#57771B
Closest named color: Olive Green (#677A04). oklch(52.6% 0.123 127.2), rgb(87, 119, 27).
Aa
White text reads best on this color (5.17:1).
About this color
#57771B is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.123 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Green (#677A04), ΔE 0.025 away. White text reads best on it, at 5.17:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Olive Green (#677A04) |
| Black text | 4.05:1 |
| White text | 5.17:1 |
Values
| HEX | #57771B |
| RGB | rgb(87, 119, 27) |
| HSL | hsl(81, 63%, 29%) |
| OKLCH | oklch(52.6% 0.123 127.2) |
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 #57771B | 5.17:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #57771B | 4.05:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #57771B text on white | 5.17:1 | AA | Lc 75.5 | Fine for body text |
| #57771B text on black | 4.05:1 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE1
oklch(93.6% 0.016 126.8)
-
Step 200
200
#D3DDC8
oklch(88.4% 0.03 127.9)
-
Step 300
300
#B7C8A2
oklch(81% 0.055 127.2)
-
Step 400
400
#91AB6F
oklch(70.6% 0.088 127.5)
-
Step 500
500
#779647
oklch(63.1% 0.112 127.1)
-
Step 600
600 (this color)
#57771B
oklch(52.6% 0.123 127.2)
-
Step 700
700
#4F6C18
oklch(49.1% 0.114 127.1)
-
Step 800
800
#415817
oklch(42.7% 0.094 126.9)
-
Step 900
900
#37491A
oklch(37.8% 0.074 127.2)
-
Step 950
950
#202B10
oklch(27.1% 0.048 127.6)
#57771B 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) | #7D6E08 | 0.058 |
| Deuteranopia (no green cones) | #796C24 | 0.060 |
| Tritanopia (no blue cones) | #5B7165 | 0.098 |
| Achromatopsia (no color) | #6D6D6D | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57771B
#57771B
oklch(52.6% 0.123 127.2)
- #7E55A1
#7E55A1
oklch(52.6% 0.123 307.6)
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 #57771B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Green #677A04 ΔE 0.025
- Murky Green #6C7A0E ΔE 0.031
- Muddy Green #657432 ΔE 0.033
- Military Green #667C3E ΔE 0.042
- Browny Green #6F6C0A ΔE 0.043
- Brown Green #706C11 ΔE 0.044
- Dark Grass Green #388004 ΔE 0.045
- Dark Olive Green #556B2F ΔE 0.045
Use #57771B 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.