  },
  "oklch": {
    "l": 0.92857,
    "c": 0.1771,
    "h": 110.1
  },
  "luminance": 0.81811
}

Semantic roles & 50–950 ramp

primary

#EFF14E

secondary

#2F2EB5

accent

#04E206

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170C

muted

#86857F

Preview Lab

Preview with #EFF14E

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

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