#51722F
Closest named color: Dark Olive Green (#556B2F). oklch(51.1% 0.102 131.1), rgb(81, 114, 47).
Aa
White text reads best on this color (5.52:1).
About this color
#51722F is a medium-dark, moderately saturated green. In OKLCH its lightness is 51%, its chroma 0.102 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Olive Green (#556B2F), ΔE 0.022 away. White text reads best on it, at 5.52:1.
| Hue family | Greens |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.102) |
| Temperature | in between |
| Nearest name | Dark Olive Green (#556B2F) |
| Black text | 3.79:1 |
| White text | 5.52:1 |
Values
| HEX | #51722F |
| RGB | rgb(81, 114, 47) |
| HSL | hsl(90, 42%, 32%) |
| OKLCH | oklch(51.1% 0.102 131.1) |
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 #51722F | 5.52:1 | AA | Lc -82.8 | Fine for body text |
| Black text on #51722F | 3.79:1 | AA large text | Lc 26.6 | Dividers and decoration only |
| #51722F text on white | 5.52:1 | AA | Lc 77.5 | Fine for body text |
| #51722F text on black | 3.79:1 | AA large text | Lc -24.2 | 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 700.
-
Step 50
50
#F4F6F2
oklch(97.1% 0.006 128.5)
-
Step 100
100
#E6ECE2
oklch(93.6% 0.015 132.5)
-
Step 200
200
#D3DDCB
oklch(88.5% 0.027 130.9)
-
Step 300
300
#B5C8A7
oklch(80.9% 0.05 132)
-
Step 400
400
#8FAB77
oklch(70.7% 0.079 131.2)
-
Step 500
500
#749653
oklch(63.1% 0.101 130.8)
-
Step 600
600
#5C8037
oklch(55.6% 0.11 131)
-
Step 700
700 (this color)
#51722F
oklch(51.1% 0.102 131.1)
-
Step 800
800
#3E5823
oklch(42.6% 0.085 131)
-
Step 900
900
#354922
oklch(37.8% 0.066 131.2)
-
Step 950
950
#1F2B14
oklch(27.1% 0.043 131.3)
#51722F 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) | #776A28 | 0.057 |
| Deuteranopia (no green cones) | #726834 | 0.057 |
| Tritanopia (no blue cones) | #526D63 | 0.078 |
| Achromatopsia (no color) | #696969 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51722F
#51722F
oklch(51.1% 0.102 131.1)
- #795491
#795491
oklch(51% 0.102 311.1)
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 #51722F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Olive Green #556B2F ΔE 0.022
- Muddy Green #657432 ΔE 0.029
- Dark Moss Green #606C38 ΔE 0.032
- Camo Green #526525 ΔE 0.038
- Mud Green #606602 ΔE 0.039
- Browny Green #6F6C0A ΔE 0.044
- Brown Green #706C11 ΔE 0.044
- Military Green #667C3E ΔE 0.045
Use #51722F 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.