#066142
Closest named color: Spruce (#0A5F38). oklch(43.7% 0.093 162.5), rgb(6, 97, 66).
Aa
White text reads best on this color (7.50:1).
About this color
#066142 is a dark, moderately saturated green. In OKLCH its lightness is 44%, its chroma 0.093 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Spruce (#0A5F38), ΔE 0.014 away. White text reads best on it, at 7.50:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.093) |
| Temperature | in between |
| Nearest name | Spruce (#0A5F38) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #066142 |
| RGB | rgb(6, 97, 66) |
| HSL | hsl(160, 88%, 20%) |
| OKLCH | oklch(43.7% 0.093 162.5) |
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 #066142 | 7.50:1 | AAA | Lc -90.5 | Preferred for body text |
| Black text on #066142 | 2.79:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #066142 text on white | 7.50:1 | AAA | Lc 85.6 | Fine for body text |
| #066142 text on black | 2.79:1 | Fails | Lc -16.4 | 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 800.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE7
oklch(93.5% 0.015 164.7)
-
Step 200
200
#C8E0D3
oklch(88.5% 0.031 162.1)
-
Step 300
300
#A2CCB6
oklch(80.9% 0.054 162.1)
-
Step 400
400
#6CB291
oklch(70.8% 0.087 162.7)
-
Step 500
500
#3D9E75
oklch(63.1% 0.111 162.4)
-
Step 600
600
#02895E
oklch(55.7% 0.121 162.5)
-
Step 700
700
#00734E
oklch(49.1% 0.107 162.4)
-
Step 800
800 (this color)
#066142
oklch(43.7% 0.093 162.5)
-
Step 900
900
#124D36
oklch(37.6% 0.072 162.8)
-
Step 950
950
#0D2D20
oklch(26.9% 0.045 163.7)
#066142 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) | #5F5940 | 0.089 |
| Deuteranopia (no green cones) | #555244 | 0.086 |
| Tritanopia (no blue cones) | #006159 | 0.037 |
| Achromatopsia (no color) | #555555 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #066142
#066142
oklch(43.7% 0.093 162.5)
- #743B5F
#743B5F
oklch(43.7% 0.093 343)
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 #066142, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Spruce #0A5F38 ΔE 0.014
- Pine #2B5D34 ΔE 0.024
- Dark Green Blue #1F6357 ΔE 0.037
- Dark Blue Green #005249 ΔE 0.056
- Deep Green #02590F ΔE 0.060
- Navy Green #35530A ΔE 0.064
- Dark Aqua #05696B ΔE 0.064
- Deep Teal #00555A ΔE 0.065
Use #066142 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.