#1B6306
Closest named color: Dark Green (#006400). oklch(43.8% 0.138 140.4), rgb(27, 99, 6).
Aa
White text reads best on this color (7.41:1).
About this color
#1B6306 is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.138 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green (#006400), ΔE 0.012 away. White text reads best on it, at 7.41:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Dark Green (#006400) |
| Black text | 2.83:1 |
| White text | 7.41:1 |
Values
| HEX | #1B6306 |
| RGB | rgb(27, 99, 6) |
| HSL | hsl(106, 89%, 21%) |
| OKLCH | oklch(43.8% 0.138 140.4) |
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 #1B6306 | 7.41:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #1B6306 | 2.83:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #1B6306 text on white | 7.41:1 | AAA | Lc 85.3 | Fine for body text |
| #1B6306 text on black | 2.83:1 | Fails | Lc -16.7 | 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 800.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEDF
oklch(93.6% 0.024 139.4)
-
Step 200
200
#CAE1C5
oklch(88.5% 0.045 140.1)
-
Step 300
300
#A5CE9D
oklch(80.9% 0.08 140.5)
-
Step 400
400
#72B465
oklch(70.6% 0.13 140.4)
-
Step 500
500
#4AA037
oklch(63% 0.164 140.2)
-
Step 600
600
#268B02
oklch(55.7% 0.18 140.3)
-
Step 700
700
#1D7500
oklch(49.2% 0.16 140.4)
-
Step 800
800 (this color)
#1B6306
oklch(43.8% 0.138 140.4)
-
Step 900
900
#1B4F0F
oklch(37.8% 0.109 140.4)
-
Step 950
950
#112E0B
oklch(26.9% 0.069 140.4)
#1B6306 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) | #665900 | 0.094 |
| Deuteranopia (no green cones) | #5E5314 | 0.094 |
| Tritanopia (no blue cones) | #0D5F53 | 0.093 |
| Achromatopsia (no color) | #555555 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B6306
#1B6306
oklch(43.8% 0.138 140.4)
- #723280
#723280
oklch(43.7% 0.139 320.1)
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 #1B6306, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green #006400 ΔE 0.012
- Deep Green #02590F ΔE 0.037
- Forest #0B5509 ΔE 0.048
- Camouflage Green #4B6113 ΔE 0.052
- Spruce #0A5F38 ΔE 0.052
- Navy Green #35530A ΔE 0.054
- Pine #2B5D34 ΔE 0.054
- Army Green #4B5D16 ΔE 0.055
Use #1B6306 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.