#677C17#677C17

#677C17 is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 55.1% C 0.123 H 121.3°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#677C17
RGB	rgb(103, 124, 23)
HSL	hsl(72, 69%, 29%)
HSV	hsv(72, 81%, 49%)
CMYK	cmyk(16.9%, 0%, 81.5%, 51.4%)
CIE-LAB	lab(48.71, -21.60, 48.11)
CIE-LCH	lch(48.71, 52.74, 114.18°)
OKLab	oklab(55.05% -0.064 0.1054)
OKLCH	oklch(55.05% 0.123 121.3)
XYZ	xyz(12.9561, 17.3607, 3.4789)
Luminance	0.1736 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677C17 #2C177C

analogous

#7C5F17 #677C17 #357C17

triadic

#677C17 #17677C #7C1767

tetradic

#677C17 #177C5F #2C177C #7C1735

square

#677C17 #177C5F #2C177C #7C1735

split-complementary

#677C17 #17357C #5F177C

monochromatic

#151A05 #3C480D #677C17 #92B021 #B7D934

Accessibility & contrast

On white

4.70

#677C17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#677C17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #677C17

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677C17	#FFFFFF	#000000	##FFFFFF
##677C17	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#817421

Tritanopia (blue-blind)

#6D7569

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #677c17;
/* rgb */ color: rgb(103, 124, 23);
/* oklch */ color: oklch(55.1% 0.123 121.3);

Tailwind

colors: {
  custom: {
    50: '#96a25e',
    500: '#677c17',
    950: '#000000',
  },
}

SCSS

$custom: #677c17;
$custom-light: #96a25e;
$custom-dark: #000000;

JSON

{
  "hex": "#677c17",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 23
  },
  "hsl": {
    "h": 72.475,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.55051,
    "c": 0.12331,
    "h": 121.3
  },
  "luminance": 0.17361
}

Semantic roles & 50–950 ramp

primary

#677C17

secondary

#563EB1

accent

#3CEC61

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0E0F05

muted

#7E7E79

Preview Lab

Preview with #677C17

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

Preview Lab → · Contrast checker → · Palette generator →