#EFF655#EFF655

#EFF655 is a very light, vivid yellow. Relative luminance 0.849; OKLCH L 94.0% C 0.178 H 111.8°. Best body text is #000000 at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#EFF655
RGB	rgb(239, 246, 85)
HSL	hsl(63, 90%, 65%)
HSV	hsv(63, 65%, 96%)
CMYK	cmyk(2.8%, 0%, 65.4%, 3.5%)
CIE-LAB	lab(93.85, -21.53, 73.32)
CIE-LCH	lch(93.85, 76.42, 106.37°)
OKLab	oklab(93.96% -0.0659 0.1649)
OKLCH	oklch(93.96% 0.178 111.8)
XYZ	xyz(70.1942, 84.9198, 21.2861)
Luminance	0.8492 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF655 #5C55F6

analogous

#F6AD55 #EFF655 #9EF655

triadic

#EFF655 #55EFF6 #F655EF

tetradic

#EFF655 #55F6AD #5C55F6 #F6559E

square

#EFF655 #55F6AD #5C55F6 #F6559E

split-complementary

#EFF655 #559EF6 #AD55F6

monochromatic

#BEC60A #EAF31B #EFF655 #F4F98F #FAFCC9

Accessibility & contrast

On white

1.17

#EFF655 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.98

#EFF655 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF655

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF655	#FFFFFF	#000000	##000000
##EFF655	1.00	1.17	17.98	17.98
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.98	21.00	1.00	1.00
##000000	17.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB3E

Deuteranopia (green-blind)

#FFEF60

Tritanopia (blue-blind)

#FFE8D5

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff655;
/* rgb */ color: rgb(239, 246, 85);
/* oklch */ color: oklch(94.0% 0.178 111.8);

Tailwind

colors: {
  custom: {
    50: '#f8f98d',
    500: '#eff655',
    950: '#000000',
  },
}

SCSS

$custom: #eff655;
$custom-light: #f8f98d;
$custom-dark: #000000;

JSON

{
  "hex": "#eff655",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 85
  },
  "hsl": {
    "h": 62.609,
    "s": 89.944,
    "l": 64.902
  },
  "oklch": {
    "l": 0.93956,
    "c": 0.17754,
    "h": 111.8
  },
  "luminance": 0.84918
}

Semantic roles & 50–950 ramp

primary

#EFF655

secondary

#332CC3

accent

#00E60A

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFF655

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

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