#577A45
Closest named color: Military Green (#667C3E). oklch(53.9% 0.088 135.7), rgb(87, 122, 69).
Aa
White text reads best on this color (4.91:1).
About this color
#577A45 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.088 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.022 away. White text reads best on it, at 4.91:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.088) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #577A45 |
| RGB | rgb(87, 122, 69) |
| HSL | hsl(100, 28%, 37%) |
| OKLCH | oklch(53.9% 0.088 135.7) |
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 #577A45 | 4.91:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #577A45 | 4.27:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #577A45 text on white | 4.91:1 | AA | Lc 74.0 | Content text, not long reading |
| #577A45 text on black | 4.27:1 | AA large text | Lc -27.7 | 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
#E6ECE4
oklch(93.6% 0.012 137.8)
-
Step 200
200
#D3DDCE
oklch(88.6% 0.023 135)
-
Step 300
300
#B6C7AE
oklch(81% 0.039 135.5)
-
Step 400
400
#8FAA83
oklch(70.7% 0.063 136.1)
-
Step 500
500
#749563
oklch(63.2% 0.081 135.4)
-
Step 600
600 (this color)
#577A45
oklch(53.9% 0.088 135.7)
-
Step 700
700
#4B6B3B
oklch(49% 0.082 135.9)
-
Step 800
800
#3E5731
oklch(42.6% 0.067 135.5)
-
Step 900
900
#35482B
oklch(37.7% 0.053 135.3)
-
Step 950
950
#1F2A1A
oklch(26.9% 0.033 136.2)
#577A45 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) | #7E7241 | 0.058 |
| Deuteranopia (no green cones) | #786F48 | 0.056 |
| Tritanopia (no blue cones) | #56766D | 0.063 |
| Achromatopsia (no color) | #717171 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577A45
#577A45
oklch(53.9% 0.088 135.7)
- #825E91
#825E91
oklch(53.9% 0.088 315.7)
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 #577A45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.022
- Muddy Green #657432 ΔE 0.026
- Dark Sage #598556 ΔE 0.035
- Dark Moss Green #606C38 ΔE 0.040
- Swamp #698339 ΔE 0.041
- Dark Olive Green #556B2F ΔE 0.046
- Murky Green #6C7A0E ΔE 0.049
- Olive Green #677A04 ΔE 0.050
Use #577A45 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.