#78A428#78A428

#78A428 is a light, vivid yellow-green. Relative luminance 0.307; OKLCH L 66.3% C 0.156 H 127.6°. Best body text is #000000 at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#78A428
RGB	rgb(120, 164, 40)
HSL	hsl(81, 61%, 40%)
HSV	hsv(81, 76%, 64%)
CMYK	cmyk(26.8%, 0%, 75.6%, 35.7%)
CIE-LAB	lab(62.25, -33.09, 55.55)
CIE-LCH	lch(62.25, 64.66, 120.78°)
OKLab	oklab(66.34% -0.095 0.1235)
OKLCH	oklch(66.34% 0.156 127.6)
XYZ	xyz(21.4042, 30.6967, 6.8044)
Luminance	0.3070 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78A428 #5428A4

analogous

#A49228 #78A428 #3AA428

triadic

#78A428 #2878A4 #A42878

tetradic

#78A428 #28A492 #5428A4 #A4283A

square

#78A428 #28A492 #5428A4 #A4283A

split-complementary

#78A428 #283AA4 #9228A4

monochromatic

#304210 #54731C #78A428 #9ACF3A #B3DB6B

Accessibility & contrast

On white

2.94

#78A428 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.14

#78A428 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78A428

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78A428	#FFFFFF	#000000	##000000
##78A428	1.00	2.94	7.14	7.14
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.14	21.00	1.00	1.00
##000000	7.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AC980C

Deuteranopia (green-blind)

#A69634

Tritanopia (blue-blind)

#7D9C8C

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #78a428;
/* rgb */ color: rgb(120, 164, 40);
/* oklch */ color: oklch(66.3% 0.156 127.6);

Tailwind

colors: {
  custom: {
    50: '#a3bf6b',
    500: '#78a428',
    950: '#000000',
  },
}

SCSS

$custom: #78a428;
$custom-light: #a3bf6b;
$custom-dark: #000000;

JSON

{
  "hex": "#78a428",
  "rgb": {
    "r": 120,
    "g": 164,
    "b": 40
  },
  "hsl": {
    "h": 81.29,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.66338,
    "c": 0.15583,
    "h": 127.6
  },
  "luminance": 0.30697
}

Semantic roles & 50–950 ramp

primary

#78A428

secondary

#8766C1

accent

#44E47D

background

#FAFBF6

surface

#F4F7EC

border

#CED0C7

text

#0F1207

muted

#7F817A

Preview Lab

Preview with #78A428

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

Preview Lab → · Contrast checker → · Palette generator →