#78E23B#78E23B

#78E23B is a light, highly saturated yellow-green. Relative luminance 0.587; OKLCH L 81.8% C 0.221 H 136.7°. Best body text is #000000 at 12.74:1 contrast (WCAG AA passes).

Color values

HEX	#78E23B
RGB	rgb(120, 226, 59)
HSL	hsl(98, 74%, 56%)
HSV	hsv(98, 74%, 89%)
CMYK	cmyk(46.9%, 0%, 73.9%, 11.4%)
CIE-LAB	lab(81.13, -57.79, 67.52)
CIE-LCH	lch(81.13, 88.88, 130.56°)
OKLab	oklab(81.8% -0.1606 0.1514)
OKLCH	oklch(81.8% 0.221 136.7)
XYZ	xyz(35.7305, 58.6992, 13.5841)
Luminance	0.5870 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78E23B #A53BE2

analogous

#CBE23B #78E23B #3BE251

triadic

#78E23B #3B78E2 #E23B78

tetradic

#78E23B #3BCBE2 #A53BE2 #E2513B

square

#78E23B #3BCBE2 #A53BE2 #E2513B

split-complementary

#78E23B #513BE2 #E23BCB

monochromatic

#418E15 #5AC31D #78E23B #9DEA70 #C1F2A6

Accessibility & contrast

On white

1.65

#78E23B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.74

#78E23B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78E23B

12.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78E23B	#FFFFFF	#000000	##000000
##78E23B	1.00	1.65	12.74	12.74
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.74	21.00	1.00	1.00
##000000	12.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EACF17

Deuteranopia (green-blind)

#DCC64C

Tritanopia (blue-blind)

#72DAC2

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #78e23b;
/* rgb */ color: rgb(120, 226, 59);
/* oklch */ color: oklch(81.8% 0.221 136.7);

Tailwind

colors: {
  custom: {
    50: '#a8ec7c',
    500: '#78e23b',
    950: '#000000',
  },
}

SCSS

$custom: #78e23b;
$custom-light: #a8ec7c;
$custom-dark: #000000;

JSON

{
  "hex": "#78e23b",
  "rgb": {
    "r": 120,
    "g": 226,
    "b": 59
  },
  "hsl": {
    "h": 98.084,
    "s": 74.222,
    "l": 55.882
  },
  "oklch": {
    "l": 0.81804,
    "c": 0.22066,
    "h": 136.7
  },
  "luminance": 0.58702
}

Semantic roles & 50–950 ramp

primary

#78E23B

secondary

#6E2E93

accent

#37F1AD

background

#FDFFFB

surface

#F7FEF2

border

#D0D6CC

text

#11160A

muted

#81857D

Preview Lab

Preview with #78E23B

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

Preview Lab → · Contrast checker → · Palette generator →