#51745E
Closest named color: Dark Moss Green (#606C38). oklch(52.6% 0.053 156.5), rgb(81, 116, 94).
Aa
White text reads best on this color (5.23:1).
About this color
#51745E is a medium-dark, muted green. In OKLCH its lightness is 53%, its chroma 0.053 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.049 away. White text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.053) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 4.00:1 |
| White text | 5.23:1 |
Values
| HEX | #51745E |
| RGB | rgb(81, 116, 94) |
| HSL | hsl(142, 18%, 39%) |
| OKLCH | oklch(52.6% 0.053 156.5) |
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 #51745E | 5.23:1 | AA | Lc -81.3 | Fine for body text |
| Black text on #51745E | 4.00:1 | AA large text | Lc 28.1 | Dividers and decoration only |
| #51745E text on white | 5.23:1 | AA | Lc 76.0 | Fine for body text |
| #51745E text on black | 4.00:1 | AA large text | Lc -25.8 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD5
oklch(88.5% 0.014 155.6)
-
Step 300
300
#B5C5BA
oklch(80.8% 0.023 155.8)
-
Step 400
400
#8EA897
oklch(70.7% 0.038 156.6)
-
Step 500
500
#72937D
oklch(63.2% 0.049 155.6)
-
Step 600
600 (this color)
#51745E
oklch(52.6% 0.053 156.5)
-
Step 700
700
#496955
oklch(49% 0.049 156.6)
-
Step 800
800
#3C5646
oklch(42.7% 0.041 157.1)
-
Step 900
900
#34473B
oklch(37.8% 0.032 156.8)
-
Step 950
950
#1E2922
oklch(26.8% 0.02 156.9)
#51745E 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) | #746F5D | 0.049 |
| Deuteranopia (no green cones) | #6E6B5F | 0.047 |
| Tritanopia (no blue cones) | #4B736E | 0.026 |
| Achromatopsia (no color) | #6C6C6C | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51745E
#51745E
oklch(52.6% 0.053 156.5)
- #7F5F76
#7F5F76
oklch(52.6% 0.053 336.8)
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 #51745E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.049
- Dim Gray #696969 ΔE 0.053
- Bluegreen #017A79 ΔE 0.057
- Dark Aquamarine #017371 ΔE 0.058
- Dark Sage #598556 ΔE 0.059
- Muddy Green #657432 ΔE 0.059
- Dark Olive Green #556B2F ΔE 0.060
- Deep Turquoise #017374 ΔE 0.060
Use #51745E 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.