#647A42
Closest named color: Military Green (#667C3E). oklch(54.8% 0.084 126.6), rgb(100, 122, 66).
Aa
White text reads best on this color (4.76:1).
About this color
#647A42 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.084 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.009 away. White text reads best on it, at 4.76:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.084) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.40:1 |
| White text | 4.76:1 |
Values
| HEX | #647A42 |
| RGB | rgb(100, 122, 66) |
| HSL | hsl(84, 30%, 37%) |
| OKLCH | oklch(54.8% 0.084 126.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #647A42 | 4.76:1 | AA | Lc -78.5 | Fine for body text |
| Black text on #647A42 | 4.40:1 | AA large text | Lc 31.0 | Non-text elements, placeholder text |
| #647A42 text on white | 4.76:1 | AA | Lc 73.1 | Content text, not long reading |
| #647A42 text on black | 4.40:1 | AA large text | Lc -28.6 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E8EBE3
oklch(93.6% 0.011 123.5)
-
Step 200
200
#D5DCCD
oklch(88.5% 0.022 127.4)
-
Step 300
300
#BAC6AB
oklch(81% 0.039 126.8)
-
Step 400
400
#97A87F
oklch(70.7% 0.061 126.2)
-
Step 500
500
#7D925E
oklch(63% 0.078 126.4)
-
Step 600
600 (this color)
#647A42
oklch(54.8% 0.084 126.6)
-
Step 700
700
#556936
oklch(49.1% 0.079 126.7)
-
Step 800
800
#46562D
oklch(42.9% 0.066 126.5)
-
Step 900
900
#3A4729
oklch(37.8% 0.051 127.7)
-
Step 950
950
#222918
oklch(26.9% 0.032 126.6)
#647A42 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #7F733E | 0.042 |
| Deuteranopia (no green cones) | #7C7245 | 0.043 |
| Tritanopia (no blue cones) | #67756D | 0.068 |
| Achromatopsia (no color) | #737373 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #647A42
#647A42
oklch(54.8% 0.084 126.6)
- #7E6498
#7E6498
oklch(54.9% 0.084 306.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #647A42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.009
- Muddy Green #657432 ΔE 0.021
- Swamp #698339 ΔE 0.033
- Dark Sage #598556 ΔE 0.034
- Murky Green #6C7A0E ΔE 0.041
- Dark Moss Green #606C38 ΔE 0.042
- Khaki Green #728639 ΔE 0.045
- Olive Green #677A04 ΔE 0.045
Use #647A42 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.