#577640
Closest named color: Muddy Green (#657432). oklch(52.8% 0.087 133), rgb(87, 118, 64).
Aa
White text reads best on this color (5.15:1).
About this color
#577640 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.087 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muddy Green (#657432), ΔE 0.021 away. White text reads best on it, at 5.15:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Muddy Green (#657432) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #577640 |
| RGB | rgb(87, 118, 64) |
| HSL | hsl(94, 30%, 36%) |
| OKLCH | oklch(52.8% 0.087 133) |
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 #577640 | 5.15:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #577640 | 4.07:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #577640 text on white | 5.15:1 | AA | Lc 75.5 | Fine for body text |
| #577640 text on black | 4.07:1 | AA large text | Lc -26.3 | 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
#E7ECE4
oklch(93.7% 0.012 133.4)
-
Step 200
200
#D4DCCE
oklch(88.4% 0.021 131.5)
-
Step 300
300
#B7C6AD
oklch(80.8% 0.038 132.7)
-
Step 400
400
#91A981
oklch(70.6% 0.063 133.1)
-
Step 500
500
#769461
oklch(63% 0.081 133.1)
-
Step 600
600 (this color)
#577640
oklch(52.8% 0.087 133)
-
Step 700
700
#4E6B39
oklch(49.2% 0.082 133.3)
-
Step 800
800
#405730
oklch(42.7% 0.067 133.4)
-
Step 900
900
#37482A
oklch(37.8% 0.053 132.5)
-
Step 950
950
#202A19
oklch(27% 0.033 133)
#577640 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) | #7A6F3C | 0.052 |
| Deuteranopia (no green cones) | #756C43 | 0.052 |
| Tritanopia (no blue cones) | #587269 | 0.064 |
| Achromatopsia (no color) | #6D6D6D | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577640
#577640
oklch(52.8% 0.087 133)
- #7D5C8F
#7D5C8F
oklch(52.9% 0.087 313.2)
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 #577640, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Green #657432 ΔE 0.021
- Military Green #667C3E ΔE 0.029
- Dark Moss Green #606C38 ΔE 0.029
- Dark Olive Green #556B2F ΔE 0.034
- Dark Sage #598556 ΔE 0.046
- Brown Green #706C11 ΔE 0.048
- Browny Green #6F6C0A ΔE 0.049
- Murky Green #6C7A0E ΔE 0.050
Use #577640 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.