#DEF378#DEF378

#DEF378 is a very light, vivid yellow-green. Relative luminance 0.810; OKLCH L 92.4% C 0.150 H 117.5°. Best body text is #000000 at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#DEF378
RGB	rgb(222, 243, 120)
HSL	hsl(70, 84%, 71%)
HSV	hsv(70, 51%, 95%)
CMYK	cmyk(8.6%, 0%, 50.6%, 4.7%)
CIE-LAB	lab(92.13, -24.27, 56.36)
CIE-LCH	lch(92.13, 61.37, 113.30°)
OKLab	oklab(92.37% -0.0692 0.1332)
OKLCH	oklch(92.37% 0.15 117.5)
XYZ	xyz(65.5658, 80.9874, 29.9438)
Luminance	0.8099 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#DEF378 #8D78F3

analogous

#F3CA78 #DEF378 #A0F378

triadic

#DEF378 #78DEF3 #F378DE

tetradic

#DEF378 #78F3CA #8D78F3 #F378A0

square

#DEF378 #78F3CA #8D78F3 #F378A0

split-complementary

#DEF378 #78A0F3 #CA78F3

monochromatic

#BBDD14 #D0EE40 #DEF378 #ECF8B0 #F8FDE3

Accessibility & contrast

On white

1.22

#DEF378 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.20

#DEF378 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #DEF378

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##DEF378	#FFFFFF	#000000	##000000
##DEF378	1.00	1.22	17.20	17.20
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.20	21.00	1.00	1.00
##000000	17.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE86D

Deuteranopia (green-blind)

#FFE97F

Tritanopia (blue-blind)

#E9E8D7

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #def378;
/* rgb */ color: rgb(222, 243, 120);
/* oklch */ color: oklch(92.4% 0.150 117.5);

Tailwind

colors: {
  custom: {
    50: '#eaf7a2',
    500: '#def378',
    950: '#000000',
  },
}

SCSS

$custom: #def378;
$custom-light: #eaf7a2;
$custom-dark: #000000;

JSON

{
  "hex": "#def378",
  "rgb": {
    "r": 222,
    "g": 243,
    "b": 120
  },
  "hsl": {
    "h": 70.244,
    "s": 83.673,
    "l": 71.176
  },
  "oklch": {
    "l": 0.9237,
    "c": 0.15009,
    "h": 117.5
  },
  "luminance": 0.80987
}

Semantic roles & 50–950 ramp

primary

#DEF378

secondary

#5A42CE

accent

#05E02B

background

#FFFFFC

surface

#FEFEF6

border

#D6D6D0

text

#16170F

muted

#858580

Preview Lab

Preview with #DEF378

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

Preview Lab → · Contrast checker → · Palette generator →