#EFF974#EFF974

#EFF974 is a very light, vivid yellow. Relative luminance 0.874; OKLCH L 94.9% C 0.156 H 112.9°. Best body text is #000000 at 18.47:1 contrast (WCAG AA passes).

Color values

HEX	#EFF974
RGB	rgb(239, 249, 116)
HSL	hsl(65, 92%, 72%)
HSV	hsv(65, 53%, 98%)
CMYK	cmyk(4%, 0%, 53.4%, 2.4%)
CIE-LAB	lab(94.89, -20.87, 61.70)
CIE-LCH	lch(94.89, 65.13, 108.69°)
OKLab	oklab(94.87% -0.0609 0.1441)
OKLCH	oklch(94.87% 0.156 112.9)
XYZ	xyz(72.6262, 87.3644, 29.5568)
Luminance	0.8736 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF974 #7E74F9

analogous

#F9C174 #EFF974 #ADF974

triadic

#EFF974 #74EFF9 #F974EF

tetradic

#EFF974 #74F9C1 #7E74F9 #F974AD

square

#EFF974 #74F9C1 #7E74F9 #F974AD

split-complementary

#EFF974 #74ADF9 #C174F9

monochromatic

#D8E90A #E8F639 #EFF974 #F6FCAF #FCFEE2

Accessibility & contrast

On white

1.14

#EFF974 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.47

#EFF974 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF974

18.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF974	#FFFFFF	#000000	##000000
##EFF974	1.00	1.14	18.47	18.47
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.47	21.00	1.00	1.00
##000000	18.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF67

Deuteranopia (green-blind)

#FFF27B

Tritanopia (blue-blind)

#FDECDC

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #eff974;
/* rgb */ color: rgb(239, 249, 116);
/* oklch */ color: oklch(94.9% 0.156 112.9);

Tailwind

colors: {
  custom: {
    50: '#f7fba0',
    500: '#eff974',
    950: '#000000',
  },
}

SCSS

$custom: #eff974;
$custom-light: #f7fba0;
$custom-dark: #000000;

JSON

{
  "hex": "#eff974",
  "rgb": {
    "r": 239,
    "g": 249,
    "b": 116
  },
  "hsl": {
    "h": 64.511,
    "s": 91.724,
    "l": 71.569
  },
  "oklch": {
    "l": 0.94873,
    "c": 0.15646,
    "h": 112.9
  },
  "luminance": 0.87363
}

Semantic roles & 50–950 ramp

primary

#EFF974

secondary

#483DD5

accent

#00E611

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF974

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

Preview Lab → · Contrast checker → · Palette generator →