#031D0E
Closest named color: Rich Navy (#001219). oklch(20.5% 0.045 155.4), rgb(3, 29, 14).
Aa
White text reads best on this color (17.70:1).
About this color
#031D0E is a very dark, muted green. In OKLCH its lightness is 21%, its chroma 0.045 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.057 away. White text reads best on it, at 17.70:1.
| Hue family | Greens |
| Lightness | very dark (21%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.18:1 |
| White text | 17.70:1 |
Values
| HEX | #031D0E |
| RGB | rgb(3, 29, 14) |
| HSL | hsl(145, 81%, 6%) |
| OKLCH | oklch(20.5% 0.045 155.4) |
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 #031D0E | 17.70:1 | AAA | Lc -106.6 | Preferred for body text |
| Black text on #031D0E | 1.18:1 | Fails | Lc 0.0 | Not readable |
| #031D0E text on white | 17.70:1 | AAA | Lc 104.4 | Preferred for body text |
| #031D0E text on black | 1.18:1 | Fails | Lc 0.0 | Not readable |
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 950.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFD1
oklch(88.5% 0.029 155.2)
-
Step 300
300
#A6CBB2
oklch(80.8% 0.053 155.5)
-
Step 400
400
#74B18A
oklch(70.8% 0.085 155.5)
-
Step 500
500
#4C9D6D
oklch(63.2% 0.108 155.5)
-
Step 600
600
#298754
oklch(55.6% 0.118 155.3)
-
Step 700
700
#1A7245
oklch(49% 0.108 155.7)
-
Step 800
800
#195D39
oklch(42.6% 0.09 155.8)
-
Step 900
900
#1D4C31
oklch(37.6% 0.07 155.6)
-
Step 950
950 (this color)
#031D0E
oklch(20.5% 0.045 155.4)
#031D0E 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) | #1D1A0D | 0.040 |
| Deuteranopia (no green cones) | #19170F | 0.039 |
| Tritanopia (no blue cones) | #001D19 | 0.021 |
| Achromatopsia (no color) | #181818 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031D0E
#031D0E
oklch(20.5% 0.045 155.4)
- #230F1F
#230F1F
oklch(20.5% 0.043 334.9)
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 #031D0E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.057
- Rich Black #0D1B2A ΔE 0.061
- Almost Black #070D0D ΔE 0.065
- Dark Forest Green #002D04 ΔE 0.066
- Very Dark Green #062E03 ΔE 0.071
- Jet #212529 ΔE 0.073
- Dark #1B2431 ΔE 0.078
- Dark Brown #341C02 ΔE 0.086
Use #031D0E 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.