#577F39
Closest named color: Military Green (#667C3E). oklch(55% 0.109 133.5), rgb(87, 127, 57).
Aa
White text reads best on this color (4.66:1).
About this color
#577F39 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.109 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.023 away. White text reads best on it, at 4.66:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.50:1 |
| White text | 4.66:1 |
Values
| HEX | #577F39 |
| RGB | rgb(87, 127, 57) |
| HSL | hsl(94, 38%, 36%) |
| OKLCH | oklch(55% 0.109 133.5) |
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 #577F39 | 4.66:1 | AA | Lc -77.8 | Fine for body text |
| Black text on #577F39 | 4.50:1 | AA | Lc 31.8 | Non-text elements, placeholder text |
| #577F39 text on white | 4.66:1 | AA | Lc 72.3 | Content text, not long reading |
| #577F39 text on black | 4.50:1 | AA | Lc -29.4 | 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
#E6ECE3
oklch(93.6% 0.014 134.9)
-
Step 200
200
#D2DDCB
oklch(88.4% 0.027 133)
-
Step 300
300
#B4C8A8
oklch(80.9% 0.049 133.7)
-
Step 400
400
#8DAC79
oklch(70.8% 0.079 133.5)
-
Step 500
500
#719756
oklch(63.2% 0.101 133.3)
-
Step 600
600 (this color)
#577F39
oklch(55% 0.109 133.5)
-
Step 700
700
#496D2D
oklch(49.2% 0.101 133.4)
-
Step 800
800
#3C5926
oklch(42.8% 0.084 133.4)
-
Step 900
900
#334924
oklch(37.7% 0.065 133.8)
-
Step 950
950
#1E2B15
oklch(27% 0.042 133.5)
#577F39 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) | #847632 | 0.065 |
| Deuteranopia (no green cones) | #7E733E | 0.065 |
| Tritanopia (no blue cones) | #577A6F | 0.081 |
| Achromatopsia (no color) | #747474 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577F39
#577F39
oklch(55% 0.109 133.5)
- #885D9E
#885D9E
oklch(55% 0.109 313.6)
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 #577F39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.023
- Swamp #698339 ΔE 0.027
- Muddy Green #657432 ΔE 0.034
- Olive Green #677A04 ΔE 0.034
- Murky Green #6C7A0E ΔE 0.035
- Dark Sage #598556 ΔE 0.036
- Fern Green #548D44 ΔE 0.040
- Moss Green #658B38 ΔE 0.042
Use #577F39 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.