#EFFB62#EFFB62

#EFFB62 is a very light, vivid yellow. Relative luminance 0.882; OKLCH L 95.1% C 0.173 H 113.5°. Best body text is #000000 at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#EFFB62
RGB	rgb(239, 251, 98)
HSL	hsl(65, 95%, 68%)
HSV	hsv(65, 61%, 98%)
CMYK	cmyk(4.8%, 0%, 61%, 1.6%)
CIE-LAB	lab(95.26, -23.13, 69.72)
CIE-LCH	lch(95.26, 73.46, 108.35°)
OKLab	oklab(95.11% -0.0691 0.1591)
OKLCH	oklch(95.11% 0.173 113.5)
XYZ	xyz(72.3002, 88.2283, 24.7740)
Luminance	0.8823 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFFB62 #6E62FB

analogous

#FBBA62 #EFFB62 #A2FB62

triadic

#EFFB62 #62EFFB #FB62EF

tetradic

#EFFB62 #62FBBA #6E62FB #FB62A2

square

#EFFB62 #62FBBA #6E62FB #FB62A2

split-complementary

#EFFB62 #62A2FB #BA62FB

monochromatic

#CCDD06 #E9F926 #EFFB62 #F5FD9E #FBFED9

Accessibility & contrast

On white

1.13

#EFFB62 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.65

#EFFB62 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFFB62

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFFB62	#FFFFFF	#000000	##000000
##EFFB62	1.00	1.13	18.65	18.65
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.65	21.00	1.00	1.00
##000000	18.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF04F

Deuteranopia (green-blind)

#FFF36C

Tritanopia (blue-blind)

#FEEDDB

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #effb62;
/* rgb */ color: rgb(239, 251, 98);
/* oklch */ color: oklch(95.1% 0.173 113.5);

Tailwind

colors: {
  custom: {
    50: '#f7fc95',
    500: '#effb62',
    950: '#000000',
  },
}

SCSS

$custom: #effb62;
$custom-light: #f7fc95;
$custom-dark: #000000;

JSON

{
  "hex": "#effb62",
  "rgb": {
    "r": 239,
    "g": 251,
    "b": 98
  },
  "hsl": {
    "h": 64.706,
    "s": 95.031,
    "l": 68.431
  },
  "oklch": {
    "l": 0.95113,
    "c": 0.17346,
    "h": 113.5
  },
  "luminance": 0.88227
}

Semantic roles & 50–950 ramp

primary

#EFFB62

secondary

#3A2DD5

accent

#00E612

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFFB62

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

Preview Lab → · Contrast checker → · Palette generator →