#15771F
Closest named color: Tree Green (#2A7E19). oklch(49.8% 0.151 144), rgb(21, 119, 31).
Aa
White text reads best on this color (5.69:1).
About this color
#15771F is a medium-dark, vivid green. In OKLCH its lightness is 50%, its chroma 0.151 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.027 away. White text reads best on it, at 5.69:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.69:1 |
| White text | 5.69:1 |
Values
| HEX | #15771F |
| RGB | rgb(21, 119, 31) |
| HSL | hsl(126, 70%, 27%) |
| OKLCH | oklch(49.8% 0.151 144) |
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 #15771F | 5.69:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #15771F | 3.69:1 | AA large text | Lc 26.1 | Dividers and decoration only |
| #15771F text on white | 5.69:1 | AA | Lc 77.9 | Fine for body text |
| #15771F text on black | 3.69:1 | AA large text | Lc -23.8 | 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 700.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#CAE1C9
oklch(88.6% 0.041 144.1)
-
Step 300
300
#A5CDA3
oklch(80.8% 0.072 143.7)
-
Step 400
400
#72B471
oklch(70.8% 0.117 143.9)
-
Step 500
500
#48A04A
oklch(63.1% 0.149 144)
-
Step 600
600
#228A2B
oklch(55.6% 0.162 144.1)
-
Step 700
700 (this color)
#15771F
oklch(49.8% 0.151 144)
-
Step 800
800
#145F1A
oklch(42.6% 0.125 144)
-
Step 900
900
#1A4E1C
oklch(37.6% 0.097 144)
-
Step 950
950
#112E11
oklch(27% 0.062 143.6)
#15771F 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) | #796B11 | 0.109 |
| Deuteranopia (no green cones) | #6F6428 | 0.110 |
| Tritanopia (no blue cones) | #007466 | 0.095 |
| Achromatopsia (no color) | #676767 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #15771F
#15771F
oklch(49.8% 0.151 144)
- #8A3E92
#8A3E92
oklch(49.7% 0.15 323.7)
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 #15771F, closest first.
No curated palette has a color within ΔE 0.04 of #15771F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.027
- Green #008000 ΔE 0.035
- Dark Grass Green #388004 ΔE 0.041
- Jungle Green #048243 ΔE 0.043
- Dark Green #006400 ΔE 0.062
- Forest Green #228B22 ΔE 0.063
- Dark Olive Green #556B2F ΔE 0.071
- Emerald Green #028F1E ΔE 0.074
Use #15771F 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.