#678C1F#678C1F

#678C1F is a mid, vivid yellow-green. Relative luminance 0.217; OKLCH L 59.1% C 0.139 H 127.1°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#678C1F
RGB	rgb(103, 140, 31)
HSL	hsl(80, 64%, 34%)
HSV	hsv(80, 78%, 55%)
CMYK	cmyk(26.4%, 0%, 77.9%, 45.1%)
CIE-LAB	lab(53.75, -29.13, 50.15)
CIE-LCH	lch(53.75, 57.99, 120.15°)
OKLab	oklab(59.14% -0.0839 0.1111)
OKLCH	oklch(59.14% 0.139 127.1)
XYZ	xyz(15.2190, 21.7384, 4.6902)
Luminance	0.2174 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678C1F #441F8C

analogous

#8C7A1F #678C1F #308C1F

triadic

#678C1F #1F678C #8C1F67

tetradic

#678C1F #1F8C7A #441F8C #8C1F30

square

#678C1F #1F8C7A #441F8C #8C1F30

split-complementary

#678C1F #1F308C #7A1F8C

monochromatic

#1D2809 #425A14 #678C1F #8CBE2A #A9D84E

Accessibility & contrast

On white

3.93

#678C1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#678C1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678C1F

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678C1F	#FFFFFF	#000000	##000000
##678C1F	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938204

Deuteranopia (green-blind)

#8E802A

Tritanopia (blue-blind)

#6B8577

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #678c1f;
/* rgb */ color: rgb(103, 140, 31);
/* oklch */ color: oklch(59.1% 0.139 127.1);

Tailwind

colors: {
  custom: {
    50: '#96ad64',
    500: '#678c1f',
    950: '#000000',
  },
}

SCSS

$custom: #678c1f;
$custom-light: #96ad64;
$custom-dark: #000000;

JSON

{
  "hex": "#678c1f",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 31
  },
  "hsl": {
    "h": 80.367,
    "s": 63.743,
    "l": 33.529
  },
  "oklch": {
    "l": 0.59142,
    "c": 0.13922,
    "h": 127.1
  },
  "luminance": 0.21739
}

Semantic roles & 50–950 ramp

primary

#678C1F

secondary

#724CBB

accent

#41E779

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #678C1F

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

Preview Lab → · Contrast checker → · Palette generator →