#647B47
Closest named color: Military Green (#667C3E). oklch(55.1% 0.08 128.2), rgb(100, 123, 71).
Aa
White text reads best on this color (4.70:1).
About this color
#647B47 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.080 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.012 away. White text reads best on it, at 4.70:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.46:1 |
| White text | 4.70:1 |
Values
| HEX | #647B47 |
| RGB | rgb(100, 123, 71) |
| HSL | hsl(87, 27%, 38%) |
| OKLCH | oklch(55.1% 0.08 128.2) |
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 #647B47 | 4.70:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #647B47 | 4.46:1 | AA large text | Lc 31.5 | Non-text elements, placeholder text |
| #647B47 text on white | 4.70:1 | AA | Lc 72.6 | Content text, not long reading |
| #647B47 text on black | 4.46:1 | AA large text | Lc -29.1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D5DCCE
oklch(88.5% 0.02 128.7)
-
Step 300
300
#BAC5AD
oklch(80.8% 0.035 127.3)
-
Step 400
400
#96A882
oklch(70.7% 0.057 128.4)
-
Step 500
500
#7C9262
oklch(63% 0.073 128.3)
-
Step 600
600 (this color)
#647B47
oklch(55.1% 0.08 128.2)
-
Step 700
700
#54693A
oklch(49.1% 0.074 128.5)
-
Step 800
800
#455630
oklch(42.8% 0.062 128.4)
-
Step 900
900
#3A472B
oklch(37.8% 0.048 128.7)
-
Step 950
950
#222919
oklch(26.9% 0.03 127.5)
#647B47 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) | #807543 | 0.042 |
| Deuteranopia (no green cones) | #7C734A | 0.042 |
| Tritanopia (no blue cones) | #66776E | 0.061 |
| Achromatopsia (no color) | #747474 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #647B47
#647B47
oklch(55.1% 0.08 128.2)
- #7F6596
#7F6596
oklch(55.1% 0.08 308.2)
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 #647B47, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.012
- Muddy Green #657432 ΔE 0.026
- Dark Sage #598556 ΔE 0.030
- Swamp #698339 ΔE 0.033
- Dark Moss Green #606C38 ΔE 0.045
- Khaki Green #728639 ΔE 0.045
- Murky Green #6C7A0E ΔE 0.046
- Olive Green #677A04 ΔE 0.050
Use #647B47 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.