#1C7828
Closest named color: Tree Green (#2A7E19). oklch(50.3% 0.143 144.9), rgb(28, 120, 40).
Aa
White text reads best on this color (5.57:1).
About this color
#1C7828 is a medium-dark, vivid green. In OKLCH its lightness is 50%, its chroma 0.143 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tree Green (#2A7E19), ΔE 0.026 away. White text reads best on it, at 5.57:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Tree Green (#2A7E19) |
| Black text | 3.76:1 |
| White text | 5.57:1 |
Values
| HEX | #1C7828 |
| RGB | rgb(28, 120, 40) |
| HSL | hsl(128, 62%, 29%) |
| OKLCH | oklch(50.3% 0.143 144.9) |
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 #1C7828 | 5.57:1 | AA | Lc -82.7 | Fine for body text |
| Black text on #1C7828 | 3.76:1 | AA large text | Lc 26.7 | Dividers and decoration only |
| #1C7828 text on white | 5.57:1 | AA | Lc 77.4 | Fine for body text |
| #1C7828 text on black | 3.76:1 | AA large text | Lc -24.4 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EEE2
oklch(93.7% 0.02 145.4)
-
Step 200
200
#CAE0CA
oklch(88.4% 0.038 145.2)
-
Step 300
300
#A5CDA5
oklch(80.9% 0.07 144.9)
-
Step 400
400
#73B375
oklch(70.7% 0.111 145)
-
Step 500
500
#4A9F50
oklch(63% 0.141 145)
-
Step 600
600
#268932
oklch(55.5% 0.154 144.9)
-
Step 700
700 (this color)
#1C7828
oklch(50.3% 0.143 144.9)
-
Step 800
800
#175F20
oklch(42.7% 0.119 145)
-
Step 900
900
#1C4E20
oklch(37.8% 0.092 144.9)
-
Step 950
950
#122E13
oklch(27.1% 0.059 144.4)
#1C7828 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) | #7A6C1E | 0.107 |
| Deuteranopia (no green cones) | #70652F | 0.107 |
| Tritanopia (no blue cones) | #007567 | 0.088 |
| Achromatopsia (no color) | #686868 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1C7828
#1C7828
oklch(50.3% 0.143 144.9)
- #8B4290
#8B4290
oklch(50.3% 0.143 325)
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 #1C7828, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tree Green #2A7E19 ΔE 0.026
- Jungle Green #048243 ΔE 0.035
- Green #008000 ΔE 0.038
- Dark Grass Green #388004 ΔE 0.040
- Forest Green #228B22 ΔE 0.061
- Dark Olive Green #556B2F ΔE 0.065
- Dark Green #006400 ΔE 0.067
- Camo Green #526525 ΔE 0.071
Use #1C7828 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.