#EFF374#EFF374

#EFF374 is a very light, vivid yellow. Relative luminance 0.837; OKLCH L 93.6% C 0.150 H 110.6°. Best body text is #000000 at 17.74:1 contrast (WCAG AA passes).

Color values

HEX	#EFF374
RGB	rgb(239, 243, 116)
HSL	hsl(62, 84%, 70%)
HSV	hsv(62, 52%, 95%)
CMYK	cmyk(1.6%, 0%, 52.3%, 4.7%)
CIE-LAB	lab(93.33, -17.98, 59.89)
CIE-LCH	lch(93.33, 62.53, 106.71°)
OKLab	oklab(93.62% -0.0527 0.1402)
OKLCH	oklch(93.62% 0.15 110.6)
XYZ	xyz(70.8012, 83.7144, 28.9484)
Luminance	0.8371 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF374 #7874F3

analogous

#F3B874 #EFF374 #AFF374

triadic

#EFF374 #74EFF3 #F374EF

tetradic

#EFF374 #74F3B8 #7874F3 #F374AF

square

#EFF374 #74F3B8 #7874F3 #F374AF

split-complementary

#EFF374 #74AFF3 #B874F3

monochromatic

#D4DA13 #E9EE3C #EFF374 #F5F8AC #FCFDE3

Accessibility & contrast

On white

1.18

#EFF374 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.74

#EFF374 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF374

17.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF374	#FFFFFF	#000000	##000000
##EFF374	1.00	1.18	17.74	17.74
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.74	21.00	1.00	1.00
##000000	17.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA68

Deuteranopia (green-blind)

#FFEE7B

Tritanopia (blue-blind)

#FDE6D7

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #eff374;
/* rgb */ color: rgb(239, 243, 116);
/* oklch */ color: oklch(93.6% 0.150 110.6);

Tailwind

colors: {
  custom: {
    50: '#f7f69f',
    500: '#eff374',
    950: '#000000',
  },
}

SCSS

$custom: #eff374;
$custom-light: #f7f69f;
$custom-dark: #000000;

JSON

{
  "hex": "#eff374",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 116
  },
  "hsl": {
    "h": 61.89,
    "s": 84.106,
    "l": 70.392
  },
  "oklch": {
    "l": 0.93623,
    "c": 0.14979,
    "h": 110.6
  },
  "luminance": 0.83713
}

Semantic roles & 50–950 ramp

primary

#EFF374

secondary

#433ECD

accent

#05E10C

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170F

muted

#858580

Preview Lab

Preview with #EFF374

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

Preview Lab → · Contrast checker → · Palette generator →