#577E00
Closest named color: Olive Green (#677A04). oklch(54.3% 0.142 128), rgb(87, 126, 0).
Aa
White text reads best on this color (4.78:1).
About this color
#577E00 is a medium-dark, vivid green. In OKLCH its lightness is 54%, its chroma 0.142 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 0.024 away. White text reads best on it, at 4.78:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.38:1 |
| White text | 4.78:1 |
Values
| HEX | #577E00 |
| RGB | rgb(87, 126, 0) |
| HSL | hsl(79, 100%, 25%) |
| OKLCH | oklch(54.3% 0.142 128) |
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 #577E00 | 4.78:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #577E00 | 4.38:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #577E00 text on white | 4.78:1 | AA | Lc 73.0 | Content text, not long reading |
| #577E00 text on black | 4.38:1 | AA large text | Lc -28.7 | 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
#F4F7F1
oklch(97.2% 0.009 128.6)
-
Step 100
100
#E6ECDF
oklch(93.5% 0.018 127.1)
-
Step 200
200
#D2DEC5
oklch(88.5% 0.036 128.1)
-
Step 300
300
#B5C99D
oklch(80.9% 0.064 127.7)
-
Step 400
400
#8EAD66
oklch(70.7% 0.103 128)
-
Step 500
500
#729839
oklch(63.1% 0.131 128.1)
-
Step 600
600 (this color)
#577E00
oklch(54.3% 0.142 128)
-
Step 700
700
#4B6D00
oklch(49% 0.128 127.9)
-
Step 800
800
#3D5904
oklch(42.6% 0.109 128)
-
Step 900
900
#344A11
oklch(37.8% 0.086 128.3)
-
Step 950
950
#1F2B0C
oklch(27% 0.053 127.4)
#577E00 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) | #857400 | 0.071 |
| Deuteranopia (no green cones) | #807216 | 0.070 |
| Tritanopia (no blue cones) | #5B786A | 0.112 |
| Achromatopsia (no color) | #727272 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #577E00
#577E00
oklch(54.3% 0.142 128)
- #8755AE
#8755AE
oklch(54.4% 0.142 308.3)
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 #577E00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.024
- Murky Green #6C7A0E ΔE 0.031
- Dark Grass Green #388004 ΔE 0.032
- Sap Green #5C8B15 ΔE 0.039
- Tree Green #2A7E19 ΔE 0.041
- Mossy Green #638B27 ΔE 0.044
- Swamp Green #748500 ΔE 0.046
- Swamp #698339 ΔE 0.047
Use #577E00 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.