#1B6E18
Closest named color: Dark Green (#006400). oklch(47.2% 0.143 142.5), rgb(27, 110, 24).
Aa
White text reads best on this color (6.38:1).
About this color
#1B6E18 is a medium-dark, vivid green. In OKLCH its lightness is 47%, its chroma 0.143 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.036 away. White text reads best on it, at 6.38:1.
| Hue family | Greens |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 3.29:1 |
| White text | 6.38:1 |
Values
| HEX | #1B6E18 |
| RGB | rgb(27, 110, 24) |
| HSL | hsl(118, 64%, 26%) |
| OKLCH | oklch(47.2% 0.143 142.5) |
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 #1B6E18 | 6.38:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #1B6E18 | 3.29:1 | AA large text | Lc 22.8 | Dividers and decoration only |
| #1B6E18 text on white | 6.38:1 | AA | Lc 81.3 | Fine for body text |
| #1B6E18 text on black | 3.29:1 | AA large text | Lc -20.6 | 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
#E3EDE1
oklch(93.5% 0.019 140.5)
-
Step 200
200
#CBE0C9
oklch(88.5% 0.038 142.8)
-
Step 300
300
#A7CDA4
oklch(81% 0.07 143)
-
Step 400
400
#77B272
oklch(70.7% 0.11 142.5)
-
Step 500
500
#519E4C
oklch(63% 0.14 142.5)
-
Step 600
600
#31892D
oklch(55.7% 0.153 142.5)
-
Step 700
700 (this color)
#1B6E18
oklch(47.2% 0.143 142.5)
-
Step 800
800
#1F5E1C
oklch(42.6% 0.118 142.5)
-
Step 900
900
#204D1D
oklch(37.6% 0.091 142.4)
-
Step 950
950
#142D12
oklch(26.9% 0.057 142.3)
#1B6E18 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) | #716307 | 0.101 |
| Deuteranopia (no green cones) | #675D21 | 0.100 |
| Tritanopia (no blue cones) | #016B5D | 0.090 |
| Achromatopsia (no color) | #5F5F5F | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B6E18
#1B6E18
oklch(47.2% 0.143 142.5)
- #7F3A89
#7F3A89
oklch(47.1% 0.142 322.4)
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 #1B6E18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.036
- Tree Green #2A7E19 ΔE 0.052
- Camouflage Green #4B6113 ΔE 0.056
- Green #008000 ΔE 0.059
- Camo Green #526525 ΔE 0.063
- Dark Grass Green #388004 ΔE 0.064
- Jungle Green #048243 ΔE 0.065
- Army Green #4B5D16 ΔE 0.065
Use #1B6E18 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.