#EFF185#EFF185

#EFF185 is a very light, vivid yellow. Relative luminance 0.830; OKLCH L 93.4% C 0.131 H 109.6°. Best body text is #000000 at 17.59:1 contrast (WCAG AA passes).

Color values

HEX	#EFF185
RGB	rgb(239, 241, 133)
HSL	hsl(61, 79%, 73%)
HSV	hsv(61, 45%, 95%)
CMYK	cmyk(0.8%, 0%, 44.8%, 5.5%)
CIE-LAB	lab(93.00, -15.52, 51.65)
CIE-LCH	lch(93.00, 53.93, 106.73°)
OKLab	oklab(93.42% -0.0441 0.1236)
OKLCH	oklch(93.42% 0.131 109.6)
XYZ	xyz(71.2868, 82.9563, 34.4427)
Luminance	0.8296 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF185 #8785F1

analogous

#F1BD85 #EFF185 #B9F185

triadic

#EFF185 #85EFF1 #F185EF

tetradic

#EFF185 #85F1BD #8785F1 #F185B9

square

#EFF185 #85F1BD #8785F1 #F185B9

split-complementary

#EFF185 #85B9F1 #BD85F1

monochromatic

#DEE21A #E8EB4E #EFF185 #F6F7BC #FBFCE4

Accessibility & contrast

On white

1.19

#EFF185 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.59

#EFF185 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF185

17.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF185	#FFFFFF	#000000	##000000
##EFF185	1.00	1.19	17.59	17.59
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.59	21.00	1.00	1.00
##000000	17.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE97C

Deuteranopia (green-blind)

#FFED8A

Tritanopia (blue-blind)

#FCE5D8

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #eff185;
/* rgb */ color: rgb(239, 241, 133);
/* oklch */ color: oklch(93.4% 0.131 109.6);

Tailwind

colors: {
  custom: {
    50: '#f6f5aa',
    500: '#eff185',
    950: '#000000',
  },
}

SCSS

$custom: #eff185;
$custom-light: #f6f5aa;
$custom-dark: #000000;

JSON

{
  "hex": "#eff185",
  "rgb": {
    "r": 239,
    "g": 241,
    "b": 133
  },
  "hsl": {
    "h": 61.111,
    "s": 79.412,
    "l": 73.333
  },
  "oklch": {
    "l": 0.9342,
    "c": 0.13126,
    "h": 109.6
  },
  "luminance": 0.82955
}

Semantic roles & 50–950 ramp

primary

#EFF185

secondary

#504ECC

accent

#0ADC0E

background

#FFFFFD

surface

#FFFEF7

border

#D7D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #EFF185

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

Preview Lab → · Contrast checker → · Palette generator →