#677C40#677C40

#677C40 is a mid, moderate yellow-green. Relative luminance 0.177; OKLCH L 55.5% C 0.088 H 125.0°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#677C40
RGB	rgb(103, 124, 64)
HSL	hsl(81, 32%, 37%)
HSV	hsv(81, 48%, 49%)
CMYK	cmyk(16.9%, 0%, 48.4%, 51.4%)
CIE-LAB	lab(49.09, -18.24, 30.11)
CIE-LCH	lch(49.09, 35.20, 121.21°)
OKLab	oklab(55.48% -0.0508 0.0724)
OKLCH	oklch(55.48% 0.088 125)
XYZ	xyz(13.7265, 17.6689, 7.5368)
Luminance	0.1767 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#677C40 #55407C

analogous

#7C7340 #677C40 #497C40

triadic

#677C40 #40677C #7C4067

tetradic

#677C40 #407C73 #55407C #7C4049

square

#677C40 #407C73 #55407C #7C4049

split-complementary

#677C40 #40497C #73407C

monochromatic

#242B16 #45542B #677C40 #89A455 #A5BB7B

Accessibility & contrast

On white

4.63

#677C40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#677C40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #677C40

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##677C40	#FFFFFF	#000000	##FFFFFF
##677C40	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#82753B

Deuteranopia (green-blind)

#7F7443

Tritanopia (blue-blind)

#6B776E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #677c40;
/* rgb */ color: rgb(103, 124, 64);
/* oklch */ color: oklch(55.5% 0.088 125.0);

Tailwind

colors: {
  custom: {
    50: '#93a276',
    500: '#677c40',
    950: '#000000',
  },
}

SCSS

$custom: #677c40;
$custom-light: #93a276;
$custom-dark: #000000;

JSON

{
  "hex": "#677c40",
  "rgb": {
    "r": 103,
    "g": 124,
    "b": 64
  },
  "hsl": {
    "h": 81,
    "s": 31.915,
    "l": 36.863
  },
  "oklch": {
    "l": 0.5548,
    "c": 0.08847,
    "h": 125
  },
  "luminance": 0.17669
}

Semantic roles & 50–950 ramp

primary

#677C40

secondary

#8472A6

accent

#60C884

background

#F9F9F7

surface

#F1F2ED

border

#CBCCC8

text

#0D0F08

muted

#7E7E7B

Preview Lab

Preview with #677C40

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

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