#78B23F#78B23F

#78B23F is a light, vivid yellow-green. Relative luminance 0.362; OKLCH L 70.0% C 0.158 H 132.1°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#78B23F
RGB	rgb(120, 178, 63)
HSL	hsl(90, 48%, 47%)
HSV	hsv(90, 65%, 70%)
CMYK	cmyk(32.6%, 0%, 64.6%, 30.2%)
CIE-LAB	lab(66.67, -37.84, 51.13)
CIE-LCH	lch(66.67, 63.60, 126.51°)
OKLab	oklab(69.98% -0.1061 0.1175)
OKLCH	oklch(69.98% 0.158 132.1)
XYZ	xyz(24.5630, 36.1919, 10.3932)
Luminance	0.3619 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B23F #793FB2

analogous

#B2B23F #78B23F #3FB240

triadic

#78B23F #3F78B2 #B23F78

tetradic

#78B23F #3FB2B2 #793FB2 #B2403F

square

#78B23F #3FB2B2 #793FB2 #B2403F

split-complementary

#78B23F #403FB2 #B23FB2

monochromatic

#3B581F #5A852F #78B23F #97C966 #B5D993

Accessibility & contrast

On white

2.55

#78B23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#78B23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B23F

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B23F	#FFFFFF	#000000	##000000
##78B23F	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A531

Deuteranopia (green-blind)

#B1A148

Tritanopia (blue-blind)

#79AB9A

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #78b23f;
/* rgb */ color: rgb(120, 178, 63);
/* oklch */ color: oklch(70.0% 0.158 132.1);

Tailwind

colors: {
  custom: {
    50: '#a3c979',
    500: '#78b23f',
    950: '#000000',
  },
}

SCSS

$custom: #78b23f;
$custom-light: #a3c979;
$custom-dark: #000000;

JSON

{
  "hex": "#78b23f",
  "rgb": {
    "r": 120,
    "g": 178,
    "b": 63
  },
  "hsl": {
    "h": 90.261,
    "s": 47.718,
    "l": 47.255
  },
  "oklch": {
    "l": 0.69981,
    "c": 0.15834,
    "h": 132.1
  },
  "luminance": 0.36193
}

Semantic roles & 50–950 ramp

primary

#78B23F

secondary

#A789C4

accent

#50D794

background

#FAFCF7

surface

#F4F8EE

border

#CED1C9

text

#0F1309

muted

#7F827B

Preview Lab

Preview with #78B23F

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

Preview Lab → · Contrast checker → · Palette generator →