#031807
Closest named color: Rich Navy (#001219). oklch(18.5% 0.045 148.6), rgb(3, 24, 7).
Aa
White text reads best on this color (18.46:1).
About this color
#031807 is a very dark, muted green. In OKLCH its lightness is 19%, its chroma 0.045 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.050 away. White text reads best on it, at 18.46:1.
| Hue family | Greens |
| Lightness | very dark (19%) |
| Chroma | muted (0.045) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.13:1 |
| White text | 18.46:1 |
Values
| HEX | #031807 |
| RGB | rgb(3, 24, 7) |
| HSL | hsl(131, 78%, 5%) |
| OKLCH | oklch(18.5% 0.045 148.6) |
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 #031807 | 18.46:1 | AAA | Lc -107.1 | Preferred for body text |
| Black text on #031807 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #031807 text on white | 18.46:1 | AAA | Lc 105.0 | Preferred for body text |
| #031807 text on black | 1.13:1 | 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
#E3EDE4
oklch(93.6% 0.016 148.4)
-
Step 200
200
#CDDFCF
oklch(88.6% 0.029 148.6)
-
Step 300
300
#AACBAE
oklch(81% 0.054 148.5)
-
Step 400
400
#7BB083
oklch(70.8% 0.086 148.5)
-
Step 500
500
#579C64
oklch(63.2% 0.109 148.6)
-
Step 600
600
#3A864B
oklch(55.7% 0.118 148.7)
-
Step 700
700
#2B713C
oklch(49% 0.109 148.8)
-
Step 800
800
#255C32
oklch(42.6% 0.09 149)
-
Step 900
900
#244C2C
oklch(37.8% 0.071 148.6)
-
Step 950
950 (this color)
#031807
oklch(18.5% 0.045 148.6)
#031807 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) | #181506 | 0.036 |
| Deuteranopia (no green cones) | #151308 | 0.035 |
| Tritanopia (no blue cones) | #001714 | 0.026 |
| Achromatopsia (no color) | #141414 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031807
#031807
oklch(18.5% 0.045 148.6)
- #1D0B1D
#1D0B1D
oklch(18.6% 0.044 327.2)
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 #031807, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.050
- Almost Black #070D0D ΔE 0.051
- Rich Black #0D1B2A ΔE 0.071
- Dark Forest Green #002D04 ΔE 0.082
- Very Dark Green #062E03 ΔE 0.087
- Very Dark Brown #1D0200 ΔE 0.090
- Jet #212529 ΔE 0.090
- Dark #1B2431 ΔE 0.094
Use #031807 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.