#EFF161#EFF161

#EFF161 is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 93.0% C 0.164 H 109.9°. Best body text is #000000 at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#EFF161
RGB	rgb(239, 241, 97)
HSL	hsl(61, 84%, 66%)
HSV	hsv(61, 60%, 95%)
CMYK	cmyk(0.8%, 0%, 59.8%, 5.5%)
CIE-LAB	lab(92.63, -18.40, 67.30)
CIE-LCH	lch(92.63, 69.77, 105.29°)
OKLab	oklab(93.01% -0.0558 0.1539)
OKLCH	oklch(93.01% 0.164 109.9)
XYZ	xyz(69.2116, 82.1262, 23.5130)
Luminance	0.8212 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF161 #6361F1

analogous

#F1AB61 #EFF161 #A7F161

triadic

#EFF161 #61EFF1 #F161EF

tetradic

#EFF161 #61F1AB #6361F1 #F161A7

square

#EFF161 #61F1AB #6361F1 #F161A7

split-complementary

#EFF161 #61A7F1 #AB61F1

monochromatic

#C4C612 #E9EC29 #EFF161 #F5F699 #FAFBD1

Accessibility & contrast

On white

1.21

#EFF161 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.42

#EFF161 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF161

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF161	#FFFFFF	#000000	##000000
##EFF161	1.00	1.21	17.42	17.42
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.42	21.00	1.00	1.00
##000000	17.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE750

Deuteranopia (green-blind)

#FFEC6A

Tritanopia (blue-blind)

#FEE3D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #eff161;
/* rgb */ color: rgb(239, 241, 97);
/* oklch */ color: oklch(93.0% 0.164 109.9);

Tailwind

colors: {
  custom: {
    50: '#f7f594',
    500: '#eff161',
    950: '#000000',
  },
}

SCSS

$custom: #eff161;
$custom-light: #f7f594;
$custom-dark: #000000;

JSON

{
  "hex": "#eff161",
  "rgb": {
    "r": 239,
    "g": 241,
    "b": 97
  },
  "hsl": {
    "h": 60.833,
    "s": 83.721,
    "l": 66.275
  },
  "oklch": {
    "l": 0.93012,
    "c": 0.16369,
    "h": 109.9
  },
  "luminance": 0.82124
}

Semantic roles & 50–950 ramp

primary

#EFF161

secondary

#3533C3

accent

#05E008

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFF161

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

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