#EFF25E#EFF25E

#EFF25E is a very light, vivid yellow. Relative luminance 0.827; OKLCH L 93.2% C 0.167 H 110.3°. Best body text is #000000 at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#EFF25E
RGB	rgb(239, 242, 94)
HSL	hsl(61, 85%, 66%)
HSV	hsv(61, 61%, 95%)
CMYK	cmyk(1.2%, 0%, 61.2%, 5.1%)
CIE-LAB	lab(92.87, -19.08, 68.78)
CIE-LCH	lch(92.87, 71.38, 105.50°)
OKLab	oklab(93.19% -0.0581 0.1566)
OKLCH	oklch(93.19% 0.167 110.3)
XYZ	xyz(69.3712, 82.6649, 22.8891)
Luminance	0.8266 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF25E #615EF2

analogous

#F2AB5E #EFF25E #A5F25E

triadic

#EFF25E #5EEFF2 #F25EEF

tetradic

#EFF25E #5EF2AB #615EF2 #F25EA5

square

#EFF25E #5EF2AB #615EF2 #F25EA5

split-complementary

#EFF25E #5EA5F2 #AB5EF2

monochromatic

#C2C610 #E9ED25 #EFF25E #F5F797 #FAFBCF

Accessibility & contrast

On white

1.20

#EFF25E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.53

#EFF25E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF25E

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF25E	#FFFFFF	#000000	##000000
##EFF25E	1.00	1.20	17.53	17.53
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.53	21.00	1.00	1.00
##000000	17.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE84C

Deuteranopia (green-blind)

#FFED67

Tritanopia (blue-blind)

#FFE4D3

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #eff25e;
/* rgb */ color: rgb(239, 242, 94);
/* oklch */ color: oklch(93.2% 0.167 110.3);

Tailwind

colors: {
  custom: {
    50: '#f7f692',
    500: '#eff25e',
    950: '#000000',
  },
}

SCSS

$custom: #eff25e;
$custom-light: #f7f692;
$custom-dark: #000000;

JSON

{
  "hex": "#eff25e",
  "rgb": {
    "r": 239,
    "g": 242,
    "b": 94
  },
  "hsl": {
    "h": 61.216,
    "s": 85.057,
    "l": 65.882
  },
  "oklch": {
    "l": 0.93193,
    "c": 0.16702,
    "h": 110.3
  },
  "luminance": 0.82663
}

Semantic roles & 50–950 ramp

primary

#EFF25E

secondary

#3431C3

accent

#04E208

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFF25E

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

Preview Lab → · Contrast checker → · Palette generator →