#677C1B#677C1B

#677C1B is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 55.1% C 0.121 H 121.4°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#677C1B
RGB	rgb(103, 124, 27)
HSL	hsl(73, 64%, 30%)
HSV	hsv(73, 78%, 49%)
CMYK	cmyk(16.9%, 0%, 78.2%, 51.4%)
CIE-LAB	lab(48.73, -21.41, 46.79)
CIE-LCH	lch(48.73, 51.46, 114.59°)
OKLab	oklab(55.08% -0.0632 0.1033)
OKLCH	oklch(55.08% 0.121 121.4)
XYZ	xyz(12.9992, 17.3780, 3.7062)
Luminance	0.1738 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677C1B #301B7C

analogous

#7C611B #677C1B #367C1B

triadic

#677C1B #1B677C #7C1B67

tetradic

#677C1B #1B7C61 #301B7C #7C1B36

square

#677C1B #1B7C61 #301B7C #7C1B36

split-complementary

#677C1B #1B367C #611B7C

monochromatic

#151905 #3D4A10 #677C1B #91AE26 #B4D53D

Accessibility & contrast

On white

4.69

#677C1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#677C1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #677C1B

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677C1B	#FFFFFF	#000000	##FFFFFF
##677C1B	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847404

Deuteranopia (green-blind)

#817424

Tritanopia (blue-blind)

#6D756A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #677c1b;
/* rgb */ color: rgb(103, 124, 27);
/* oklch */ color: oklch(55.1% 0.121 121.4);

Tailwind

colors: {
  custom: {
    50: '#95a260',
    500: '#677c1b',
    950: '#000000',
  },
}

SCSS

$custom: #677c1b;
$custom-light: #95a260;
$custom-dark: #000000;

JSON

{
  "hex": "#677c1b",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 27
  },
  "hsl": {
    "h": 72.99,
    "s": 64.238,
    "l": 29.608
  },
  "oklch": {
    "l": 0.55075,
    "c": 0.1211,
    "h": 121.4
  },
  "luminance": 0.17378
}

Semantic roles & 50–950 ramp

primary

#677C1B

secondary

#5A43B0

accent

#41E765

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0E0F05

muted

#7E7E79

Preview Lab

Preview with #677C1B

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

Preview Lab → · Contrast checker → · Palette generator →