#031506
Closest named color: Almost Black (#070D0D). oklch(17.4% 0.041 148.3), rgb(3, 21, 6).
Aa
White text reads best on this color (18.85:1).
About this color
#031506 is a very dark, muted green. In OKLCH its lightness is 17%, its chroma 0.041 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.041 away. White text reads best on it, at 18.85:1.
| Hue family | Greens |
| Lightness | very dark (17%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.11:1 |
| White text | 18.85:1 |
Values
| HEX | #031506 |
| RGB | rgb(3, 21, 6) |
| HSL | hsl(130, 75%, 5%) |
| OKLCH | oklch(17.4% 0.041 148.3) |
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 #031506 | 18.85:1 | AAA | Lc -107.3 | Preferred for body text |
| Black text on #031506 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #031506 text on white | 18.85:1 | AAA | Lc 105.2 | Preferred for body text |
| #031506 text on black | 1.11:1 | 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
#F3F7F3
oklch(97.2% 0.007 145.5)
-
Step 100
100
#E4EDE5
oklch(93.7% 0.014 148.8)
-
Step 200
200
#CEDECF
oklch(88.4% 0.027 147.1)
-
Step 300
300
#ACCAAF
oklch(80.9% 0.049 147.9)
-
Step 400
400
#7FAE86
oklch(70.6% 0.077 148.7)
-
Step 500
500
#5D9A67
oklch(63.1% 0.099 148.3)
-
Step 600
600
#41844E
oklch(55.5% 0.108 148.3)
-
Step 700
700
#33703F
oklch(49.1% 0.1 148.2)
-
Step 800
800
#2B5B34
oklch(42.6% 0.083 148.2)
-
Step 900
900
#284B2E
oklch(37.7% 0.064 148.3)
-
Step 950
950 (this color)
#031506
oklch(17.4% 0.041 148.3)
#031506 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) | #151205 | 0.033 |
| Deuteranopia (no green cones) | #131007 | 0.034 |
| Tritanopia (no blue cones) | #011411 | 0.024 |
| Achromatopsia (no color) | #111111 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031506
#031506
oklch(17.4% 0.041 148.3)
- #1A0919
#1A0919
oklch(17.4% 0.041 329.3)
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 #031506, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.041
- Rich Navy #001219 ΔE 0.045
- Rich Black #0D1B2A ΔE 0.074
- Very Dark Brown #1D0200 ΔE 0.083
- Dark Forest Green #002D04 ΔE 0.094
- Jet #212529 ΔE 0.098
- Very Dark Green #062E03 ΔE 0.099
- Dark #1B2431 ΔE 0.101
Use #031506 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.