#031604
Closest named color: Almost Black (#070D0D). oklch(17.7% 0.046 144.7), rgb(3, 22, 4).
Aa
White text reads best on this color (18.74:1).
About this color
#031604 is a very dark, muted green. In OKLCH its lightness is 18%, its chroma 0.046 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.048 away. White text reads best on it, at 18.74:1.
| Hue family | Greens |
| Lightness | very dark (18%) |
| Chroma | muted (0.046) |
| Temperature | in between |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.12:1 |
| White text | 18.74:1 |
Values
| HEX | #031604 |
| RGB | rgb(3, 22, 4) |
| HSL | hsl(123, 76%, 5%) |
| OKLCH | oklch(17.7% 0.046 144.7) |
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 #031604 | 18.74:1 | AAA | Lc -107.2 | Preferred for body text |
| Black text on #031604 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #031604 text on white | 18.74:1 | AAA | Lc 105.1 | Preferred for body text |
| #031604 text on black | 1.12:1 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CDDFCD
oklch(88.5% 0.031 145.3)
-
Step 300
300
#ABCBAB
oklch(81% 0.056 145)
-
Step 400
400
#7EAF7E
oklch(70.6% 0.088 144.6)
-
Step 500
500
#5B9B5D
oklch(63% 0.113 144.8)
-
Step 600
600
#3F8543
oklch(55.5% 0.122 144.8)
-
Step 700
700
#317134
oklch(49.1% 0.114 144.4)
-
Step 800
800
#295C2C
oklch(42.7% 0.094 144.8)
-
Step 900
900
#264C28
oklch(37.8% 0.074 145)
-
Step 950
950 (this color)
#031604
oklch(17.7% 0.046 144.7)
#031604 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) | #171303 | 0.036 |
| Deuteranopia (no green cones) | #141105 | 0.035 |
| Tritanopia (no blue cones) | #011512 | 0.030 |
| Achromatopsia (no color) | #121212 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031604
#031604
oklch(17.7% 0.046 144.7)
- #1B091C
#1B091C
oklch(17.8% 0.046 325.3)
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 #031604, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.048
- Rich Navy #001219 ΔE 0.051
- Rich Black #0D1B2A ΔE 0.078
- Very Dark Brown #1D0200 ΔE 0.087
- Dark Forest Green #002D04 ΔE 0.089
- Very Dark Green #062E03 ΔE 0.094
- Jet #212529 ΔE 0.098
- Dark Brown #341C02 ΔE 0.100
Use #031604 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.