#006643
Closest named color: Spruce (#0A5F38). oklch(45.1% 0.1 161.2), rgb(0, 102, 67).
Aa
White text reads best on this color (7.04:1).
About this color
#006643 is a medium-dark, moderately saturated green. In OKLCH its lightness is 45%, its chroma 0.100 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.023 away. White text reads best on it, at 7.04:1.
| Hue family | Greens |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.100) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.98:1 |
| White text | 7.04:1 |
Values
| HEX | #006643 |
| RGB | rgb(0, 102, 67) |
| HSL | hsl(159, 100%, 20%) |
| OKLCH | oklch(45.1% 0.1 161.2) |
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 #006643 | 7.04:1 | AAA | Lc -88.8 | Fine for body text |
| Black text on #006643 | 2.98:1 | Fails | Lc 20.2 | Dividers and decoration only |
| #006643 text on white | 7.04:1 | AAA | Lc 83.9 | Fine for body text |
| #006643 text on black | 2.98:1 | Fails | Lc -18.1 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EEE6
oklch(93.7% 0.017 159.1)
-
Step 200
200
#C7E0D2
oklch(88.4% 0.033 161.2)
-
Step 300
300
#A0CDB5
oklch(81% 0.058 161.5)
-
Step 400
400
#68B38E
oklch(70.7% 0.093 161.3)
-
Step 500
500
#359F72
oklch(63% 0.119 161.4)
-
Step 600
600
#00895B
oklch(55.6% 0.124 161)
-
Step 700
700
#00734C
oklch(49.1% 0.109 161.2)
-
Step 800
800 (this color)
#006643
oklch(45.1% 0.1 161.2)
-
Step 900
900
#0B4E34
oklch(37.7% 0.078 161.4)
-
Step 950
950
#0B2E1E
oklch(27.1% 0.05 160.2)
#006643 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) | #645D41 | 0.095 |
| Deuteranopia (no green cones) | #5A5645 | 0.092 |
| Tritanopia (no blue cones) | #00665D | 0.042 |
| Achromatopsia (no color) | #595959 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #006643
#006643
oklch(45.1% 0.1 161.2)
- #7A3D66
#7A3D66
oklch(45.2% 0.1 341.1)
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 #006643, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.023
- Pine #2B5D34 ΔE 0.032
- Dark Green Blue #1F6357 ΔE 0.040
- Dark Aqua #05696B ΔE 0.063
- Dark Green #006400 ΔE 0.064
- Army Green #4B5D16 ΔE 0.065
- Camouflage Green #4B6113 ΔE 0.065
- Deep Green #02590F ΔE 0.065
Use #006643 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.