#51783D
Closest named color: Muddy Green (#657432). oklch(52.9% 0.097 135.9), rgb(81, 120, 61).
Aa
White text reads best on this color (5.11:1).
About this color
#51783D is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.097 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muddy Green (#657432), ΔE 0.026 away. White text reads best on it, at 5.11:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Muddy Green (#657432) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #51783D |
| RGB | rgb(81, 120, 61) |
| HSL | hsl(100, 33%, 35%) |
| OKLCH | oklch(52.9% 0.097 135.9) |
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 #51783D | 5.11:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #51783D | 4.10:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #51783D text on white | 5.11:1 | AA | Lc 75.2 | Fine for body text |
| #51783D text on black | 4.10:1 | AA large text | Lc -26.5 | 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
#E6ECE4
oklch(93.6% 0.012 137.8)
-
Step 200
200
#D2DDCD
oklch(88.5% 0.025 135.7)
-
Step 300
300
#B4C8AC
oklch(81% 0.044 136.7)
-
Step 400
400
#8DAB7F
oklch(70.7% 0.071 135.9)
-
Step 500
500
#71965F
oklch(63.1% 0.089 135.8)
-
Step 600
600 (this color)
#51783D
oklch(52.9% 0.097 135.9)
-
Step 700
700
#496C36
oklch(49.1% 0.09 135.5)
-
Step 800
800
#3C582D
oklch(42.6% 0.075 135.5)
-
Step 900
900
#334929
oklch(37.8% 0.059 136.4)
-
Step 950
950
#1E2B18
oklch(27.1% 0.038 136.2)
#51783D 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) | #7C7038 | 0.062 |
| Deuteranopia (no green cones) | #766D41 | 0.061 |
| Tritanopia (no blue cones) | #50746A | 0.069 |
| Achromatopsia (no color) | #6E6E6E | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51783D
#51783D
oklch(52.9% 0.097 135.9)
- #815991
#815991
oklch(52.8% 0.097 315.9)
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 #51783D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Green #657432 ΔE 0.026
- Military Green #667C3E ΔE 0.031
- Dark Olive Green #556B2F ΔE 0.037
- Dark Moss Green #606C38 ΔE 0.038
- Dark Sage #598556 ΔE 0.046
- Olive Green #677A04 ΔE 0.046
- Murky Green #6C7A0E ΔE 0.048
- Swamp #698339 ΔE 0.048
Use #51783D 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.