#031708
Closest named color: Rich Navy (#001219). oklch(18.2% 0.041 150.7), rgb(3, 23, 8).
Aa
White text reads best on this color (18.58:1).
About this color
#031708 is a very dark, muted green. In OKLCH its lightness is 18%, its chroma 0.041 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.045 away. White text reads best on it, at 18.58:1.
| Hue family | Greens |
| Lightness | very dark (18%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.12:1 |
| White text | 18.58:1 |
Values
| HEX | #031708 |
| RGB | rgb(3, 23, 8) |
| HSL | hsl(135, 77%, 5%) |
| OKLCH | oklch(18.2% 0.041 150.7) |
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 #031708 | 18.58:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #031708 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #031708 text on white | 18.58:1 | AAA | Lc 105.0 | Preferred for body text |
| #031708 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
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CDDFD0
oklch(88.6% 0.028 150.4)
-
Step 300
300
#ABCAB1
oklch(80.9% 0.048 150.9)
-
Step 400
400
#7CAF87
oklch(70.7% 0.079 150.7)
-
Step 500
500
#599B69
oklch(63.2% 0.101 150.5)
-
Step 600
600
#3C8551
oklch(55.6% 0.109 150.8)
-
Step 700
700
#2D7141
oklch(49.2% 0.103 150.5)
-
Step 800
800
#275C36
oklch(42.8% 0.085 150.6)
-
Step 900
900
#254B2F
oklch(37.6% 0.065 150.8)
-
Step 950
950 (this color)
#031708
oklch(18.2% 0.041 150.7)
#031708 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) | #171407 | 0.035 |
| Deuteranopia (no green cones) | #141209 | 0.034 |
| Tritanopia (no blue cones) | #001613 | 0.023 |
| Achromatopsia (no color) | #131313 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031708
#031708
oklch(18.2% 0.041 150.7)
- #1C0A1A
#1C0A1A
oklch(18.1% 0.042 331.4)
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 #031708, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.045
- Almost Black #070D0D ΔE 0.046
- Rich Black #0D1B2A ΔE 0.069
- Dark Forest Green #002D04 ΔE 0.087
- Very Dark Brown #1D0200 ΔE 0.087
- Jet #212529 ΔE 0.091
- Very Dark Green #062E03 ΔE 0.092
- Dark #1B2431 ΔE 0.094
Use #031708 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.