#577C31
Closest named color: Military Green (#667C3E). oklch(54.1% 0.112 131.3), rgb(87, 124, 49).
Aa
White text reads best on this color (4.84:1).
About this color
#577C31 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.112 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Military Green (#667C3E), ΔE 0.027 away. White text reads best on it, at 4.84:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Military Green (#667C3E) |
| Black text | 4.33:1 |
| White text | 4.84:1 |
Values
| HEX | #577C31 |
| RGB | rgb(87, 124, 49) |
| HSL | hsl(90, 43%, 34%) |
| OKLCH | oklch(54.1% 0.112 131.3) |
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 #577C31 | 4.84:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #577C31 | 4.33:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #577C31 text on white | 4.84:1 | AA | Lc 73.5 | Content text, not long reading |
| #577C31 text on black | 4.33:1 | AA large text | Lc -28.2 | 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 600.
-
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
#D3DDCA
oklch(88.5% 0.028 129.8)
-
Step 300
300
#B5C8A6
oklch(80.9% 0.051 131.4)
-
Step 400
400
#8FAB76
oklch(70.6% 0.08 130.8)
-
Step 500
500
#739652
oklch(63% 0.103 131.1)
-
Step 600
600 (this color)
#577C31
oklch(54.1% 0.112 131.3)
-
Step 700
700
#4B6C28
oklch(49% 0.103 131.1)
-
Step 800
800
#3E5822
oklch(42.6% 0.086 130.7)
-
Step 900
900
#354921
oklch(37.8% 0.068 130.9)
-
Step 950
950
#1F2B14
oklch(27.1% 0.043 131.3)
#577C31 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) | #817329 | 0.062 |
| Deuteranopia (no green cones) | #7C7136 | 0.062 |
| Tritanopia (no blue cones) | #58776C | 0.086 |
| Achromatopsia (no color) | #717171 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577C31
#577C31
oklch(54.1% 0.112 131.3)
- #845B9F
#845B9F
oklch(54.2% 0.112 310.9)
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 #577C31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Military Green #667C3E ΔE 0.027
- Olive Green #677A04 ΔE 0.029
- Muddy Green #657432 ΔE 0.029
- Murky Green #6C7A0E ΔE 0.031
- Swamp #698339 ΔE 0.034
- Dark Sage #598556 ΔE 0.045
- Fern Green #548D44 ΔE 0.049
- Moss Green #658B38 ΔE 0.049
Use #577C31 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.