#577C00
Closest named color: Olive Green (#677A04). oklch(53.8% 0.14 127.5), rgb(87, 124, 0).
Aa
White text reads best on this color (4.89:1).
About this color
#577C00 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.140 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.022 away. White text reads best on it, at 4.89:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.140) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.28:1 |
| White text | 4.89:1 |
Values
| HEX | #577C00 |
| RGB | rgb(87, 124, 0) |
| HSL | hsl(78, 100%, 24%) |
| OKLCH | oklch(53.8% 0.14 127.5) |
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 #577C00 | 4.89:1 | AA | Lc -79.1 | Fine for body text |
| Black text on #577C00 | 4.28:1 | AA large text | Lc 30.4 | Non-text elements, placeholder text |
| #577C00 text on white | 4.89:1 | AA | Lc 73.7 | Content text, not long reading |
| #577C00 text on black | 4.28:1 | AA large text | Lc -28.0 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECE0
oklch(93.5% 0.017 128.7)
-
Step 200
200
#D3DEC6
oklch(88.6% 0.034 127.3)
-
Step 300
300
#B5C99D
oklch(80.9% 0.064 127.7)
-
Step 400
400
#8FAD67
oklch(70.8% 0.101 127.7)
-
Step 500
500
#73973A
oklch(62.9% 0.128 127.6)
-
Step 600
600 (this color)
#577C00
oklch(53.8% 0.14 127.5)
-
Step 700
700
#4C6D00
oklch(49.1% 0.127 127.5)
-
Step 800
800
#3E5906
oklch(42.7% 0.107 127.6)
-
Step 900
900
#354912
oklch(37.6% 0.083 127.3)
-
Step 950
950
#1F2B0C
oklch(27% 0.053 127.4)
#577C00 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) | #837200 | 0.069 |
| Deuteranopia (no green cones) | #7E7015 | 0.068 |
| Tritanopia (no blue cones) | #5B7668 | 0.110 |
| Achromatopsia (no color) | #717171 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577C00
#577C00
oklch(53.8% 0.14 127.5)
- #8454AC
#8454AC
oklch(53.7% 0.14 307.5)
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 #577C00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.022
- Murky Green #6C7A0E ΔE 0.030
- Dark Grass Green #388004 ΔE 0.033
- Tree Green #2A7E19 ΔE 0.041
- Sap Green #5C8B15 ΔE 0.045
- Swamp #698339 ΔE 0.049
- Mossy Green #638B27 ΔE 0.049
- Muddy Green #657432 ΔE 0.050
Use #577C00 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.