#678A21#678A21

#678A21 is a mid, vivid yellow-green. Relative luminance 0.212; OKLCH L 58.6% C 0.135 H 126.6°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#678A21
RGB	rgb(103, 138, 33)
HSL	hsl(80, 61%, 34%)
HSV	hsv(80, 76%, 54%)
CMYK	cmyk(25.4%, 0%, 76.1%, 45.9%)
CIE-LAB	lab(53.14, -28.06, 48.86)
CIE-LCH	lch(53.14, 56.34, 119.87°)
OKLab	oklab(58.65% -0.0808 0.1087)
OKLCH	oklch(58.65% 0.135 126.6)
XYZ	xyz(14.9566, 21.1701, 4.7368)
Luminance	0.2117 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678A21 #44218A

analogous

#8A7821 #678A21 #328A21

triadic

#678A21 #21678A #8A2167

tetradic

#678A21 #218A78 #44218A #8A2132

square

#678A21 #218A78 #44218A #8A2132

split-complementary

#678A21 #21328A #78218A

monochromatic

#1D2709 #425915 #678A21 #8CBB2D #A9D550

Accessibility & contrast

On white

4.01

#678A21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#678A21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678A21

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678A21	#FFFFFF	#000000	##000000
##678A21	1.00	4.01	5.23	5.23
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#91800B

Deuteranopia (green-blind)

#8D7E2B

Tritanopia (blue-blind)

#6B8376

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #678a21;
/* rgb */ color: rgb(103, 138, 33);
/* oklch */ color: oklch(58.6% 0.135 126.6);

Tailwind

colors: {
  custom: {
    50: '#96ac64',
    500: '#678a21',
    950: '#000000',
  },
}

SCSS

$custom: #678a21;
$custom-light: #96ac64;
$custom-dark: #000000;

JSON

{
  "hex": "#678a21",
  "rgb": {
    "r": 103,
    "g": 138,
    "b": 33
  },
  "hsl": {
    "h": 80,
    "s": 61.404,
    "l": 33.529
  },
  "oklch": {
    "l": 0.58648,
    "c": 0.13547,
    "h": 126.6
  },
  "luminance": 0.2117
}

Semantic roles & 50–950 ramp

primary

#678A21

secondary

#724EB9

accent

#43E579

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #678A21

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

Preview Lab → · Contrast checker → · Palette generator →