#577657
Closest named color: Dark Moss Green (#606C38). oklch(53.3% 0.06 144.7), rgb(87, 118, 87).
Aa
White text reads best on this color (5.07:1).
About this color
#577657 is a medium-dark, muted green. In OKLCH its lightness is 53%, its chroma 0.060 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.041 away. White text reads best on it, at 5.07:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 4.13:1 |
| White text | 5.07:1 |
Values
| HEX | #577657 |
| RGB | rgb(87, 118, 87) |
| HSL | hsl(120, 15%, 40%) |
| OKLCH | oklch(53.3% 0.06 144.7) |
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 #577657 | 5.07:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #577657 | 4.13:1 | AA large text | Lc 29.0 | Dividers and decoration only |
| #577657 text on white | 5.07:1 | AA | Lc 75.0 | Fine for body text |
| #577657 text on black | 4.13:1 | AA large text | Lc -26.7 | 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
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE7
oklch(93.6% 0.007 145.5)
-
Step 200
200
#D3DCD3
oklch(88.5% 0.016 145.4)
-
Step 300
300
#B6C5B6
oklch(80.8% 0.026 145.3)
-
Step 400
400
#91A890
oklch(70.7% 0.043 144)
-
Step 500
500
#759375
oklch(63.2% 0.056 144.9)
-
Step 600
600 (this color)
#577657
oklch(53.3% 0.06 144.7)
-
Step 700
700
#4D694D
oklch(49% 0.055 144.7)
-
Step 800
800
#3F563F
oklch(42.7% 0.047 144.7)
-
Step 900
900
#364736
oklch(37.8% 0.036 144.8)
-
Step 950
950
#202920
oklch(26.9% 0.021 145)
#577657 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) | #777055 | 0.047 |
| Deuteranopia (no green cones) | #726D59 | 0.046 |
| Tritanopia (no blue cones) | #54746E | 0.037 |
| Achromatopsia (no color) | #6E6E6E | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577657
#577657
oklch(53.3% 0.06 144.7)
- #7E6180
#7E6180
oklch(53.3% 0.059 324.3)
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 #577657, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.041
- Military Green #667C3E ΔE 0.045
- Muddy Green #657432 ΔE 0.045
- Dark Sage #598556 ΔE 0.047
- Dark Olive Green #556B2F ΔE 0.053
- Grey Brown #7F7053 ΔE 0.058
- Dim Gray #696969 ΔE 0.061
- Swamp #698339 ΔE 0.066
Use #577657 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.