#577A33
Closest named color: Muddy Green (#657432). oklch(53.6% 0.107 131.1), rgb(87, 122, 51).
Aa
White text reads best on this color (4.95:1).
About this color
#577A33 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.107 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muddy Green (#657432), ΔE 0.024 away. White text reads best on it, at 4.95:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Muddy Green (#657432) |
| Black text | 4.23:1 |
| White text | 4.95:1 |
Values
| HEX | #577A33 |
| RGB | rgb(87, 122, 51) |
| HSL | hsl(90, 41%, 34%) |
| OKLCH | oklch(53.6% 0.107 131.1) |
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 #577A33 | 4.95:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #577A33 | 4.23:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #577A33 text on white | 4.95:1 | AA | Lc 74.2 | Content text, not long reading |
| #577A33 text on black | 4.23:1 | AA large text | Lc -27.5 | 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
#E7ECE2
oklch(93.7% 0.014 128.6)
-
Step 200
200
#D3DDCB
oklch(88.5% 0.027 130.9)
-
Step 300
300
#B6C8A7
oklch(81% 0.049 130.9)
-
Step 400
400
#90AB78
oklch(70.7% 0.077 130.8)
-
Step 500
500
#749655
oklch(63.1% 0.099 131.3)
-
Step 600
600 (this color)
#577A33
oklch(53.6% 0.107 131.1)
-
Step 700
700
#4C6C2B
oklch(49.1% 0.1 131.1)
-
Step 800
800
#3F5825
oklch(42.7% 0.082 130.8)
-
Step 900
900
#354923
oklch(37.8% 0.065 131.6)
-
Step 950
950
#1F2B15
oklch(27.1% 0.042 132)
#577A33 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) | #7F722C | 0.059 |
| Deuteranopia (no green cones) | #7A6F38 | 0.060 |
| Tritanopia (no blue cones) | #59756A | 0.081 |
| Achromatopsia (no color) | #707070 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577A33
#577A33
oklch(53.6% 0.107 131.1)
- #825A9B
#825A9B
oklch(53.6% 0.108 311.5)
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 #577A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Green #657432 ΔE 0.024
- Military Green #667C3E ΔE 0.026
- Olive Green #677A04 ΔE 0.032
- Murky Green #6C7A0E ΔE 0.034
- Swamp #698339 ΔE 0.038
- Dark Olive Green #556B2F ΔE 0.045
- Dark Moss Green #606C38 ΔE 0.046
- Dark Sage #598556 ΔE 0.046
Use #577A33 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.