#EFF17C#EFF17C

#EFF17C is a very light, vivid yellow. Relative luminance 0.827; OKLCH L 93.3% C 0.140 H 109.7°. Best body text is #000000 at 17.54:1 contrast (WCAG AA passes).

Color values

HEX	#EFF17C
RGB	rgb(239, 241, 124)
HSL	hsl(61, 81%, 72%)
HSV	hsv(61, 49%, 95%)
CMYK	cmyk(0.8%, 0%, 48.5%, 5.5%)
CIE-LAB	lab(92.89, -16.34, 55.74)
CIE-LCH	lch(92.89, 58.08, 106.34°)
OKLab	oklab(93.3% -0.0473 0.1319)
OKLCH	oklch(93.3% 0.14 109.7)
XYZ	xyz(70.6915, 82.7181, 31.3072)
Luminance	0.8272 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF17C #7E7CF1

analogous

#F1B97C #EFF17C #B5F17C

triadic

#EFF17C #7CEFF1 #F17CEF

tetradic

#EFF17C #7CF1B9 #7E7CF1 #F17CB5

square

#EFF17C #7CF1B9 #7E7CF1 #F17CB5

split-complementary

#EFF17C #7CB5F1 #B97CF1

monochromatic

#D8DB17 #E8EB45 #EFF17C #F6F7B3 #FCFCE3

Accessibility & contrast

On white

1.20

#EFF17C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.54

#EFF17C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF17C

17.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF17C	#FFFFFF	#000000	##000000
##EFF17C	1.00	1.20	17.54	17.54
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.54	21.00	1.00	1.00
##000000	17.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE871

Deuteranopia (green-blind)

#FFED82

Tritanopia (blue-blind)

#FDE5D6

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #eff17c;
/* rgb */ color: rgb(239, 241, 124);
/* oklch */ color: oklch(93.3% 0.140 109.7);

Tailwind

colors: {
  custom: {
    50: '#f6f5a4',
    500: '#eff17c',
    950: '#000000',
  },
}

SCSS

$custom: #eff17c;
$custom-light: #f6f5a4;
$custom-dark: #000000;

JSON

{
  "hex": "#eff17c",
  "rgb": {
    "r": 239,
    "g": 241,
    "b": 124
  },
  "hsl": {
    "h": 61.026,
    "s": 80.69,
    "l": 71.569
  },
  "oklch": {
    "l": 0.93303,
    "c": 0.14014,
    "h": 109.7
  },
  "luminance": 0.82717
}

Semantic roles & 50–950 ramp

primary

#EFF17C

secondary

#4846CB

accent

#08DD0C

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF17C

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

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