#EEFF58#EEFF58

#EEFF58 is a very light, vivid yellow. Relative luminance 0.904; OKLCH L 95.8% C 0.185 H 114.9°. Best body text is #000000 at 19.08:1 contrast (WCAG AA passes).

Color values

HEX	#EEFF58
RGB	rgb(238, 255, 88)
HSL	hsl(66, 100%, 67%)
HSV	hsv(66, 65%, 100%)
CMYK	cmyk(6.7%, 0%, 65.5%, 0%)
CIE-LAB	lab(96.16, -26.02, 74.54)
CIE-LCH	lch(96.16, 78.95, 109.25°)
OKLab	oklab(95.8% -0.0781 0.1679)
OKLCH	oklch(95.8% 0.185 114.9)
XYZ	xyz(72.7832, 90.4029, 22.8460)
Luminance	0.9040 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEFF58 #6958FF

analogous

#FFBD58 #EEFF58 #9AFF58

triadic

#EEFF58 #58EEFF #FF58EE

tetradic

#EEFF58 #58FFBD #6958FF #FF589A

square

#EEFF58 #58FFBD #6958FF #FF589A

split-complementary

#EEFF58 #589AFF #BD58FF

monochromatic

#C6DD00 #E8FF1B #EEFF58 #F4FF95 #FAFFD2

Accessibility & contrast

On white

1.10

#EEFF58 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.08

#EEFF58 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEFF58

19.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEFF58	#FFFFFF	#000000	##000000
##EEFF58	1.00	1.10	19.08	19.08
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.08	21.00	1.00	1.00
##000000	19.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF340

Deuteranopia (green-blind)

#FFF564

Tritanopia (blue-blind)

#FDF1DD

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #eeff58;
/* rgb */ color: rgb(238, 255, 88);
/* oklch */ color: oklch(95.8% 0.185 114.9);

Tailwind

colors: {
  custom: {
    50: '#f7ff8f',
    500: '#eeff58',
    950: '#000000',
  },
}

SCSS

$custom: #eeff58;
$custom-light: #f7ff8f;
$custom-dark: #000000;

JSON

{
  "hex": "#eeff58",
  "rgb": {
    "r": 238,
    "g": 255,
    "b": 88
  },
  "hsl": {
    "h": 66.108,
    "s": 100,
    "l": 67.255
  },
  "oklch": {
    "l": 0.95798,
    "c": 0.18518,
    "h": 114.9
  },
  "luminance": 0.90402
}

Semantic roles & 50–950 ramp

primary

#EEFF58

secondary

#3826D6

accent

#00E617

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EEFF58

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

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