#031C07
Closest named color: Rich Navy (#001219). oklch(20% 0.052 147.2), rgb(3, 28, 7).
Aa
White text reads best on this color (17.90:1).
About this color
#031C07 is a very dark, muted green. In OKLCH its lightness is 20%, its chroma 0.052 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Navy (#001219), ΔE 0.062 away. White text reads best on it, at 17.90:1.
| Hue family | Greens |
| Lightness | very dark (20%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Rich Navy (#001219) |
| Black text | 1.17:1 |
| White text | 17.90:1 |
Values
| HEX | #031C07 |
| RGB | rgb(3, 28, 7) |
| HSL | hsl(130, 81%, 6%) |
| OKLCH | oklch(20% 0.052 147.2) |
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 #031C07 | 17.90:1 | AAA | Lc -106.7 | Preferred for body text |
| Black text on #031C07 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #031C07 text on white | 17.90:1 | AAA | Lc 104.5 | Preferred for body text |
| #031C07 text on black | 1.17:1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E2EDE3
oklch(93.5% 0.018 148.1)
-
Step 200
200
#CBE0CC
oklch(88.6% 0.035 146.6)
-
Step 300
300
#A7CCAA
oklch(80.9% 0.062 147.2)
-
Step 400
400
#76B27D
oklch(70.8% 0.099 147.3)
-
Step 500
500
#4F9E5B
oklch(63.2% 0.126 147.2)
-
Step 600
600
#2E8840
oklch(55.6% 0.137 147.1)
-
Step 700
700
#1F7332
oklch(49% 0.127 147.3)
-
Step 800
800
#1D5E2A
oklch(42.7% 0.106 147.1)
-
Step 900
900
#1F4D26
oklch(37.7% 0.082 146.8)
-
Step 950
950 (this color)
#031C07
oklch(20% 0.052 147.2)
#031C07 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) | #1C1906 | 0.040 |
| Deuteranopia (no green cones) | #191608 | 0.040 |
| Tritanopia (no blue cones) | #001B17 | 0.030 |
| Achromatopsia (no color) | #171717 | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #031C07
#031C07
oklch(20% 0.052 147.2)
- #220C22
#220C22
oklch(20% 0.053 327.3)
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 #031C07, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Navy #001219 ΔE 0.062
- Dark Forest Green #002D04 ΔE 0.066
- Almost Black #070D0D ΔE 0.066
- Very Dark Green #062E03 ΔE 0.071
- Rich Black #0D1B2A ΔE 0.072
- Jet #212529 ΔE 0.083
- Dark Brown #341C02 ΔE 0.088
- Dark #1B2431 ΔE 0.089
Use #031C07 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.