#678E21#678E21

#678E21 is a mid, vivid yellow-green. Relative luminance 0.223; OKLCH L 59.7% C 0.141 H 127.7°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#678E21
RGB	rgb(103, 142, 33)
HSL	hsl(81, 62%, 34%)
HSV	hsv(81, 77%, 56%)
CMYK	cmyk(27.5%, 0%, 76.8%, 44.3%)
CIE-LAB	lab(54.38, -29.97, 50.06)
CIE-LCH	lch(54.38, 58.35, 120.91°)
OKLab	oklab(59.66% -0.0861 0.1112)
OKLCH	oklch(59.66% 0.141 127.7)
XYZ	xyz(15.5411, 22.3390, 4.9316)
Luminance	0.2234 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678E21 #48218E

analogous

#8E7F21 #678E21 #318E21

triadic

#678E21 #21678E #8E2167

tetradic

#678E21 #218E7F #48218E #8E2131

square

#678E21 #218E7F #48218E #8E2131

split-complementary

#678E21 #21318E #7F218E

monochromatic

#1F2B0A #435C15 #678E21 #8BC02D #A8D752

Accessibility & contrast

On white

3.84

#678E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#678E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678E21

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678E21	#FFFFFF	#000000	##000000
##678E21	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958408

Deuteranopia (green-blind)

#90812C

Tritanopia (blue-blind)

#6B8779

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #678e21;
/* rgb */ color: rgb(103, 142, 33);
/* oklch */ color: oklch(59.7% 0.141 127.7);

Tailwind

colors: {
  custom: {
    50: '#96af65',
    500: '#678e21',
    950: '#000000',
  },
}

SCSS

$custom: #678e21;
$custom-light: #96af65;
$custom-dark: #000000;

JSON

{
  "hex": "#678e21",
  "rgb": {
    "r": 103,
    "g": 142,
    "b": 33
  },
  "hsl": {
    "h": 81.468,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.59663,
    "c": 0.14064,
    "h": 127.7
  },
  "luminance": 0.22339
}

Semantic roles & 50–950 ramp

primary

#678E21

secondary

#7650BA

accent

#42E57D

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #678E21

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

Preview Lab → · Contrast checker → · Palette generator →